Full Stack Engineer at Mercari developing scalable web applications and mentoring junior engineers. Join a global tech company focused on transforming its marketplace with technology.
About the role
- Software Developer supporting long-term Government projects at IDEMIA in Winnersh, UK. Developing secure back-end code using Java and Spring Boot within a structured, compliance-driven environment.
Responsibilities
- Design, develop and maintain secure back-end services using Java and Spring Boot
- Build and maintain RESTful APIs aligned to clean architecture and secure coding standards
- Write high-quality, maintainable, production-ready code that meets functional and non-functional requirements
- Contribute to requirements analysis, effort estimations and technical design discussions
- Apply software development best practices including version control, peer reviews, build processes and testing
- Optimise application performance and support bug fixes, enhancements and system improvements
- Work with PostgreSQL and related database technologies to ensure data integrity and efficiency
- Reuse and integrate existing frameworks and components where appropriate
- Document technical solutions clearly through code comments and supporting documentation
- Deliver software in line with security and compliance standards
- Collaborate effectively within a small engineering team and support junior developers where needed
Requirements
- 2–3 years professional experience in Java development with a strong understanding of core Java principles and object-oriented programming
- Experience with Spring Boot and REST APIs
- Experience working with PostgreSQL or relational databases
- Familiarity with version control tools such as Git
- Comfortable participating in live coding discussions
- Full UK Driving Licence
- Must have lived in the UK continuously for the past 5 years
Benefits
- 25 days annual leave + bank holidays
- Group Personal Pension with employer contribution
- Private Medical Insurance
- Life Assurance
- Employee Assistance Programme
- Career Progression Opportunities
- Stable, long-term project roadmap extending through 2028
- Structured engineering environment with clear technical ownership
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
Tech skills
Location requirements
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