Total 1,748 java developer job vacancies in singapore

Key Responsibilities

a.      Design, develop, and maintain Terraform modules and configurations for AWS infrastructure provisioning, ensuring reusability, scalability, and adherence to best practices.

b.      Collaborate with application, security, and other internal teams to translate business requirements into robust Terraform-based infrastructure solutions.

c.       Implement and manage AWS Landing Zones using Terraform, establishing standardised, secure, and compliant multi-account environments.

d.      Drive continuous improvement and optimisation of cloud infrastructure through advanced Terraform automation, ensuring high availability, performance, and cost efficiency.

e.      Develop and maintain Terraform state management strategies, including remote state backends, state locking, and disaster recovery procedures.

f.        Implement comprehensive infrastructure security controls and compliance requirements through Terraform code, following AWS security best practices and regulatory standards.

g.       Create and maintain detailed documentation, coding standards, and reusable Terraform modules for cloud infrastructure components.

h.      Provide technical leadership and mentorship on Terraform best practices, code reviews, and infrastructure design patterns.

i.        Troubleshoot complex Terraform deployments and AWS infrastructure issues, implementing solutions that prevent recurrence.

j.        Stay current with Terraform updates, AWS service developments, and emerging infrastructure as code practices.

What we are looking for

k.       Bachelor's degree in Computer Science, Engineering, or a related field; or equivalent work experience.

l.        Minimum 7+ years of hands-on experience with Terraform, including advanced features such as modules, workspaces, providers, and state management.

m.    Deep expertise in AWS services and architecture, including but not limited to EC2, VPC, IAM, S3, RDS, Lambda, CloudFormation, and AWS Organizations.

n.       Proven experience implementing AWS Landing Zones and multi-account strategies using Terraform.

o.       Strong proficiency in scripting languages, particularly Python and Bash, for automation and integration with Terraform workflows.

p.      Comprehensive understanding of AWS security services, compliance frameworks, and infrastructure security best practices.

q.      Experience with CI/CD pipelines for infrastructure deployment, including tools like GitLab CI, Jenkins, or AWS CodePipeline.

r.       Excellent problem-solving skills with the ability to debug complex infrastructure issues and optimise Terraform code for performance.

s.       Strong communication and collaboration skills, with the ability to work effectively in cross-functional teams and explain technical concepts to stakeholders at all levels.

We are hiring an experienced Android Developer to design, develop, and support high-quality mobile applications for enterprise users. This role involves building scalable Android solutions, enhancing user experience, and collaborating with cross-functional teams in an agile environment.

Key Responsibilities

• Analyse, design, develop, test, and maintain Android mobile applications.
• Convert UI/UX designs and wireframes into clean, scalable, and maintainable code.
• Build high-performance, reusable, and reliable application features.
• Optimise app performance, responsiveness, and overall user experience.
• Troubleshoot issues, resolve defects, and improve application stability.
• Maintain code quality through documentation, testing, and best practices.
• Support application deployment, release management, and post-production fixes.
• Work closely with product, backend, QA, and business stakeholders to deliver enhancements.

Required Skills & Experience

• 3–5 years of hands-on Android development experience.
• Strong experience with Kotlin and/or Java.
• Solid understanding of Android SDK, app lifecycle, and compatibility across Android versions.
• Experience integrating RESTful APIs.
• Knowledge of offline storage, multithreading, and performance optimisation.
• Familiarity with Git / SVN version control tools.
• Experience with SQL and database interactions.

Preferred Skills

• Exposure to React Native, TypeScript, or Angular.
• Experience with biometric authentication (Face ID / Fingerprint / Iris).
• Knowledge of push notifications and cloud messaging services.
• Familiarity with CI/CD pipelines and automated release processes.

Qualifications

• Diploma or Degree in Computer Science, Engineering, or related discipline.
• Relevant hands-on experience may be considered in lieu of formal qualifications.
• Experience working in Agile / Scrum delivery environments.
• Strong communication and teamwork skills.
• Self-driven, detail-oriented, and committed to delivering quality solutions.

Those who are keen for the role and would like to discuss the opportunity further, please click "Apply Now" or email Kin Long at kinlong.fok@quesscorp.sg with your updated CV.

Only shortlisted candidates will be responded to, therefore if you do not receive a response within 14 days, please accept this as notification that you have not been shortlisted.

Quess Selection & Services Pte Ltd

EA Licence No: 23C2060 | EAP Registration No: R2095054

• 3–5 years of hands-on experience in Python development.
• Experience in banking or financial services domain is a strong advantage.
• Familiar with SQL and Unix/Linux scripting.
• Understanding of RESTful APIs, microservices, and data pipelines.
• Experience with CI/CD tools and version control systems like Git.
• Basic understanding of financial products, regulatory reporting, or risk systems is desirable.

Responsibilities:

• Design and evaluate scalable, secure, and fault-tolerant systems, incorporating multi-region disaster recovery and ensuring robust data consistency.
• Offer domain expertise and guidance across teams, facilitating cross-functional architectural discussions.
• Convert complex business requirements into scalable technical solutions that align with long-term product and company objectives.
• Develop high-quality, reusable components and establish best practices to enhance efficiency across teams.
• Establish and implement domain-level standards, governance frameworks, and process improvements, including microservice design, observability, and code quality.
• Mentor engineers, promote knowledge sharing, and foster a culture of continuous learning and innovation.

Qualifications:

• Holds a Bachelor's degree in Computing, Software Engineering, IT, or a related field.
• Over 8 years of experience in backend system design and development, with a proven record of delivering mission-critical systems.
• Strong expertise in Java or Go, with in-depth knowledge of backend frameworks (e.g., Spring Boot, WebFlux), messaging systems (e.g., Kafka), and distributed databases (SQL/NoSQL, Redis, etc.).
• Skilled in designing and scaling large distributed systems with a focus on performance, availability, security, and resilience.
• Capable of defining and implementing engineering standards and technical guidelines at the system or domain level.
• Continuously evaluates and integrates new technologies to enhance systems and processes.
• Anticipates edge cases and long-term impacts, incorporating robustness, observability, and compliance from the design stage.
• Effectively drives adoption of best practices and standards across teams and stakeholders.
• Makes informed, strategic decisions backed by technical expertise and business impact analysis.

We regret only shortlisted candidates will be contacted. All applications will be handled confidentially. By submitting your application, you agree to the collection, use, retention, and disclosure of your personal information to prospective employers.

Wecruit Pte Ltd

EA License No: 20C0270

EA Personnel: Nyon Hock Sen (Aden)

EA Personnel Reg No: R24124070

Join a high-performance engineering team building mission-critical platforms that power real-time communication across a global banking ecosystem. This is not a maintenance role — you’ll design, scale, and optimise systems that operate at enterprise scale with cutting-edge technologies.

What You’ll Do:

• Design and build high-performance microservices powering enterprise communication platforms handling millions of real-time interactions daily.
• Lead complex system design, translating business requirements into scalable, resilient, production-ready architecture across distributed environments seamlessly.
• Solve deep legacy system challenges, debugging complex production issues and optimizing performance under high throughput conditions.
• Drive engineering excellence through TDD, CI/CD pipelines, clean architecture, and enforcing best practices across teams consistently.
• Collaborate with stakeholders, architects, and product teams to deliver innovative solutions aligned with business and technical goals.

What We’re Looking For

• Expert in Java, Spring Boot, Microservices, with strong experience building scalable distributed systems in production environments.
• Deep understanding of Kafka, messaging systems, event-driven architecture, and real-time data streaming at enterprise scale systems.
• Strong computer science fundamentals including algorithms, data structures, and object-oriented design with practical application experience.
• Hands-on experience with Docker, Kubernetes, CI/CD pipelines, and cloud-native deployment in complex environments production systems.
• Proven ability solving complex technical problems, optimizing performance, and handling high-pressure production incidents effectively independently.

You’ll work on a centralised, high-performance messaging platform integrating SMS, Email, Push, and real-time chat across the bank. Built using Spring WebFlux, Kafka Streams, Apache Camel, Kubernetes, and modern reactive architecture — this is engineering at serious scale.

You’re not just coding — you’re re-architecting legacy systems, building event-driven platforms, and shaping the future of digital banking communication.

Hiring Bar (Read Carefully)

• First round includes a high-intensity Codility test — only top engineers will pass
• We are hiring experts, not learners — strong fundamentals and real-world system design experience are non-negotiable

If you want to solve real engineering problems at scale—not just ship features—this role delivers unmatched technical depth and impact. You’ll work with elite engineers, modern tech stacks, and systems that truly challenge your capabilities.

Apply now if you’re ready to prove you belong among the top engineers. Reach out to Naveen at naveen.vasudevan@Tangspac.com

Responsibilities

• Develop and maintain Java applications using Core Java 8+ and JUnit to ensure robust and tested code quality
• Implement and enhance backend services with Spring Boot to deliver scalable and efficient solutions
• Manage project builds and dependencies using Maven to streamline development workflows
• Execute basic Linux shell scripting commands to automate routine tasks and support deployment processes
• Apply Java Messaging concepts (JMS, MQ) to design and integrate asynchronous communication between systems
• Design and optimize relational database queries using SQL, including joins, indexes, and triggers to improve data retrieval performance
• Develop and consume Web Services using REST and SOAP protocols to enable system interoperability
• Utilize Spring core concepts to build modular and maintainable application components
• Optimize SQL queries to enhance database performance and reduce latency in data processing
• Use IntelliJ IDE for efficient code development and debugging
• Manage source code versions and collaboration using Git to maintain code integrity
• Employ SonarQube/SonarLint tools to continuously analyze code quality and enforce coding standards

Responsibilities

• Develop scalable applications using Spring Boot, MongoDB, Docker, and OpenShift/Kubernetes to meet business requirements
• Collaborate with business stakeholders to define and clarify project requirements, acceptance criteria, and success metrics for delivered features
• Partner with internal technical teams and business users to investigate issues, conduct testing, and manage deployments effectively
• Support existing applications by troubleshooting, fixing bugs, and implementing necessary upgrades or modifications to enhance functionality
• Manage release processes including raising Change Requests and scheduling, RTPM
• implementation of fixes and enhancements to ensure smooth delivery
• Deploy releases, patches, and fixes on the platform while maintaining high availability and stability
• Analyze application performance and perform tuning to optimize platform reliability and responsiveness
• Apply agile development methodologies to deliver iterative improvements and respond to changing project needs

Required competencies and certifications

• Bachelor’s or advanced degree in computer science or engineering
• Minimum 3 years of hands-on experience in programming and application development using Java, Spring Boot, and REST/API
• Experience building cloud-native applications, microservices, and working with cloud platforms such as OpenShift/Kubernetes
• Proficiency in MySQL/MariaDB or other relational databases
• Proficiency in Git and Bitbucket for version control
• Knowledge of automated build pipelines using Jenkins with Groovy scripting
• Experience working in Unix/Linux environments

• Design, implement, test, and deploy end-to-end software solutions in the T&O-MOT-LCS domain with the following key responsibilities
• Collaborate closely and communicate independently with project managers, business analysts, development leads, test engineers, infrastructure engineers, and business users.
• Participate in the analysis and requirements gathering phase and help to translate requirements into technical solutions that meet client needs and expectations
• Troubleshoot the application by debugging issues, fixing bugs, identifying bottlenecks, and offering third level support.
• Build, package and release software artifacts in an automated way to all environments including production
• Be responsible for the performance, stability, reliability, and security of the application
• Proactively identify efficiency and design improvements to existing systems and processes
• Min 10+ years of technology delivery experience in software development
• Hands on experience in at least one server-side object-oriented programming language
• Experience using source code control systems and branching strategies including with hands on experience branching, merging, and releasing
• Experience with a major relational database system
• Knowledge of data structures, design patterns, architectural styles, and API designs
• Hands-on experience with JAVA (Spring, Springboot) in a Unix/ Linux environment
• Hands-on experience with relational databases, preferably MySQL, NoSQL, MariaDB or SQL Server.
• Knowledge of software best practices, like Test-Driven Development (TDD) and Continuous Integration (CI).
• Experience in CI-CD tools like Bitbucket Jenkins, Nexus, JIRA, confluence, RTPM
• A team player with excellent communication and interpersonal skills.
• Experience in data ETL pipelines (including reconciliation and quality tools and techniques) an advantage
• Experience working in agile technology teams
• Ability to adapt to challenges while remaining calm in a constantly changing environment
• Experience in Agile methodologies such as Scrum.

Are you a passionate Software Engineer? We want you!

Join an innovative team driving digital transformation and developing impactful solutions for Singapore. 

• Salary package up to $11,000 + AWS (based on experience)
• Hybrid work setup that supports work-life balance
• Play a key role in developing and scaling large, citizen-facing applications
  

What you'll do:

1. Participate in end-to-end software development cycle which includes front-end and back-end development.
2. Build and maintain high performance & secure APIs accessible through mobile applications, web portals & partner services
3. Deliver high-quality, secure, maintainable and testable code
4. Collaborate with a cross-functional team of developers & designers to create services for public sector
5. Maintain continuous integration & deployment pipelines to bring value to our users iteratively
   

Requirements:

• 5+ years’ relevant experience in Full Stack Development
• Degree/Diploma in Computer Science, Information Systems, or related
• Experience in web application development using ReactJS and NodeJS / Golang / TypeScript / etc
• Experience with cloud platforms e.g.: Amazon AWS, Google Cloud Platform, Azure, etc
• Experience in large-scale monitoring or distributed systems
• Experience in creation/maintenance of APIs
• Familiar with Agile and CI/CD practices

If you’re ready to lead impactful government projects and advance your career in a forward-thinking environment, submit your application now to spsh@scientecpersonnel.com

By submitting any application or resume to us, you will be deemed to have agreed & consented to us collecting, using, retaining & disclosing your personal information to prospective employers for their consideration. Please refer to ScienTec’s Privacy Policy https://www.scientecconsulting.com/privacy-policy for full details.

This authorizes us to:

• Contact you about potential opportunities.
• Delete personal data as it is not required at this application stage.
  

All applications will be processed with strict confidence. Only shortlisted candidates will be contacted.

Shirley Hang Wei Dinq (Outsourcing Team)

ScienTec Consulting Pte Ltd – 11C5781

about the company.
A leading global financial services institution and technology hub in Singapore, recognized for its robust banking infrastructure and commitment to delivering high-availability payment solutions and digital banking excellence.

about the job.
Take a key role in the technical evolution and maintenance of mission-critical banking systems, focusing on the development of secure and efficient financial transaction modules.

• Design, engineer, and configure sophisticated software components and interfaces within a legacy enterprise environment.

• Collaborate within a multidisciplinary team to deliver high-quality technical solutions that align with legacy system standards and modern financial regulations.

• Research and implement innovative business logic to continuously improve system functionality and address evolving user needs.

• Utilize project management and version control tools to track development progress and manage software releases.

• Proactively identify technical bottlenecks or system risks, ensuring timely escalation and resolution to maintain operational continuity.

skills and experience required.

• Minimum of 5 to 8 years of professional development experience specifically within an AS400 enterprise environment.

• Advanced technical proficiency in COBOL programming and relational database management using DB2.

• Strong hands-on experience with SQL for data extraction, manipulation, and complex query troubleshooting.

• Deep domain expertise in the banking sector, with specific exposure to payment processing systems and financial messaging.

• Proven experience across the full software delivery lifecycle, including familiarity with tools such as JIRA and ALDON.

• Minimum 6 years real relevant experience
• Advanced proficiency in Java (17+) with strong grasp of OOP, concurrency, and JVM internals
• Deep experience with Spring Boot ecosystem:
• Spring MVC, Spring Data, Spring Security, Spring Cloud
• Strong understanding of microservices architecture (resilience, service discovery, API gateways)
• Hands-on experience with relational databases such as MariaDB, including query optimization Expertise in designing and building RESTful APIs
• Experience with messaging systems like Apache Kafka or IBM MQ
• Strong testing practices using JUnit, Mockito, Karate
• Solid understanding of design patterns and SOLID principles
• Expert-level experience with React (18+) and TypeScript

Required Backend Technical Skills

  - Strong proficiency in Java (Java 17+) with deep understanding of core concepts
  - Expert-level Spring Boot framework knowledge (Spring MVC, Spring Data, Spring Security, Spring Cloud)
  - Solid understanding of microservices architecture patterns and best practices
  - Experience with relational databases (Maria DB) and SQL optimization
  - Strong knowledge of RESTful API design principles
  - Experience with message queues (Kafka, IBM MQ, etc.)
  - Unit testing and integration testing (JUnit, Mockito, Karate)
  - Strong understanding of design patterns and SOLID principles

  Required Frontend Technical Skills

  - Expert-level Typescript React 18+ experience with deep understanding of hooks, context, and component lifecycle
  - Strong Redux and Redux Toolkit (RTK) proficiency for state management
  - RTK Query for efficient data fetching and caching
  - Micro Frontend (MFE) architecture design and implementation (Module Federation, Single-SPA, or similar)
  - Advanced HTML5 and semantic markup
  - Expert-level CSS3, including Flexbox, Grid, and responsive design
  - CSS-in-JS solutions (Styled Components, Emotion)
  - Modern JavaScript/TypeScript (ES6+)
  - Frontend build tools (Webpack, Vite, or similar)
  - Frontend testing frameworks (Jest, React Testing Library, Cypress, Playwright)
  - Performance optimization techniques (code splitting, lazy loading, memoization)

  Additional Technical Experience (Preferred)

  - TypeScript for type safety
  - Cloud platforms (PCF, AWS, OCP)
  - Containerization (Docker) and orchestration (Kubernetes)
  - CI/CD pipelines (Jenkins, GitLab CI, GitHub Actions)
  - Event-driven architecture
  - Design systems and component libraries (Storybook)
  - Monitoring and observability tools (Prometheus, Grafana, ELK stack, Sentry)
  - Performance profiling and optimization (Lighthouse, Web Vitals)

  Architecture & Design Skills

  - Microservices and Micro Frontend architecture patterns
  - API design and integration patterns
  - Distributed systems and caching strategies
  - Security best practices (OAuth, JWT, CORS, XSS, CSRF prevention)
  - Scalability and performance optimization
  - Domain-driven design (DDD)

  Soft Skills

  - Strong problem-solving and analytical thinking abilities across frontend and backend
  - Excellent communication skills for technical discussions and documentation
  - Ability to mentor and guide team members on both frontend and backend technologies
  - Self-motivated with ability to work independently and in teams
  - Strong ownership and accountability mindset
  - Comfortable context-switching between frontend and backend work
  - Ability to make pragmatic technical trade-offs

Nice to Have

  - Experience with agile/scrum methodologies
  - Contributions to open-source projects
  - Understanding of DevOps practices

Our esteemed client in the IT industry is seeking a Senior Frontend Engineer to join their dynamic team:

• Employment Type: 1-year renewable contract
• Position: Senior Frontend Engineer  
• Location: Novena
• Working Hours: Monday to Friday, 8.30am to 6pm (Hybrid Working Arrangements)
• Salary Package: Up to $7,200 + Bonus + Medical Benefits

Job Responsibilities:

• Design, develop, and maintain responsive web applications with a focus on geospatial solutions and modern web technologies.
• Develop and maintain frontend components for web applications using modern JavaScript frameworks (Next.js, Leaflet.js, etc)
• Implement responsive and cross-browser compatible user interfaces
• Integrate frontend applications (AWS services, external systems) with RESTful APIs and backend services
• Collaborate with development teams using Agile methodologies
• Optimize applications for scalability, observability, and cost-efficiency in an AWS cloud-native environment.
• Apply security best practices and ensure compliance with AWS security standards
• Ensure code quality through testing and code reviews

Job Requirements:

• Degree in Computer Science, Software Engineering, IT, or related disciplines.
• Highly proficient in jQuery, HTML5, CSS3, WebGL, and Node.js.
• Strong experience with the React.js framework.
• Proven experience integrating RESTful APIs.
• Solid expertise in cross-browser development and compatibility.
• Experience with open-source geospatial libraries/solutions (e.g., Leaflet.js, Mapbox JS, Cesium) is an advantage.
• Experience working with databases such as PostgreSQL/PostGIS or MongoDB is preferred.
• Familiarity with cloud platforms and containerization tools (e.g., Docker) is preferred.
• Experience with AWS services is a plus.
• Understanding of modern development workflows and tools (e.g., Git, CI/CD practices).

Ready to apply? Here’s how: 

• Click the APPLY button, or 
• Email your resume (in MS Word or PDF format) to adelin@intuitrecruitment.com. Include the job title in your email subject line for prompt processing. 

Only shortlisted candidates will be notified. 

By submitting your application, you consent to the collection and use of your personal data under Personal Data Protection Act (PDPA). 

Adelin Chong | EA Personnel Reg No.: R1875641 

Intuit Recruitment Pte Ltd | EA License No.: 25C2793 

• Developing scripts for verifying the correct operation of integrations
• Developing implementation plans that maximize the potential of the Oracle technology whilst minimizing implementation risk
• Troubleshooting technical issues reported by customers
• Strong technical and functional skills in Oracle ERP
• Writing efficient, scalable, and reliable code in programming languages such as C, C++, Java, or COBOL to implement application logic, RTPM
• Ability to work independently and manage multiple priorities in a dynamic, deadline-driven environment
• Providing technical support and guidance to other team members and stakeholders
• Collaborating with cross-functional teams, including business analysts, system administrators, and database administrators, to gather requirements, design application architecture, and ensure seamless integration
• Developing and maintaining documentation for applications, including code comments, technical specifications, and system configurations
• Performing unit testing, debugging, and troubleshooting to ensure the applications meet functional and performance requirements
• Have a keen interest in learning how to use technology to solve clients’ business problems and relish the prospect of designing and delivering these solutions for clients
• Strong proficiency in programming languages such as C, C++, Java, or COBOL
• Knowledge of database systems and SQL
• Excellent problem-solving and debugging skills
• Strong communication and teamwork skills

We are looking for Salesforce Developers with hands-on experience in Salesforce development and configuration, preferably within Salesforce Industries (Public Sector Solutions) and Omnistudio

Responsibilities:

• Design, build, and configure Salesforce applications to meet business process and application requirements.

• Develop and enhance system functionality through configurations and, where required, Apex or Visualforce customizations.

• Utilize Salesforce Omnistudio components (including Omniscripts, Integration Procedures, and DataRaptors) to deliver scalable solutions.

• Configure and support packaged or SaaS applications, manage releases, and maintain system stability.

• Conduct technical analysis and contribute to the design and configuration for system integrations and customizations.

• Collaborate with cross-functional teams to gather requirements, develop solutions, and implement enhancements.

• Perform thorough testing and quality assurance to ensure high reliability and performance.

• Provide technical guidance, training, and support to team members and stakeholders on Salesforce features and best practices.

• Stay current with industry trends, Salesforce updates, and best practices to continuously improve system performance and team effectiveness.

Requirements:

• Technical Skills:

– Proficiency in Salesforce Omnistudio (Omniscripts, Integration Procedures, DataRaptors) is highly preferred.

– Experience with Salesforce Industries / Public Sector Solutions is a strong advantage.

– Knowledge in Packaged Development Estimating, Packaged Application Integration, and Software Platforms is beneficial.

Certifications:

a. Salesforce Platform App Builder

b. Salesforce JavaScript Developer I

c. Salesforce Platform Developer I

d. Salesforce Platform Developer II

• Strong problem-solving skills and ability to design innovative, efficient solutions.

• Excellent communication and collaboration skills, with the ability to work effectively across teams.

• Demonstrated ability to take ownership of deliverables and contribute to key technical decisions.

Nice to Have:

• Exposure to Salesforce Omnistudio advanced configurations or Public Sector Solutions (PSS) modules.

• Experience leading small teams or mentoring junior developers.

• Familiarity with low-code tools, APIs, and packaged application development methodologies.