Java Engineer (Java, Microservices, API)
Ref: BBBH483593_1752927780???? We're Hiring: Java Engineer - Centre of Excellence (Java / Microservices / 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 capable Java 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 strong experience in Java, Spring Boot, microservices, and API development, who thrives in collaborative, high-accountability environments. The successful candidate will contribute to backend service design, secure API delivery, and the development of reusable engineering assets across client engagements.
Key Responsibilities
- Design, develop, and maintain backend services using Java and Spring Boot
- Build and integrate secure APIs aligned with industry standards (e.g., OAuth2, OpenID Connect)
- Contribute to the development of microservices architectures and distributed systems
- Collaborate with frontend, DevOps, and QA teams to deliver cohesive, end-to-end solutions
- Participate in technical design sessions, code reviews, and architecture discussions
- Support the definition and evolution of CoE engineering standards and reusable components
- Ensure adherence to Agile delivery practices, CI/CD pipelines, and DevSecOps principles
Required Skills and Experience
- Strong hands-on experience with Java, Spring Boot, and enterprise-grade backend development
- Proven experience designing and implementing secure APIs and service integrations
- Solid understanding of microservices architecture, service orchestration, and distributed systems
- Experience working in regulated environments such as banking, fintech, or insurance
- Familiarity with CI/CD pipelines, containerisation (e.g., Docker), and cloud platforms (e.g., AWS, Azure)
- Prior experience working in or contributing to a Centre of Excellence team
- Excellent communication skills and ability to collaborate across multidisciplinary teams
Desirable Attributes
- Exposure to event-driven architectures and messaging systems (e.g., Kafka)
- Experience with Infrastructure as Code (e.g., Terraform, Ansible)
- Familiarity with observability tools and performance tuning
- Ability to mentor junior engineers and contribute to backend design leadership
- Prior consulting experience or experience in client-facing roles
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.