At a Glance
- Tasks: Design and build secure, scalable cloud-native services and APIs for critical national infrastructure.
- Company: Join a major UK public sector programme with a focus on innovation.
- Benefits: Competitive pay up to £470/day, hybrid work model, and impactful projects.
- Other info: Opportunity for career growth in a dynamic, agile environment.
- Why this job: Make a difference in public sector tech while working with cutting-edge technologies.
- Qualifications: Experience in Java, Kotlin, or Go, and familiarity with public sector projects required.
The predicted salary is between 63000 - 77000 £ per year.
We're hiring 2x Senior Software Engineers to join a major UK public sector programme, building cloud-native, event-driven services that support critical national digital infrastructure.
You'll work alongside Technical Architects, Data Engineers and Product teams to design and deliver secure, scalable APIs and event-driven services — helping raise engineering standards while supporting and evolving existing live systems.
Location: Leeds, Sheffield or London (hybrid — travel flexibility dependent on team)
Clearance: Active SC clearance required, or strong confidence of obtaining it
Essential: Prior experience working within UK Government or wider public sector is required
What you'll be doing:
- Designing and building secure, scalable cloud-native services and REST APIs
- Developing event-driven architectures using asynchronous messaging patterns
- Designing and implementing microservices within AWS
- Building integrations across operational systems via APIs and event-based architectures
- Applying Domain Driven Design (DDD) and modern software design patterns
- Developing secure services using OAuth2, JWT and related standards
- Translating business requirements into maintainable technical solutions
- Designing for observability, resilience and operational support
- Building reusable components and engineering patterns to promote consistency
What we’re looking for:
- Strong production experience across at least two of the following: Java, Kotlin, Go
- Strong experience building RESTful APIs (Spring Boot or equivalent)
- Experience with event-driven systems (Kafka, SNS/SQS, EventBridge)
- Solid grounding in automated testing, CI/CD, code review and version control
- Cloud-native development experience within AWS
- Experience with Infrastructure as Code
- Experience working in agile, multidisciplinary delivery teams
- Strong communication skills — technical and non-technical stakeholders
- Previous UK Government or public sector experience essential
Nice to have:
- Experience with telemetry, IoT or event streaming platforms
- Experience with geospatial or location-based systems
If you're an experienced engineer confident across two or more of Java, Kotlin and Go, with a public sector background and active or eligible SC clearance, get in touch or drop me a message to find out more.
Senior Java Developer in Leeds employer: Areti Group | B Corp
ARETI is an exceptional employer that fosters a high-performance culture where innovation thrives. With a focus on employee growth, you will have the opportunity to mentor teams and influence key architectural decisions while working in the vibrant heart of Central London. The competitive salary and equity package, combined with a collaborative environment, make ARETI a rewarding place for Senior Software Engineers looking to make a significant impact.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Java Developer in Leeds
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Areti Group | B Corp or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Areti Group | B Corp.
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Areti Group | B Corp.
✨Explore Job Boards Specifically for Tech Roles
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We think you need these skills to ace Senior Java Developer in Leeds
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Areti Group | B Corp.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Areti Group | B Corp and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at Areti Group | B Corp
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Areti Group | B Corp uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
