Principal Software Engineer – Java (11), Spring Boot, AWS
Location: UK-based, remote (travel to Newcastle 1 day every 2 months – expenses covered)
Salary: Competitive base salary plus benefits (DOE)
Role type: Full time, permanent
We’re looking for an experienced Principal Java Developer to join a major UK public sector digital transformation programme delivering large-scale, user-centered services used by millions across the UK.
This is an opportunity to work within a complex cloud-native environment, helping build scalable and resilient digital platforms that manage high-volume transactions, case management, and document-driven workflows.
The Role
As a Principal Java Developer, you’ll work within cross-functional agile teams to design, build, and evolve modern digital services. You’ll collaborate closely with architects, engineers, product teams, delivery managers, and stakeholders to deliver high-quality solutions while providing technical leadership and mentoring across development teams.
You’ll also play a key role in:
- Leading the design and development of scalable Java-based applications
- Promoting engineering best practices including TDD, code reviews, and continuous improvement
- Mentoring developers and providing technical leadership across agile teams
- Driving collaboration across teams and stakeholders
- Contributing to technical decision-making, architecture discussions, and delivery planning
- Ensuring solutions are cloud-native, resilient, secure, and maintainable
Tech Environment
- Spring Boot
- Maven
- AWS
- Relational & NoSQL Databases
- Docker
- Microservices & event-driven architecture
We’re looking for someone with:
- Extensive commercial experience developing applications using Java and Spring Boot
- Strong experience building and supporting cloud-native applications within AWS environments
- Experience designing and developing scalable distributed systems and microservices
- Strong stakeholder engagement and communication skills
- Experience working in agile delivery environments
- A collaborative, hands-on mindset with a passion for mentoring others
- Experience with CI/CD pipelines, containerisation, and modern software engineering practices
- Experience working within regulated or public sector environments is highly beneficial.
- Government Digital Service (GDS) standards
- Event-driven architectures and messaging technologies
- Accessibility and security best practices
What We Offer:
- 25 days annual leave plus public holidays, so you can actually switch off
- Private medical insurance with Bupa
- Remote-first working with a base at Liverpool Street when you want it
- A personal training budget to invest in your growth, however that looks for you
- Perkbox, giving you access to hundreds of perks and discounts across eating out, shopping, wellness, entertainment and more
- EV scheme after one year of service, supporting you in making the switch to electric
- Regular team socials with a group of people who genuinely enjoy working together
- Employer pension contributions
- A rewarding referral scheme which could earn you up to £3000 for any successful hires
- And most importantly, the chance to be part of something from the ground up. Amber Labs is growing fast and the people joining now will shape what this business becomes.
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