Total 242 Senior Executive php developer job vacancies

About the Role

We are seeking an experienced Senior Java Backend Developer to lead the development of reporting modules and database-driven business logic for our software products and projects. This role focuses heavily on Oracle database optimisation, stored procedures, and Java backend development, with exposure to big data technologies. The ideal candidate is technically strong, detail-oriented, and confident in handling large data volumes in production environments.

Key Responsibilities

• To accomplish the company’s software products and projects’ data analysis and database business logic.

• Develop and maintain software modules based on business requirements, including design, coding, testing, and support

• Execute Oracle database development including stored procedures, packages, triggers, and functions

• Configure, build, and test application technical components

• Analyse and resolve defects, performance bottlenecks, and database issues

• Optimise SQL queries and improve overall system performance

• Support big data queries using technologies such as MongoDB, ClickHouse, and relevant third-party plugins

• Collaborate with cross-functional teams and contribute to system integration and RESTful API development

• Flexibly adjust work scope based on project and technical needs

Required Skills

• Strong knowledge of Java SE / Java EE and Object-Oriented Programming

• Familiar with MVC Architecture

• Hands-on experience with Spring Framework, MyBatis / iBatis, and SQL performance optimization

• Solid experience in Oracle database optimisation and stored procedure development

• Experience of multithreading and performance tuning

• Knowledge in REST Web Services and integration patterns

• Knowledge on RESTFUL API and integration Patterns

• Familiar with source control tools (SVN, Git)

• Exposure to MongoDB, ClickHouse, or big data environments is an advantage

• Strong analytics and problem solving abilities

• Must be detailed-oriented and attentive, especially handling large data sets

• Good team player

Preferred Qualifications

• Minimum Bachelor’s Degree or higher in Computer Science, Information Technology, or equivalent discipline, or professional License (Passed Board/Bar/Professional License Exam).

• Minimum 4–5 years of working experience specializing in IT/Computer Software or equivalent (Senior level preferred).

• Experience contributing to project management tasks or overseeing development efforts.

• Good English and Mandarin communication skills.

• Candidates fluent in Mandarin are highly preferred as role requires candidate to communicate with Mandarin speaking clients and partners.

Job Description & Requirements

We are passionate technologists who believe in the power of software and technology as tools for social change. The people in Thoughtworks Singapore are as diverse in personality as we are in our backgrounds, culture, and expertise.
If you’re someone who’s inspired by technology, by joining Thoughtworks, you become part of a community. People join because they get to talk to the people who wrote the books that influenced them, work with the people who wrote the tools they would like to use, and collaborate on projects that propel change in the real world.

As a Polyglot Developer at Thoughtworks, you’ll get to:

• Think through hard problems in a consultancy environment, and work with amazing people to make the solutions a reality
• Work in a dynamic, collaborative, non-hierarchical environment where your talent is valued over your job title or years of experience
• Build custom software using the latest technologies and tools
• Craft your own career path

You'll be responsible for:

• Creating complex, enterprise-transforming applications on diverse, high energy teams
• Using the latest tools and techniques
• Hands-on coding, usually in a pair programming environment.
• Working in highly collaborative teams and building quality code
• Working in lots of different domains and client environments
• Understanding the business domain deeply and working closely with business stakeholders

Ideally, you should you have:

• At least 8 years of development and delivery experience with Java / C# / Ruby on Rails / Python / Node.js or any similar exciting technologies.
• Hands-on experience in analysis, design, coding, and implementation of complex, custom-built applications
• Great OOP skills, including strong design patterns knowledge
• Familiarity with few databases, like MySQL, Oracle, PostgreSQL, SQL Server, NoSQL, etc
• Experience working with, or an interest in Agile Methodologies, such as Extreme Programming (XP) and Scrum
• Knowledge of software best practices, like Test-Driven Development (TDD) and Continuous Integration (CI)
• Strong communication and client-facing skills with the ability to work in a consulting environment are essential
• Desire to contribute to the wider technical community through collaboration, coaching, and mentoring of other technologists

If you relish the idea of being part of a community that extends beyond the work we do for our customers, you may find Thoughtworks is the right place for you. If you share our passion for technology and want to help change the world with software, we want to hear from you!

☑ Good Bonuses

☑ Near MRT

☑ Family Friendly Environment

Job Description:

• Lead a team of developers to design, develop, and deliver high-quality software solutions aligned with product specifications and project timelines.
• Collaborate with solution architects to design scalable, secure, and maintainable systems using modern architectural patterns such as microservices and event-driven architectures.
• Establish and enforce development standards including coding practices, documentation, version control, testing, and code reviews to ensure high-quality deliverables.
• Act as the primary technical point of contact for stakeholders, supporting project planning, requirement analysis, system integration testing, and issue resolution.

Requirements:

• At least a diploma with 6 years software development experience.
• Strong Java expertise with Spring Framework and REST APIs.
• Experience with web, cloud, and DevOps tools (Angular/React, Docker, Kubernetes, CI/CD).
• Knowledge of microservices and messaging systems (Kafka, MQ, etc.).

To apply, please include the following details inside your CV for faster processing:

• Reasons for leaving each past & current employment
• Salary drawn for each past & current employment
• Expected Salary
• Earliest availability date

We regret that only short-listed candidates will be contacted shortly.

Loh Puay Hwee David

EA License | 24C2215

EA Registration Number | R1766892

☑ Good Bonuses

☑ Near MRT

☑ Family Friendly Environment

Job Description:

• Lead a team of developers to design, develop, and deliver high-quality software solutions aligned with product specifications and project timelines.
• Collaborate with solution architects to design scalable, secure, and maintainable systems using modern architectural patterns such as microservices and event-driven architectures.
• Establish and enforce development standards including coding practices, documentation, version control, testing, and code reviews to ensure high-quality deliverables.
• Act as the primary technical point of contact for stakeholders, supporting project planning, requirement analysis, system integration testing, and issue resolution.

Requirements:

• At least a diploma with 6 years software development experience.
• Strong Java expertise with Spring Framework and REST APIs.
• Experience with web, cloud, and DevOps tools (Angular/React, Docker, Kubernetes, CI/CD).
• Knowledge of microservices and messaging systems (Kafka, MQ, etc.).

To apply, please include the following details inside your CV for faster processing:

• Reasons for leaving each past & current employment
• Salary drawn for each past & current employment
• Expected Salary
• Earliest availability date

We regret that only short-listed candidates will be contacted shortly.

Loh Puay Hwee David

EA License | 24C2215

EA Registration Number | R1766892

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 comprehensive 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 spanning 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 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, or equivalent)
• Unit 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)

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)

Additional Technical Experience

• 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).
  
  EA Number: 11C4879
  

About Client:

Our client is an Reputed MNC

Responsibilities:

• Design, develop, and maintain scalable Java/Python applications.
  Collaborate with cross-functional teams to define, design, and ship new features.
• Ensure the performance, quality, and responsiveness of applications.
  Conduct code reviews and adhere to best practices in software development.
• Troubleshoot and resolve technical issues as they arise.
  Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
• Involve all aspects of the software life cycle including gathering requirements from the business, analysis of existing systems/functionality, design and implementation, all the way through to production roll out and subsequent support

Skills/Requirement:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Proven experience as a Fullstack Developer with a focus on Java/Python.
• Minimum 6+ Years of experience in Java development.
• Proficiency in Java, Spring Boot, and Hibernate.
• Experience with front-end frameworks such as React.js or Angular.
• Strong understanding of databases including MySQL, PostgreSQL, or MongoDB.
• Familiarity with version control systems, preferably Git.
• Experience with cloud platforms such as AWS or Azure is a plus

Interested candidates, who wish to apply for the above position, please send in your resume to lakshmi.prasanna@persolapac.com

We regret to inform that only shortlisted candidates will be contacted

PERSOL Singapore Pte Ltd
EA License No. 01C4394
EA Reg No: R1551772 (Kankanala Lakshmi Prasanna)

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This is in partnership with Employment and Employability Institute Pte Ltd (“e2i”). e2i is the empowering network for workers and employers seeking employment and employability solutions. e2i serves as a bridge between workers and employers, connecting with workers to offer job security through job-matching, career guidance and skills upgrading services, and partnering employers to address their manpower needs through recruitment, training and job redesign solutions. e2i is a tripartite initiative of the National Trades Union Congress set up to support nation-wide manpower and skills upgrading initiatives. By applying for this role, you consent to e2i’s PDPA.

By sending us your personal data and curriculum vitae (CV), you are deemed to consent to PERSOL Singapore Pte Ltd and its local and overseas subsidiaries and affiliates collecting, using and disclosing your personal data to prospective employers/companies based in any country for purposes of evaluating suitability for employment, conducting reference checks, administering employment related services and such other purposes stated in our privacy policy. Our full privacy policy is available at www.persolapac.com. If you wish to withdraw your consent, please drop us an emailto let us know. Please feel free to contact us if you have any queries.

All parties involved in any form of workforce engagement are to strictly adhere to prevailing regulations and laws that govern local fair employment practices, and to invest reasonable efforts in building a strong Singaporean core workforce, recruit and select candidates based on merit and prohibit discrimination based on age, race, gender, religion, marital status and family responsibility or disability. For more information, please refer to MOM and TAFEP websites.

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Gen AI Data Science

Primary Skills - prompt Eng , tuning, rag, evaluations, NLP, transformer, encoder decoder arch, observability, llmops, frameworks Lang chain, Lang graph, Python, similar stuffs, Data Science, Algorithms & Recommendation Modelling.

Responsibilities

Apply Generative AI technology to implement highly scalable solutions to solve real world problems

Build solutions from collecting training data set, analyzing data, to modelling to validating, and to delivering production grade solutions at scale

Drive both high level and detailed technical designs and conduct design reviews as needed

Responsible for health and quality of the code across the portfolio, including leadership over innovation, functional testing and CI/CD tool integration

Actively participate in business and technical discussions, and forums across Amex

2+ years full lifecycle machine learning application product development experience

2+ years of experience in building and delivering sophisticated solutions, that leverage various AI solutions, machine learning algorithms, or technologies and are able to scale optimally

Job Summary

Develop and optimize Java-based applications using Core Java, Spring Boot, and related technologies to deliver robust software solutions. Collaborate on database management, messaging systems, and web services to enhance application performance and reliability.

Responsibilities

• Develop and maintain applications using Core Java 8+ and JUnit to ensure high-quality code and automated testing
• Implement and optimize messaging solutions using Kafka and Java Messaging concepts (JMS, MQ, RTPM) for reliable data exchange
• Design and build backend services with Spring Boot and apply Spring core concepts to support scalable applications
• Manage project builds and dependencies using Maven to streamline development workflows
• Write and optimize SQL queries, including joins, indexes, and triggers, to improve database performance and data retrieval
• Utilize relational database concepts to design efficient data models and support application requirements
• Develop and consume REST and SOAP web services to enable integration with external systems
• Apply basic Linux shell scripting commands to automate routine tasks and support development environments
• Use development tools such as IntelliJ, Git, and SonarQube/SonarLint to maintain code quality and version control

Preferred competencies and qualifications

• Knowledge of JBOSS or other application servers to support deployment and runtime environments
• Experience with Java Server Faces, JPA, and EJB to develop rich user interfaces and manage persistence
• Ability to write and understand complex SQL queries for advanced data manipulation
• Familiarity with Kafka for event streaming and messaging beyond core usage
• Exposure to React JS for front-end development to complement backend services

• Design, develop, test, and maintain applications on AS400 / IBM i platform.
• Develop and enhance programs using COBOL/400, CL, and DB2.
• Support Core Banking, Payments, Wealth Management, Insurance, and Mortgage applications.
• Own end-to-end delivery including development, testing, deployment, and production support.
• Collaborate with business, operations, and technology stakeholders to deliver solutions.
• Perform impact analysis, effort estimation, and technical design documentation.
• Manage production issues, root cause analysis, and resolution.
• Work in multi-country, multi-team environments supporting global banking platforms.
• Ensure compliance with regulatory and security standards.
• Participate in system optimization, performance tuning, and platform modernization initiatives.
• Support release management and change management processes.

Job description

Responsibilities and Duties

• Review current systems architecture, coding methodology and language platforms

• Present ideas for system improvements, including architectural and functional proposals

• Work closely with product owners, sales and operations team to understand areas that may require improvements, fixes, and/or upgrades

• Produce detailed specifications, review code, and develop versions for the applications

• Test the product in controlled environments before releasing to operations sections for functional, regression and usability testing

• Preparation of user, installation, release notes and training manuals

• Maintain the systems and fix of software bugs and incompatibilities, implement new functionality, upgrade releases, implement regulatory compliance changes etc.

Qualifications

• Education level: diploma or certificate desired.

• Experience: 4 years of software development or related experience. Casino system/product experience is desired, but not mandatory.

• Specific Language Skills: C, C++, Java, SQL

• Other Characteristics/Requirements: expertise in current computer hardware and software, strong communications skills, ability to work in a team, attention to detail and ability to identifying problems

• Spoken and Written Languages: English required

Responsibilities

• Develop and maintain applications using Core Java 8+ and JUnit to ensure robust and tested code
• Implement messaging solutions using Java Messaging concepts (JMS, MQ) and Kafka for reliable data exchange
• Design and optimize SQL queries and relational database structures including joins, indexes, and triggers to improve performance
• Build and consume REST and SOAP web services to enable system integrations
• Apply Spring Boot and Spring core concepts to develop scalable backend services
• Use Maven to manage project builds and dependencies efficiently
• Execute basic Linux shell scripting commands to automate routine tasks and support deployment
• Utilize development tools such as IntelliJ, Git, and SonarQube/SonarLint to maintain code quality and version control

Preferred competencies and qualifications

• Operate JBOSS or other application servers to deploy and manage Java applications
• Develop user interfaces and persistence layers using Java Server Faces, JPA, and EJB technologies
• Write and interpret complex SQL queries to support advanced data operations
• Work with Kafka for event streaming and messaging
• Use React JS to build interactive front-end components

Job Description:

• Master or Bachelor’s degree in Computer Science/ Information Technology/ Programming & Systems Analysis/ Science (Computer Studies) faculties.
• 8+ years of hands-on experience with Microsoft Business Intelligence Tools, Power BI Desktop, Power BI Service, and Power BI Report Server.
• Advanced DAX and Power Query (M) development; experience with row-level security (RLS), incremental refresh, and deployment pipelines.
• Proficient in SQL Server Reporting Services (SSRS) report development and SQL Server Integration Services (SSIS) package design and maintenance.

Requirements:

• Proficient in writing, tuning, and optimizing complex SQL queries; strong knowledge of database engine internals and query execution plans.
• Practical experience with .NET (C# preferred) for BI tooling, custom connectors, or data workflow components.
• Stakeholder Management/ Collaboration - Collaborate with project manager/Product Owner, business analyst, and infrastructure teams to gather and analyze the requirements & work on incident resolution.
• Proven experience working in Agile development environments (JIRA Scrum, Kanban).
• Experience in Control-M configuration & management.
• Familiarity with AWS data services (S3, Redshift, Glue, or equivalent)
• AI Proficiency.
• Demonstrated ability to effectively utilize AI-powered tools (e.g., GitHub Copilot) to enhance productivity and problem-solving capabilities.
• Understanding of AI/ML fundamentals including prompt engineering, model limitations, and best practices for human-AI collaboration.
• Experience in evaluating AI-generated outputs for accuracy, security, and alignment with business requirements.
• Ability to identify opportunities for AI integration and automation within existing workflows and processes.

• At least 10 years of development experience using Java/J2EE, BPM, Spring, Spring Boot, and Angular
• Hands on experience in designing and developing applications using Java EE platforms
• Object oriented analysis and design using common design patterns.
• Profound insight of Java and JEE internals
• Experience in developing web applications using Struts, Spring MVC, EJB, Angular, Servlet, EJB, JSP, Ajax, JQuery, XML, HTML, CSS, and JavaScript
• Excellent knowledge of Relational Databases, PL/SQL. Experience in Oracle preferred.
• Excellent knowledge of ORM technologies (Toplink/Hibernate)
• Sound knowledge in Cloud Platforms (AWS, Azure & GCP)
• Experience in Trading applications with FIX protocol and Banking domain.
• Interact with product owner and business to understand new requirements and demo changes iteratively.
• Participate in solution design and collaborate with team for code reviews and design
• Develop components for highly customizable user interface that supports multiple products.
• Ensure a smooth transition to the Support team when a project is delivered to production, training and assist with investigations of production issues.

Role Interaction Points

• Interacts with the Technical Lead, BAs and testers for the project during the project lifecycle
• Interacts with the Client managers for status review meetings
• Ability to work on multiple tasks concurrently

Others

• Should possess good communication and problem solving skills
• Should have Aptitude and Attitude of learning and mastering new technologies and tools
• Working in client facing environment is a plus
• Working in Agile Methodology is a plus

Responsibilities:

• Lead the design, development, and maintenance of scalable backend systems, microservices, and RESTful APIs.
• Collaborate with product managers and frontend teams to deliver fit-for-purpose digital solutions aligned with business and IT strategy.
• Ensure backend systems are secure, reliable, and optimised for performance.
• Drive technical discussions, make architectural decisions, and review code to ensure adherence to best practices and standards.
• Act as a mentor to junior developers, fostering a culture of continuous improvement and knowledge sharing.
• Manage system integrations across internal and third-party platforms
•  Contribute to DevOps processes and CI/CD pipelines to support rapid and safe software delivery.
• Document key design decisions, system workflows, and technical specifications.
• Support production systems, troubleshoot issues, and ensure uptime and resilience.

Requirements:    

•  Bachelor’s Degreein Computer Science, Engineering, or a related field.
•  4 years of hands-on backend development experience in enterprise or cloud-native applications.
•  Proficient in Java Spring Boot.
• Solid experience with microservices architecture, RESTful APIs, and message queues (e.g.Rabbit MQ).
• Expertise in database architecture and performance tuning across SQL, NoSQL, and Caching layers (e.g., PostgreSQL, MongoDB, Redis).
• Experience working with Angular in enterprise applications

Interested applicants, please Email , and look for

Jensen Fang Lifa

Recruit Express Pte Ltd

EA License No. 99C4599

EA Personnel Registration Number: R2197080

We regret that only shortlisted candidates will be contacted.

Technical & Development

• Design, develop, and maintain enterprise-grade applications using C#, ASP.NET Core (MVC).

• Translate business and functional requirements into technical and design specifications (logical and physical).

• Design and implement RESTful APIs and backend services using ASP.NET Core.

• Define application architecture, integration approaches, and coding standards.

• Ensure code quality, performance, security, and scalability through hands-on development and reviews.

• Perform troubleshooting, root-cause analysis, and continuous system improvements.

Technical Leadership

• Act as a technical point of reference for the team.

• Review designs and code, and provide clear technical direction.

• Mentor junior developers and guide best practices.

• Support estimation, impact analysis, and technical decision-making.

• Collaborate closely with BA, QA, infrastructure, and stakeholders.

Requirements

Education & Experience

• Bachelor’s Degree in Computer Science, IT, or equivalent.

• 5+ years of hands-on .NET development experience.

• Proven experience delivering multiple full project lifecycles.

• Prior experience acting as a Senior Developer, Lead Developer, or Technical Lead is highly preferred.

Technical Skills – Must Have

• Strong proficiency in C# and ASP.NET Core (MVC).

• Solid understanding of OOP principles and design patterns.

• Hands-on experience designing and building RESTful APIs.

• Experience producing technical and design specifications.

• Strong SQL skills and understanding of database design.