Java Software Engineer Java, Integration, Kafka

Become
London
?? We're Hiring: Backend Specialist - Java / Microservices / Secure APIs

?? Location: London, United Kingdom (Hybrid - Minimum 2 days onsite/week)?? Start Date: Immediate?? Engagement Type: Contract - Outside IR35 , 12-month initial term (with potential for extension or permanent employment)�? Industry: Financial Services / Technology Consulting

About the Role

We are seeking a highly skilled Backend Engineer to join a newly established Centre of Excellence (CoE) focused on delivering secure, scalable, and production-grade digital solutions for the financial services sector.

This is a hands-on engineering role ideal for someone with deep expertise in Java, Spring Boot, and secure API design , and who thrives in fast-paced, client-facing environments. The successful candidate will play a key role in shaping backend architecture, driving secure service delivery, and contributing to engineering standards across engagements.

Key Responsibilities
  • Design and develop backend services using Java and Spring Boot
  • Architect and implement secure APIs using OAuth2, FAPI, OpenID Connect
  • Ensure backend services are performant, scalable, and resilient
  • Collaborate with frontend, DevOps, and QA teams to deliver integrated solutions
  • Participate in architecture reviews, technical design sessions, and stakeholder workshops
  • Champion modern engineering practices including Agile , CI/CD , and DevSecOps
  • Contribute to the development of reusable backend assets and CoE standards
Required Skills and Experience
  • Extensive hands-on experience with Java and Spring Boot in enterprise environments
  • Proven expertise in designing and delivering secure APIs (OAuth2, FAPI, OpenID Connect)
  • Strong understanding of microservices architecture and distributed systems
  • Experience working in regulated environments (banking, fintech, insurance)
  • Familiarity with CI/CD pipelines , Docker , and cloud platforms (e.g., AWS, Azure)
  • Excellent communication and stakeholder engagement skills
  • Experience working in or contributing to a Centre of Excellence team
  • Consulting experience or a strong consulting mindset is highly desirable
Desirable Attributes
  • Experience with event-driven architectures and messaging systems (e.g., Kafka)
  • Exposure to Infrastructure as Code (e.g., Terraform, Ansible)
  • Familiarity with observability tools and performance tuning
  • Ability to mentor junior engineers and lead backend design initiatives
Engagement Model
  • Outside IR35
  • 12-month initial contract with potential for extension or permanent employment
  • Hybrid working model: minimum 2 days onsite in London, with flexibility to travel to other UK client sites as required
  • Part of a long-term strategic capability within a joint consulting and technology delivery partnership
  • This is a strategic, reusable engineering role
What We Offer
  • A high-impact role within a purpose-built Centre of Excellence
  • Opportunities to work on complex, high-value projects in the financial services sector
  • A collaborative, delivery-focused culture committed to engineering excellence
  • Long-term career development within a respected and expanding consulting capability

?? Interested? Apply now or reach out directly for a confidential conversation.

Posted 2025-07-19

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