Principal Software Engineer

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Connecting the best software professionals with top-tier opportunities within tech for impact businesses. Contract & Permanent opportunities pelvic…

Calling our Principal / Lead Full Stack Java Developers in or around London – I'm HIRING a Principal Software Engineer (Full-Stack Java & React)

I'm partnering with a fast growing cloud consultancy creating scalable systems across complex, high impact environments.

Key responsibilities

• 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

• Senior engineer with strong architectural judgement and a passion for building well‑designed systems.
• 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).
• Confident mentoring engineers and leading technical decisions.

Nice to have

• Experience in regulated or public‑sector environments.
• Exposure to cloud platforms beyond AWS ( RSS / GCP).
• Familiarity with modern UI frameworks or accessibility‑focused design.

Benefits

• 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.
• Opportunity to work on complex цаг знач systems with experienced peers.

Application

Apply now by sending your CV AND contact number to or dropping me a call/text at .

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Consulting and Information Technology

Industries

IT Services and IT Consulting

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