Activate Interactive Pte Ltd (Activate) is a leading technology consultancy headquartered in Singapore with a presence in Malaysia and Indonesia. Our clients are empowered with quality, cost-effective, and impactful end-to-end application development, like mobile and web applications, and cloud technology that remove technology roadblocks and increase their business efficiency.

We believe in positively impacting the lives of people around us and the environment we live in through the use of technology. Hence, we are committed to providing a conducive environment for all employees to realise their full potential, who in turn have the opportunity to continuously drive innovation.

We are searching for our next team members to join our growing team.

If you love the idea of being part of a growing company with exciting prospects in mobile and web technologies that create positive impact on people's lives, then we would love to hear from you.

Co-Development Business Unit is hiring for Senior Software Engineer (Java)

You will work in Singapore Government Agencies

Internal Code: A26210

This is a fixed term contract role. The engagement is 1 year.

We are seeking a skilled Senior Backend Engineer to join our agile development team. In this role, you will be responsible for designing, developing, and maintaining scalable backend services and APIs, while contributing to architectural decisions and mentoring junior developers.

What will you do

Design and develop robust, scalable backend services using Java Spring Boot
Architect and implement RESTful APIs and microservices following best practices
Design and implement cloud-native solutions using AWS services
Lead the design and implementation of database schemas and data models
Ensure high performance, reliability, and security of backend systems
Collaborate with frontend developers and other stakeholders to define and implement API contracts
Mentor junior developers and conduct thorough code reviews
Participate in system design discussions and technical planning
Implement and maintain CI/CD pipelines
Troubleshoot production issues and optimise system performance

What are we looking for

8+ years of professional software development experience
Strong expertise in Java Spring Boot
Extensive experience with RESTful APIs and microservices architecture
Proven experience with AWS services including AWS Lambda and serverless architecture
Amazon ECS/EKS, RDS, EC2, S3
Proficient in SQL and experience with both relational and NoSQL databases
Strong understanding of software design patterns and principles (SOLID, DRY, etc.)
Experience with version control systems (Git) and CI/CD practices
Knowledge of testing methodologies and frameworks
Experience with agile development practices
Strong analytical and problem-solving skills
AWS certifications (Solutions Architect, Developer)
Experience with container orchestration (Kubernetes, Docker)
Experience with message queuing systems (Kafka, RabbitMQ)
Familiarity with reactive programming
Experience with Singapore Government IT projects
Knowledge of Singapore Government Technology Stack (SGTS)
Experience integrating with SingPass and CorpPass authentication
Understanding of government security policies and compliance requirements
Experience with performance monitoring tools and APM solutions
Experience with event-driven architecture
Languages: Java
Frameworks: Spring Boot
Infrastructure as Code using Terraform
Databases: PostgreSQL, MySQL, MongoDB, DynamoDB
Tools: Maven/Gradle, Git, Jenkins/GitLab CI
Testing: JUnit, Mockito, TestContainers
Documentation: Swagger/OpenAPI
Monitoring: CloudWatch, ELK Stack, Prometheus, Grafana

What does this role offer

Opportunity to work on impactful government digital services
Technical leadership opportunities
Professional development and AWS certification support
Competitive compensation package
Flexible working arrangements
Regular knowledge sharing sessions
Collaborative team environment

If you are passionate about backend development and cloud architecture, and want to contribute to meaningful public sector projects, we would love to hear from you.

What do we offer in return

Competitive Compensation: Market competitive salary and variable performance bonus aligned to your skills, impact, and contribution.

Benefits: Outpatient medical, specialist medical coverage and generous customisable flexi benefits, or flexi allowance life and health insurance, thoughtful perks like special occasions red packet and CNY goodies, etc.

Employee Wellness: Support for your physical, mental, and overall well-being through year-round initiatives.

Growth & Development: Learning programmes, certification support, and a dedicated staff development budget. (We are a SHRI 2025 Gold winner in Learning & Development Coaching & Mentoring)

Career Progression: Structured career pathways that enable you to grow along a technical/domain expert track or a leadership track.

Competency Framework: A structured and practical framework to support you to develop, perform, and succeed.

Flexible Work Arrangement: Staff may choose to work flexi-place, flexi-time, and flexi-load based on existing framework

Why you'll love working with us

If you are looking for opportunities to collaborate with leading industry experts and be surrounded by highly motivated and talented peers, we welcome you to join us. We provide all employees with equal opportunities to grow and develop with us. We believe your success is our success.

Does it sound like something you are interested in exploring further Please be in touch with our team for an initial chat.

Activate Interactive Singapore is an equal opportunity employer. Employment decisions will be based on merit, qualifications and abilities. Activate Interactive Pte Ltd does not discriminate in employment opportunities or practices on the basis of race, colour, religion, gender, sexuality, national origin, age, disability, marital status or any other characteristics protected by law.

Protecting your privacy and the security of your data are longstanding top priorities for Activate Interactive Pte Ltd.

Your personal data will be processed for the purposes of managing Activate Interactive Pte Ltd's recruitment related activities, which include setting up and conducting interviews and tests for applicants, evaluating and assessing the results, and as is otherwise needed in the recruitment and hiring processes.

Please consult our Privacy Notice () to know more about how we collect, use, and transfer the personal data of our candidates. Here you can find how you can request for access, correction and/or withdrawal of your Personal Data.

Senior Software Engineer - (Java) - A26210