Senior Java Software Engineer

Job Title: Core Java / Backend Developer – Solution Delivery (Microservices)

Location: London (8 days onsite/month)

Contract: Inside IR35

Duration: 12 months + ext

Start Date: ASAP

We are looking for a hands‑on Core Java Developer to support the migration of a legacy application into a modern event‑driven, service‑oriented architecture within an Agile delivery team in a regulated financial environment.

• Work within Agile teams to deliver end‑to‑end solution migration (legacy -> microservices/event‑driven architecture)
• Lead technical delivery of backend solutions across the full SDLC (design, build, test, deploy, support)
• Ensure alignment with enterprise architecture and engineering standards
• Participate in solution walkthroughs to ensure consistency across teams
• Develop and deploy backend services while supporting and mentoring junior developers
• Collaborate with architects, technical leads, and delivery stakeholders

• Core Java (strong hands‑on)
• Demonstrable experience using AI‑assisted development tools (e.g. Git Hub Copilot, ChatGPT, Cursor, Claude, Gemini) to accelerate software delivery, code quality, testing, debugging, or solution design
• Financial services / regulated environment experience

• Strong communication and collaboration