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- Tasks: Lead the design and development of secure, scalable systems using Java and modern frameworks.
- Company: Mission-led consultancy delivering impactful software solutions to UK Government and Defence sectors.
- Benefits: Flexible working, learning budget, private healthcare, and clear career progression.
- Why this job: Make a real difference by shaping engineering best practices in a high-impact sector.
- Qualifications: Deep expertise in Java and strong full-stack engineering skills required.
- Other info: Join a diverse team committed to fostering an inclusive workplace.
The predicted salary is between 55000 - 70000 ÂŁ per year.
Our client, a mission‑led consultancy, is looking for an experienced Principal Software Engineer (Java) to join their growing team. They deliver secure, modern software solutions to the UK Government and Defence sectors, enabling clients to build scalable systems and progressive web applications that drive real impact. This is a senior‑level opportunity for a hands‑on engineer who enjoys leading by example, thrives in agile environments, and is passionate about shaping engineering best practice while still contributing to the codebase.
Key Responsibilities
- Lead the design, development, and testing of secure, scalable systems using Java with modern front‑end frameworks (e.g., React)
- Architect and maintain APIs, data pipelines, and cloud‑native solutions (AWS, Azure, private cloud)
- Drive adoption of DevOps practices CI / CD, containers, infrastructure‑as‑code
- Guide and mentor engineers, promoting best practice, clean coding, and agile delivery
- Collaborate with stakeholders and clients to shape technical direction and ensure robust, user‑focused solutions
- Contribute across the full software development lifecycle, from discovery to production support
Essential Skills & Experience
- Deep expertise in Java, with strong full‑stack engineering skills
- Proven experience leading teams or projects at a senior / principal level
- Strong knowledge of system architecture, cloud solutions, and API design
- Familiarity with DevOps tools and automation (CI / CD, containers, IaC)
- Track record of delivering secure, production‑grade systems in agile teams
- Excellent stakeholder engagement, influencing, and communication skills
Desirable
- Background in secure or classified environments
- Knowledge of ITSM or systems within the government / defence sector
- Experience balancing technical leadership with hands‑on development
Whats in It for You
- Flexible working 37.5 hrs / week with remote and hybrid options
- Learning & development budget for training, certifications, and conferences
- Private healthcare & matched pension scheme
- Monthly socials and quarterly company meetups
- Clear career progression into leadership roles in a high‑impact sector
Diversity & Inclusion
Our client is an equal opportunities employer and a Disability Confident organisation, committed to fostering a workplace where diverse perspectives are celebrated and everyone can thrive.
How to Apply
If you’re an experienced Principal Software Engineer with expertise in Java, and you’re excited to help deliver solutions that truly matter, we’d love to hear from you.
Salary
Salary Type: Annual Salary
Salary Min: ÂŁ55000
Salary Max: ÂŁ70000
Currency: GBP
Fullstack Java Developer in Liverpool employer: Npa Worldwide
Contact Detail:
Npa Worldwide Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Fullstack Java Developer in Liverpool
✨Tip Number 1
Network like a pro! Reach out to your connections in the industry, attend meetups, and engage with online communities. You never know who might have the inside scoop on job openings or can refer you directly.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your projects, especially those involving Java and modern frameworks like React. This gives potential employers a taste of what you can do and sets you apart from the crowd.
✨Tip Number 3
Prepare for interviews by brushing up on your technical knowledge and soft skills. Practice coding challenges and be ready to discuss your past experiences leading teams and projects. Confidence is key!
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are proactive about their job search.
We think you need these skills to ace Fullstack Java Developer in Liverpool
Some tips for your application 🫡
Tailor Your CV: Make sure your CV reflects the skills and experiences that match the job description. Highlight your Java expertise and any relevant projects you've led, especially in agile environments.
Craft a Compelling Cover Letter: Use your cover letter to tell us why you're passionate about this role. Share specific examples of how you've shaped engineering best practices or mentored others in your previous positions.
Showcase Your Technical Skills: Don’t just list your skills; demonstrate them! Include details about your experience with cloud solutions, API design, and any DevOps tools you’ve used. We want to see how you can contribute to our team.
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you don’t miss out on any important updates from us!
How to prepare for a job interview at Npa Worldwide
✨Know Your Java Inside Out
Make sure you brush up on your Java skills before the interview. Be prepared to discuss your experience with full-stack development, including any specific frameworks like React. They’ll want to see that you can not only talk the talk but also walk the walk when it comes to coding.
✨Showcase Your Leadership Skills
Since this role involves leading teams and mentoring engineers, be ready to share examples of how you've successfully led projects or guided team members in the past. Highlight your approach to promoting best practices and agile delivery, as this will resonate well with the interviewers.
✨Familiarise Yourself with DevOps Practices
Get comfortable discussing DevOps tools and practices, especially CI/CD, containers, and infrastructure-as-code. They’ll likely ask how you’ve implemented these in previous roles, so have some concrete examples ready to demonstrate your expertise.
✨Engage with Stakeholders
Prepare to talk about your experience collaborating with stakeholders and clients. They’re looking for someone who can shape technical direction while ensuring user-focused solutions, so think of instances where you’ve successfully influenced project outcomes through effective communication.