Lead Java Tech Role- 3 month Contract

I'm looking for a Lead Backend Software Engineer to shape backend architecture, drive engineering excellence, and guide teams building high-performance digital products used at scale. This is a hands-on leadership role where you’ll influence technical strategy, mentor engineers, and ensure backend systems are robust, secure, and future-ready.What you’ll be doing
  • Lead backend architecture – Define and evolve scalable, secure, high-performance backend systems
  • Set engineering standards – Champion best practices, secure coding (OWASP), and high-quality delivery
  • Hands-on technical contribution – Support critical backend work and review complex code
  • Guide teams & mentor engineers – Facilitate design discussions, code reviews, and technical decision-making
  • Improve tooling & CI/CD – Enhance pipelines, build processes, and operational workflows
  • Drive continuous improvement – Reduce technical debt and introduce modern backend approaches
  • Support compliance – Ensure systems align with standards such as ISO27001 and PCI
What we’re looking for
  • Strong backend engineering experience with Java (11+) & Spring Boot
  • Event-driven architecture expertise – Kafka or similar
  • Cloud experience – ideally AWS; Kubernetes knowledge beneficial
  • Deep understanding of microservices, REST APIs & distributed systems
  • Experience with SQL/NoSQL databases
  • Strong CI/CD, automated testing & DevOps awareness
  • Ability to influence technical direction across teams
  • Comfortable communicating technical risks to non-technical stakeholders
Hybrid working-  London or Newcastle
  • 3 month rolling contract 
  • Outside IR35

Job Details

Company
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Hybrid / Remote Options
Employment Type
Contractor
Salary
£475 - £525 per day
Posted