Total 2,493 mobile application developer job vacancies in Singapore

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

Experience: 4–5 years of Full Stack Java Development in a containerized microservices architecture using Java/Spring Boot, with strong UI/UX development experience in React.

- Microservices & Cloud: Hands-on experience with Kubernetes and AWS.

Backend Development:

- Java EE Framework: Spring Boot

- ORM Framework: Hibernate

- Database: MySQL and/or MongoDB (Open Source)

- Application Server: Spring Boot

- Web Server: JBOSS Web Server

Frontend Development:

- React 18+ - HTML5/CSS (knowledge of web page design is a plus) Development Tools & Platforms:

- IDEs: VS Code, IntelliJ

- Repository: GitHub

- Issue Tracking: JIRA

- CI/CD: Jenkins

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

About the Role
We are seeking an experienced Senior Java Developer to join a dynamic team within the Cash Management and Corporate Banking Services (CCS) domain. In this role, you will contribute to the development, enhancement, and support of a core banking platform, delivering scalable and high-performance solutions in a collaborative Agile environment.

You will play a key role in designing and improving digital platforms, supporting business-critical applications, and delivering new features aligned with evolving business needs.

Key Responsibilities

• Design, develop, and enhance cash management reporting applications to meet business requirements
• Maintain and support existing applications, ensuring stability, performance, and reliability
• Lead solution design, technical estimation, and implementation strategies for new features, upgrades, and system improvements
• Translate business requirements into technical solutions through close collaboration with stakeholders
• Work with product owners and business analysts to refine user stories and ensure clarity of requirements
• Provide accurate effort estimates to support project planning and delivery
• Implement high-quality, testable code using Test-Driven Development (TDD) and Behaviour-Driven Development (BDD) practices
• Collaborate with cross-functional teams to deliver projects and enhancements successfully
• Support production systems, including troubleshooting and resolving technical issues
• Apply Agile and Scrum methodologies in day-to-day development work
• Mentor and support team members, promoting knowledge sharing and best practices

Requirements

• At least 8 years of hands-on experience in Java/J2EE development
• Strong understanding of microservices architecture and distributed systems
• Experience in solution design, design patterns, and performance tuning
• Proficiency in technologies such as Apache Spark, Apache Flink, Kafka, Elasticsearch, HBase, HDFS, and MongoDB
• Strong experience with Spring Framework (e.g. Spring Boot, Spring Integration, IoC)
• Hands-on experience with containerization and orchestration tools such as Docker and Kubernetes
• Familiarity with CI/CD and build tools such as Jenkins, GitLab, Maven, Artifactory, or Nexus
• Experience with TDD/BDD practices and testing frameworks (e.g. JUnit, Mockito, Cucumber)
• Solid understanding of software development lifecycle, system design, and UML
• Experience working in Agile and Scrum environments
• Strong analytical, problem-solving, and troubleshooting skills
• Effective communication and collaboration skills

Preferred Qualifications

• Experience in the financial services or banking domain
• Basic knowledge of cash management systems and processes

EA Number: 11C4879

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.

• 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-levelexperience with
• React (18+) and TypeScript

Responsibilities

• Translate application storyboards and use cases into functional applications
• Design, build, and maintain efficient, reusable, and reliable code
• Integrate data storage solutions
• Ensure the best possible performance, quality, and responsiveness of applications
• Identify bottlenecks and bugs, and devise solutions to mitigate and address these issues
• Help maintain code quality, organization, and automatization

Skills

• Strong knowledge of .NET web framework
• Proficient in {C# and/or VB.NET}, with a good knowledge of their ecosystems
• Strong understanding of object-oriented programming
• Skill for writing reusable libraries
• Familiar with various design and architectural patterns
• Knowledge of concurrency patterns
• Familiarity with Microsoft SQL Server,RTPM
• Experience with popular web application frameworks
• Knack for writing clean, readable, and easily maintainable code
• Understanding of fundamental design principles for building a scalable application
• Experience creating database schemas that represent and support business processes
• Basic understanding of Common Language Runtime (CLR), its limitations, weaknesses, and workarounds
• Experience implementing automated testing platforms and unit tests
• Proficient understanding of code versioning tools {{such as Git, SVN, and Mercurial}}

We are seeking a highly skilled Full Stack Developer with deep expertise in both Java Spring Boot backend and modern React frontend technologies. The ideal candidate will have strong technical fundamentals across the entire stack, proven ability to design scalable systems, and experience leading development efforts.

Key Responsibilities

• Design, develop, and maintain full-stack applications using Java Spring Boot and React
• Build and optimize RESTful APIs and microservices
• Implement and maintain Micro Frontend (MFE) architectures
• Mentor junior and mid-level developers and conduct code reviews
• Drive best practices across the entire technology stack
• Collaborate with cross-functional teams, including DevOps, UX/UI designers, and product managers
• Troubleshoot complex production issues across frontend and backend
• Drive technical innovation and continuous improvement initiatives
• Participate in system design discussions and contribute to the technical roadmap

Required Backend Technical Skills

• Strong proficiency in Java (Java 17+) with a 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 (MariaDB) 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 with React 18+ and a deep understanding of hooks, context, and 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 designCSS-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)

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)

Role Overview

We are looking for an Agentic AI Developer to design, build, and deploy intelligent, autonomous AI systems capable of reasoning, planning, and executing complex tasks with minimal human intervention. This role focuses on leveraging large language models (LLMs) and multi-agent architectures to create scalable, real-world AI applications.

Key Responsibilities

• Design and develop agent-based AI systems that can autonomously perform multi-step tasks
• Build and optimize workflows using large language models (LLMs)
• Implement prompt engineering strategies to improve model accuracy, reliability, and efficiency
• Develop and manage multi-agent orchestration frameworks for complex task execution
• Integrate AI systems into production environments and real-world applications
• Collaborate with cross-functional teams to identify use cases and translate them into AI-driven solutions
• Monitor, evaluate, and improve system performance, scalability, and robustness
• Stay up to date with emerging trends in agentic AI, LLM tooling, and orchestration frameworks

Required Qualifications

• Strong proficiency in Python and experience building production-grade applications
• Solid understanding of LLMs and their capabilities, limitations, and optimization techniques
• Experience with prompt engineering and evaluation methods
• Hands-on experience building or working with autonomous agents or agent frameworks
• Familiarity with APIs, microservices architecture, and cloud environments
• Strong problem-solving skills and ability to design scalable systems

Preferred Qualifications

• Experience with Model Context Protocol (MCP) or similar standards
• Experience with multi-agent orchestration frameworks (e.g., LangGraph, AutoGen, CrewAI, or similar)
• Knowledge of vector databases, embeddings, and retrieval-augmented generation (RAG)
• Experience integrating AI into real-world products or enterprise systems
• Familiarity with MLOps practices, monitoring, and evaluation pipelines
• Understanding of security, safety, and ethical considerations in AI systems

Nice to Have

• Experience with frontend frameworks for AI applications (e.g., building user-facing AI tools)
• Exposure to distributed systems or event-driven architectures
• Contributions to open-source AI/ML projects

What Success Looks Like

• Delivery of robust, scalable agentic AI systems in production
• Measurable improvements in automation, efficiency, or user experience through AI solutions
• Reliable orchestration of multi-agent workflows with minimal supervision

Why Join Us

• Work on cutting-edge AI systems shaping the future of automation
• Opportunity to experiment with emerging technologies and frameworks
• Collaborative, fast-moving environment focused on innovation and impact

Project Description:https://luxhire.luxoft.com/hr/browse/HR-17007953?filter=45848#One of our client (a leading bank of Singapore) got a requirement to extend the STP automation to more high-volume structured products for term sheet creation and trade validation to enable scalable volume growth with enhanced features. Also to roll out these workflows for more entities.

Responsibilities:

• Design and develop microservices using Java-related technologies.
• Collaborate with cross-functional teams to identify and implement new products and improve the existing systems in our microservices architecture.
• Develop and maintain documentation of the microservices architecture, including design patterns, best practices, and coding standards.
• Debug, troubleshoot, and provide production support for microservices-based applications
• Implement automated testing and continuous integration/continuous deployment (CI/CD) processes to ensure quality and efficiency in the development cycle.
• Mentor and guide junior developers on microservices architecture, design patterns, and best practices.

Mandatory Skills Description:

• 8+ years experience in Java/J2EE, Spring, Spring Boot, REST, JSON, Microservices, 12 Factor Apps, Apache.
• Familiar with Microservices architecture
• Familiar with event driven architecture
• Have used messaging components, such as IBM MQ Server
• Ability to design, develop and implement scalable, elastic microservices based platforms
• Demonstrated knowledge of OAuth token based authentication protocol
• Demonstrated knowledge of DevSecOps
• Good Understanding of Data Structure Algorithm.
• Experience in Unit Test/SIT/Regression/Stress Testing.
• Experience in Linux/Windows/OS Services.
• Able to work in agile environment, lean organization structure and tight schedule.
• Excellent team player and good communication skill.

Nice-to-Have Skills Description:

• Experience in react

About the role:

We are looking for a Cloud System Developer with a strong interest in automation, scalability, and infrastructure performance, and experience with tools such as Terraform and GitLab. This role involves addressing complex infrastructure challenges and building reliable platforms that support critical services and enable continuous improvement.

Working Hours: Mon-Fri, Office hours
Salary package: $9500 (basic) + AWS
Benefits: Annual Leave, Birthday Leave, Medical Benefits
Job type: Contract

Key Responsibilities:

• Design, develop, and maintain a scalable cloud platform used by multiple organizations.
• Build APIs and backend automation using NodeJS or Python, and support secure CI/CD pipelines (e.g. Terraform, GitLab).
• Implement cloud automation and manage infrastructure across multiple cloud providers.
• Support system reliability, scalability, and operational stability.
• Provide guidance on DevOps practices and contribute to overall engineering best practices.

Requirements:

• Degree in Computer Science, Information Technology, or related field
• Minimum 3 years of experiences in backend/API development with NodeJS or Python
• Good knowledge of Infrastructure as Code (e.g. Terraform), Git, and scripting (e.g. Bash)
• Strong understanding of cloud infrastructure, automation, and CI/CD pipelines
• Hands-on experience with Agile development and deployment practices
• Familiar with AWS, Azure or GCP
• Exposure to distributed systems, security practices, and monitoring tools is a plus

By submitting your resume, you consent to the collection, use, and disclosure of your personal information per ScienTec’s Privacy Policy (scientecconsulting.com/privacy-policy).

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.

Ting Soo Leng (Tiffany)  l Outsourcing Team
ScienTec Consulting Pte Ltd - 11C5781