Lead Java Developer

NPA WorldWide; Birmingham; Hybrid; GBP 60,000 - 90,000; Full time

Job summary

A mission-led consultancy in Birmingham is seeking an experienced Principal Software Engineer specializing in Java. The role involves leading the development of secure, modern software solutions for the UK Government and Defence sectors, advocating engineering best practices and contributing directly to the codebase. The ideal candidate will possess strong full-stack skills, experience in agile environments, and a passion for mentoring others. The position offers competitive salary and flexible working options.

Benefits

Flexible working hours

Learning & development budget

Private healthcare

Matched pension scheme

Monthly socials and quarterly meetups

Clear career progression

Qualifications

• Proven experience leading teams or projects at a senior/principal level.
• Track record of delivering secure, production-grade systems in agile teams.

Responsibilities

• Lead the design, development, and testing of secure, scalable systems using Java.
• Architect and maintain APIs, data pipelines, and cloud-native solutions.
• Drive adoption of DevOps practices: CI/CD, containers, infrastructure-as-code.
• Guide and mentor engineers, promoting best practice.
• Collaborate with stakeholders to shape technical direction.
• Contribute across the full software development lifecycle.

Skills

Deep expertise in Java

Full-stack engineering skills

Leading teams or projects

System architecture

Cloud solutions

API design

DevOps tools and automation

Agile delivery

Stakeholder engagement

Communication skills

Tools

CI/CD

Containers

Infrastructure as Code

AWS

Azure

Job description

Job Description

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

What's 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: £ 60,000
• Salary Max: £ 90,000
• Currency Type: GBP