Total 14 java developer job vacancies in Islandwide

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

Join a high-calibre engineering team where exceptional developers solve complex challenges and build scalable, high-impact products.

This is a hands-on role for passionate engineers who love coding, modern architecture, and delivering world-class software.

Key Responsibilities:

• Design scalable full stack applications using React, Node.js, modern architectures, and cloud-native engineering practices.
• Build robust frontend experiences and backend services using React, Next.js, APIs, messaging, and TypeScript.
• Apply DDD, CQRS, and clean architecture principles to deliver resilient, maintainable software solutions globally.
• Collaborate across agile teams, contribute code reviews, troubleshoot issues, and continuously improve engineering standards.
• Drive end-to-end software delivery from requirements through deployment, ensuring quality, scalability, and technical excellence.

Job Requirements:

• Proven full stack development experience using React, Node.js, TypeScript, and scalable distributed application environments.
• Strong hands-on coding expertise with modern engineering practices, testing frameworks, and clean software architecture principles.
• Solid understanding of DDD, CQRS, microservices, messaging brokers, and designing high-performance scalable applications.
• Experience collaborating in agile teams, contributing technically, solving complex problems, and delivering production-grade software.
• Exposure to cloud platforms, CI/CD pipelines, NestJS, and modern engineering tooling is highly advantageous.

Work alongside some of the best engineers in the industry, solving meaningful technical challenges at scale.

Gain continuous learning, hybrid flexibility, strong benefits, and career growth while building impactful modern software.

If you're a hands-on engineer who loves building scalable applications and writing exceptional code, we want to hear from you.

Apply today and join a team where technical excellence is valued, challenged, and rewarded. Reach out to Naveen at naveen.vasudevan@Tangspac.com for a confidential conversation.

Key Responsibilities

• Collaborate with architects, SMEs, and development teams to design and deliver microservices-based applications.
• Develop and maintain applications using Java Spring, Spring Boot, and Spring Batch frameworks.
• Implement integration solutions using Apache Camel.
• Deploy and manage applications on Tomcat and JBoss Enterprise Application Server.
• Design and build secure APIs using industry security standards.
• Participate in the full Software Development Life Cycle (SDLC).
• Work on large-scale enterprise systems with high reliability and performance requirements.
• Implement Object Relational Mapping using tools such as MyBatis.
• Contribute to DevOps pipelines using tools like Bitbucket, Jenkins, and SonarQube.
• Collaborate in an Agile / fast-paced team environment to deliver project milestones.
• Ensure code quality, maintainability, and compliance with security and architectural standards.

Requirements

• Minimum 8 years of experience in software application development.
• Strong experience developing enterprise-grade applications using Java technologies.
• Hands on development experience.
• Experience working on large and complex projects.
• Strong understanding of microservices architecture and integration frameworks.
• Experience with API development, integration, and security implementation.
• Experience with SDLC processes including planning, development, testing, and deployment on open systems.

We’re looking for a hands-on Software Development Lead to drive delivery, guide a high-performing engineering team, and build scalable, high-quality digital products aligned with business goals.

What you'll be doing:

• Lead and mentor a team of developers, ensuring quality delivery, strong collaboration, and continuous improvement
• Partner with Business Analysts, Architects, and QA teams to translate requirements into scalable technical solutions
• Design and contribute to application architecture, frameworks, and reusable components across projects
• Own development standards including code quality, testing practices, documentation, and secure coding
• Support project planning through effort estimation, task breakdown, and stakeholder communication

What we're looking for:

• Strong hands-on experience in Java (J2EE), SQL, and modern backend development practices
• Experience building RESTful APIs using Spring Boot, with exposure to secure and scalable architectures
• Familiarity with frontend technologies such as Angular, React, or modern JavaScript frameworks
• Experience with CI/CD pipelines, Git, and container technologies like Docker and Kubernetes
• Exposure to messaging systems (e.g., Kafka, IBM MQ, Solace) and distributed system design

Be part of a collaborative engineering environment where you can shape technical direction, work on impactful systems, and grow your leadership in a modern, evolving tech stack.

If you’re ready to lead, build, and make an impact—apply now or reach out for a confidential discussion. Reach out to Naveen at naveen.vasudevan@tangspac.com

Shape the backbone of Singapore’s financial services ecosystem by architecting secure, high-performance, Java-driven platforms at scale.

Key Responsibilities:

• Design scalable, secure Java-based architectures for high-volume payment systems supporting mission-critical business operations daily
• Lead end-to-end software lifecycle, ensuring high-quality code, robust design standards, and consistent technical delivery excellence
• Drive integration across banking systems, payment gateways, APIs, and enterprise platforms ensuring seamless transaction processing reliability
• Collaborate with stakeholders translating business requirements into practical, scalable solutions aligned with enterprise architecture standards
• Optimize performance, availability, and resilience through cloud infrastructure, CI/CD pipelines, and proactive system monitoring strategies

Key Requirements:

• Degree in Computer Science or Engineering with strong foundation in software design principles and architecture practices
• Minimum 7 software development experience including 3 years leading teams or owning architecture decisions end-to-end
• Strong hands-on expertise in Java, Spring Boot, and backend distributed systems within high-availability enterprise environments
• Proven experience building scalable platforms in financial services, payments, or regulated environments with strict compliance requirements
• Excellent stakeholder communication skills with ability to influence decisions and drive alignment across business and technical teams

Join a business-critical transformation shaping next-generation financial services platforms used at national scale across Singapore.

Gain visibility with senior leadership while owning architecture decisions that directly impact performance, security, and customer experience.

If you’re ready to lead architecture, influence strategy, and build systems that truly matter, this role delivers unmatched impact. Reach out to Naveen at naveen.vasudevan@Tangspac.com

Role

• Design, develop, and maintain robust, scalable, and high-performance applications using Java 8+ and Spring Boot
• Build and manage event-driven architectures using Kafka and messaging systems (JMS, MQ)
• Develop and integrate solutions with T24 (Temenos) core banking system
• Write clean, maintainable, and testable code following TDD practices, including unit and acceptance tests
• Design and consume RESTful and SOAP-based web services
• Optimize SQL queries and ensure efficient database performance
• Work with relational databases, including writing complex queries, joins, indexes, and triggers
• Collaborate with cross-functional teams including business analysts, QA, and DevOps for end-to-end delivery
• Participate in code reviews, ensuring adherence to coding standards and best practices
• Troubleshoot and resolve production issues, ensuring system stability and performance
• Use tools like Git, IntelliJ, and SonarQube/SonarLint for development, version control, and code quality
• Perform deployments and support activities in Linux/Unix environments

Requirements

• Minimum of 6 years of experience into IT & software development
• Bachelor of Computer Science or similar relevant education background.
• Experience in Banking or financial services industry.
• Strong experience in Core Java (Java 8 or above) and JUnit
• Hands-on experience with Spring Boot and Spring Core concepts
• Solid understanding of computer science fundamentals: algorithms, data structures, and object-oriented design
• Experience with Test-Driven Development (TDD) and writing acceptance tests
• Proficiency in Maven for build and dependency management
• Knowledge of Linux/Unix shell scripting and basic command-line operations
• Strong understanding of messaging concepts such as JMS and MQ
• Experience with relational databases and SQL, including query optimization
• Familiarity with REST and SOAP web services
• Experience with development tools such as IntelliJ, Git, and SonarQube/SonarLint
• Prior experience working with T24 (Temenos) core banking system
• Experience with Kafka and event streaming platforms
• Knowledge of application servers such as JBoss or similar
• Familiarity with Java EE technologies such as JSF, JPA, and EJB
• Ability to write and analyze complex SQL queries
• Exposure to frontend technologies such as React JS
• Experience in banking or financial services domain

JAVA Kafka Integration Engineer
6 months contract

Location: Singapore, Onsite

Banking/Fintech exposure is a plus

Technical Skills

Kafka Expertise:

- In-depth knowledge of Apache Kafka architecture, including topics, brokers, producers, and consumers.

- Proficiency in Kafka APIs, such as Producer and Consumer API, Kafka Streams API, and Kafka Connect API.

Programming Languages:

- Strong skills in one of languages such as Java, OR Python for developing Kafka applications.

- Familiarity with scripting languages like Bash, PowerShell for automation tasks.

Kubernetes Expertise: (Good to have)

- Possesses in-depth knowledge of Kubernetes, including:

- Understanding of operators and providers

- Experience in container management

- Ability to handle component upgrades

- Skilled in debugging resources and managed objects

- Proficient in Custom Resource Definitions (CRDs)

- Capable of designing and implementing new CRDs, as well as developing corresponding controllers to manage them effectively.

API Gateway Knowledge:

- Experience with any one of API Gateway technologies (e.g., Kong, Apigee, gravitee) for managing and securing APIs.

DevOps and CI/CD:

- Understanding of DevOps practices, including CI/CD pipelines for automating testing and deployment processes.

Monitoring and Logging:

- Familiarity with monitoring tools (e.g., Grafana, Kafka Manager) and logging frameworks to ensure system performance and reliability.

Automation and Scripting:

- Strong scripting and automation skills for managing Kafka infrastructure and deployments

Apply here or share your CV to ankita.kesari@tangspac.com

Job Summary

You will develop and deliver robust Java-based solutions for banking/ Fintech systems, translating business requirements into scalable, stable technical implementations while resolving complex legacy issues and ensuring compliance with bank standards.

Responsibilities

• Communicate complex technical issues clearly to non-technical stakeholders to facilitate understanding and decision-making
• Develop and deliver Java applications using Java 8+, EJB, Spring Boot, MySQL, Oracle, and IBM MQ to meet business needs
• Analyze and resolve complex legacy system defects that require advanced problem-solving skills
• Translate business and system requirements into scalable, stable, and fit-for-purpose technical solutions
• Adhere strictly to bank standards including code quality, security protocols, and performance benchmarks
• Apply strong computer science principles including algorithms, data structures, and object-oriented design to software development
• Implement Test-Driven Development (TDD) and write acceptance tests to ensure software quality
• Optimize SQL queries and utilize relational database concepts such as joins, indexes, and triggers for efficient data management
• Utilize Java Messaging Service (JMS) and MQ concepts to support messaging requirements
• Develop and maintain web services using REST and SOAP protocols
• Use development tools such as Maven for build automation, Intellij for coding, Git for version control, and SonarQube/SonarLint for code quality analysis
• Execute basic Linux shell scripting commands to support development and deployment tasks
• Demonstrate passion for technology and commitment to building robust, scalable Java systems

Required competencies and certifications

• Core Java 8+ and JUnit
• Spring Boot framework
• Strong computer science knowledge (algorithms, data structures, object-oriented design)
• Test-Driven Development (TDD) and acceptance test writing
• Maven build automation
• Basic Linux shell scripting commands
• Java Messaging concepts (JMS, MQ)
• Relational database concepts and SQL optimization
• Web services development (REST, SOAP)
• Spring core concepts
• Familiarity with Intellij, Git, SonarQube/SonarLint

Apply here or share your CV to ankita.kesari@tangspac.com

Role

• Design, develop, and maintain robust, scalable, and high-performance applications using Java 8+ and Spring Boot
• Build and manage event-driven architectures using Kafka and messaging systems (JMS, MQ)
• Develop and integrate solutions with T24 (Temenos) core banking system
• Write clean, maintainable, and testable code following TDD practices, including unit and acceptance tests
• Design and consume RESTful and SOAP-based web services
• Optimize SQL queries and ensure efficient database performance
• Work with relational databases, including writing complex queries, joins, indexes, and triggers
• Collaborate with cross-functional teams including business analysts, QA, and DevOps for end-to-end delivery
• Participate in code reviews, ensuring adherence to coding standards and best practices
• Troubleshoot and resolve production issues, ensuring system stability and performance
• Use tools like Git, IntelliJ, and SonarQube/SonarLint for development, version control, and code quality
• Perform deployments and support activities in Linux/Unix environments

Requirements

• Minimum of 6 years of experience into IT & software development
• Bachelor of Computer Science or similar relevant education background.
• Strong experience in Core Java (Java 8 or above) and JUnit
• Hands-on experience with Spring Boot and Spring Core concepts
• Solid understanding of computer science fundamentals: algorithms, data structures, and object-oriented design
• Experience with Test-Driven Development (TDD) and writing acceptance tests
• Proficiency in Maven for build and dependency management
• Knowledge of Linux/Unix shell scripting and basic command-line operations
• Strong understanding of messaging concepts such as JMS and MQ
• Experience with relational databases and SQL, including query optimization
• Familiarity with REST and SOAP web services
• Experience with development tools such as IntelliJ, Git, and SonarQube/SonarLint
• Prior experience working with T24 (Temenos) core banking system
• Experience with Kafka and event streaming platforms
• Knowledge of application servers such as JBoss or similar
• Familiarity with Java EE technologies such as JSF, JPA, and EJB
• Ability to write and analyze complex SQL queries
• Exposure to frontend technologies such as React JS

You will develop and deliver robust Java-based solutions for banking/ Fintech systems, translating business requirements into scalable, stable technical implementations while resolving complex legacy issues and ensuring compliance with bank standards.

Responsibilities

• Communicate complex technical issues clearly to non-technical stakeholders to facilitate understanding and decision-making
• Develop and deliver Java applications using Java 8+, EJB, Spring Boot, MySQL, Oracle, and IBM MQ to meet business needs
• Analyze and resolve complex legacy system defects that require advanced problem-solving skills
• Translate business and system requirements into scalable, stable, and fit-for-purpose technical solutions
• Adhere strictly to bank standards including code quality, security protocols, and performance benchmarks
• Apply strong computer science principles including algorithms, data structures, and object-oriented design to software development
• Implement Test-Driven Development (TDD) and write acceptance tests to ensure software quality
• Optimize SQL queries and utilize relational database concepts such as joins, indexes, and triggers for efficient data management
• Utilize Java Messaging Service (JMS) and MQ concepts to support messaging requirements
• Develop and maintain web services using REST and SOAP protocols
• Use development tools such as Maven for build automation, Intellij for coding, Git for version control, and SonarQube/SonarLint for code quality analysis
• Execute basic Linux shell scripting commands to support development and deployment tasks
• Demonstrate passion for technology and commitment to building robust, scalable Java systems

Required competencies and certifications

• Core Java 8+ and JUnit
• Spring Boot framework
• Strong computer science knowledge (algorithms, data structures, object-oriented design)
• Test-Driven Development (TDD) and acceptance test writing
• Maven build automation
• Basic Linux shell scripting commands
• Java Messaging concepts (JMS, MQ)
• Relational database concepts and SQL optimization
• Web services development (REST, SOAP)
• Spring core concepts
• Familiarity with Intellij, Git, SonarQube/SonarLint

Apply here or share your CV to ankita.kesari@tangspac.com

You will develop and deliver robust Java-based solutions for banking/ Fintech systems, translating business requirements into scalable, stable technical implementations while resolving complex legacy issues and ensuring compliance with bank standards.

Responsibilities

• Communicate complex technical issues clearly to non-technical stakeholders to facilitate understanding and decision-making
• Develop and deliver Java applications using Java 8+, EJB, Spring Boot, MySQL, Oracle, and IBM MQ to meet business needs
• Analyze and resolve complex legacy system defects that require advanced problem-solving skills
• Translate business and system requirements into scalable, stable, and fit-for-purpose technical solutions
• Adhere strictly to bank standards including code quality, security protocols, and performance benchmarks
• Apply strong computer science principles including algorithms, data structures, and object-oriented design to software development
• Implement Test-Driven Development (TDD) and write acceptance tests to ensure software quality
• Optimize SQL queries and utilize relational database concepts such as joins, indexes, and triggers for efficient data management
• Utilize Java Messaging Service (JMS) and MQ concepts to support messaging requirements
• Develop and maintain web services using REST and SOAP protocols
• Use development tools such as Maven for build automation, Intellij for coding, Git for version control, and SonarQube/SonarLint for code quality analysis
• Execute basic Linux shell scripting commands to support development and deployment tasks
• Demonstrate passion for technology and commitment to building robust, scalable Java systems

Required competencies and certifications

• Core Java 8+ and JUnit
• Spring Boot framework
• Strong computer science knowledge (algorithms, data structures, object-oriented design)
• Test-Driven Development (TDD) and acceptance test writing
• Maven build automation
• Basic Linux shell scripting commands
• Java Messaging concepts (JMS, MQ)
• Relational database concepts and SQL optimization
• Web services development (REST, SOAP)
• Spring core concepts
• Familiarity with Intellij, Git, SonarQube/SonarLint

Apply here or share your CV to ankita.kesari@tangspac.com

Fixed term contract
Good to have banking/ Fintech experience

Key Responsibilities

• Collaborate with architects, SMEs, and development teams to design and deliver microservices-based applications.
• Develop and maintain applications using Java Spring, Spring Boot, and Spring Batch frameworks.
• Implement integration solutions using Apache Camel.
• Deploy and manage applications on Tomcat and JBoss Enterprise Application Server.
• Design and build secure APIs using industry security standards.
• Participate in the full Software Development Life Cycle (SDLC).
• Work on large-scale enterprise systems with high reliability and performance requirements.
• Implement Object Relational Mapping using tools such as MyBatis.
• Contribute to DevOps pipelines using tools like Bitbucket, Jenkins, and SonarQube.
• Collaborate in an Agile / fast-paced team environment to deliver project milestones.
• Ensure code quality, maintainability, and compliance with security and architectural standards.

Requirements

• Minimum 8 years of experience in software application development.
• Strong experience developing enterprise-grade applications using Java technologies.
• Hands on development experience.
• Experience working on large and complex projects.
• Strong understanding of microservices architecture and integration frameworks.
• Experience with API development, integration, and security implementation.
• Experience with SDLC processes including planning, development, testing, and deployment on open systems.

Contract- 6 months
Banking / Fintech exposure is must to have

Key Responsibilities

• Design, develop, and maintain the organization's design system
• Build reusable, accessible web components using Web Component APIs
• Implement and enforce accessibility standards across all front-end components
• Develop and maintain end-to-end tests with integrated accessibility testing
• Collaborate with designers and developers to ensure consistent implementation of design patterns
• Conduct accessibility audits and remediation using industry-standard tools
• Document component usage, accessibility features, and best practices
• Stay current with web standards, accessibility guidelines, and emerging front-end technologies

Required Qualifications

Technical Skills:

• Strong proficiency in front-end development (HTML5,CSS3, JavaScript/TypeScript)
• Extensive experience with Web Component APIs and custom element development
• Proven track record in design system development and maintenance
• Expert knowledge of accessibility standards (WCAG 2.1/2.2 Level AA or higher)
• Hands-on experience with accessibility testing tools (e.g., axe DevTools, WAVE, Lighthouse, NVDA, JAWS)
• Proficiency in end-to-end testing frameworks with accessibility integration (e.g., Playwright, Cypress with axe-core)

Preferred Qualifications

• Experience with Shadow DOM and styling encapsulation
• Knowledge of ARIA specifications and semantic HTML
• Familiarity with design tokens and theming systems
• Experience with modern build tools and bundlers
• Experience with Nx tooling or equivalent monorepo solutions (e.g., Turborepo, Lerna, pnpm workspaces)
• Understanding of responsive and adaptive design principles
• Contributions to open-source accessibility or component library projects.

Interested candidates can apply here or at ankita.kesari@tangspac.com

Contract- 6 months
Banking / Fintech exposure is must to have

Key Responsibilities

• Design, develop, and maintain the organization's design system
• Build reusable, accessible web components using Web Component APIs
• Implement and enforce accessibility standards across all front-end components
• Develop and maintain end-to-end tests with integrated accessibility testing
• Collaborate with designers and developers to ensure consistent implementation of design patterns
• Conduct accessibility audits and remediation using industry-standard tools
• Document component usage, accessibility features, and best practices
• Stay current with web standards, accessibility guidelines, and emerging front-end technologies

Required Qualifications

Technical Skills:

• Strong proficiency in front-end development (HTML5,CSS3, JavaScript/TypeScript)
• Extensive experience with Web Component APIs and custom element development
• Proven track record in design system development and maintenance
• Expert knowledge of accessibility standards (WCAG 2.1/2.2 Level AA or higher)
• Hands-on experience with accessibility testing tools (e.g., axe DevTools, WAVE, Lighthouse, NVDA, JAWS)
• Proficiency in end-to-end testing frameworks with accessibility integration (e.g., Playwright, Cypress with axe-core)

Preferred Qualifications

• Experience with Shadow DOM and styling encapsulation
• Knowledge of ARIA specifications and semantic HTML
• Familiarity with design tokens and theming systems
• Experience with modern build tools and bundlers
• Experience with Nx tooling or equivalent monorepo solutions (e.g., Turborepo, Lerna, pnpm workspaces)
• Understanding of responsive and adaptive design principles
• Contributions to open-source accessibility or component library projects.

Interested candidates can apply here or at ankita.kesari@tangspac.com