Principal Full Stack Java Engineer
Principal Full Stack Java Engineer
🏅Calling all Lead Full Stack Java Developers in or around London – I’m HIRING a Principal Software Engineer (Full-Stack Java & React) 🏅
📍 London (1 day in office) 💰 > £100,000 10% bonus equity
I’m partnering with a fast growing cloud consultancy creating scalable systems across complex, high impact environments.
Looking to hire an experienced Lead / Principal Software Engineer to play a key technical leadership role across multiple delivery teams.This is a hands-on, senior engineering role for someone who enjoys shaping architecture, mentoring engineers, and working end to end across modern full-stack systems.
The Role:
💯As a senior technical leader, you’ll help design and deliver scalable, well architected software solutions while guiding teams toward best practices in engineering, testing, and delivery.
Key responsibilities include:
☁️Leading the design and delivery of modern, scalable software systems;
☁️Defining architecture, service boundaries, and system decomposition;
☁️Working hands-on across the stack, particularly with Java/Spring and React;
☁️Improving engineering practices around testing, automation, and developer productivity;
☁️Mentoring engineers and leading technical discussions;
☁️Advising stakeholders and customers on technical trade-offs and solution design;
☁️Reducing technical debt and improving long-term maintainability
What We’re Looking For:
👩💻You’ll be a senior engineer with strong architectural judgement and a passion for building well-designed systems.
Essential experience:
👩💻Strong background in Java (Spring) and React within full-stack environments;
👩💻Experience designing and delivering microservice-based architectures;
👩💻Solid understanding of Domain-Driven Design (DDD) and system decomposition;
👩💻Experience with SQL and NoSQL databases;
👩💻Strong focus on testing strategies, automation, and quality;
👩💻Containerisation and cloud experience (Docker, Kubernetes, AWS); and
👩💻Confident mentoring engineers and leading technical decisions
Nice to have:
❤️Experience in regulated or public-sector environments;
❤️Exposure to cloud platforms beyond AWS (Azure / GCP);
❤️Familiarity with modern UI frameworks or accessibility-focused design;
A bit about why this is a cracking role:
💯Senior, influential role with real technical ownership;
💯Hybrid working with flexibility;
💯Competitive salary, bonus, and equity;
💯Strong engineering culture focused on quality, sustainability, and modern practices; and
💯Opportunity to work on complex, meaningful systems with experienced peers
If you’re a Lead / Senior / Principal Engineer who enjoys combining hands-on development with technical leadership, this is an excellent opportunity to step into a high impact role.
📩 Apply now by sending your CV AND contact number to beya@sr2rec.co.uk or dropping me a call/text at 07378548899.






