Java Software Engineer

Job description

Overview

We are seeking a Senior Java Developer to join a regulated banking environment in London. You will work on cloud-native services using a modern Java stack, contributing to secure, resilient platforms that support critical banking products.

Key Details

• Location: London, Greater London, United Kingdom
• Rate: £600 per day
• Contract: Minimum 6 months, with potential to convert to a longer-term role
• Work pattern: 2 days per week, onsite

Responsibilities

• Design, build and maintain Java microservices and APIs using Spring Boot.
• Own delivery end-to-end: requirements clarification, implementation, testing, deployment and support.
• Improve engineering practices, code quality, observability and operational resilience.
• Work effectively in a regulated setting, ensuring compliance, auditability and secure-by-design principles.
• Collaborate closely with product, engineering and platform teams to remove blockers and solve systemic issues.

Requirements

• Proven senior-level Java experience (Java 11+), including modern language features and best practices.
• Strong Spring Boot expertise (RESTful APIs, security, configuration, testing).
• Essential: scale up banking or financial services background within a regulated environment.
• Cloud-native experience (e.g., AWS/Azure/GCP), containerisation (Docker) and orchestration (Kubernetes).
• Strong knowledge of CI/CD, Infrastructure as Code, and automated testing (JUnit, Mockito, integration tests).
• Experience with SQL and relational databases; understanding of performance tuning and transactionality.
• Production support experience: monitoring, logging, tracing and incident management.
• Mindset: self-directed, proactive problem-solver who challenges assumptions rather than simply following tasks.
• Preferred: start-up/scale-up or high-growth engineering experience.

Extra information

Status

Open

Education Level

Secondary School

Location

City of London

Type of Contract

Full-time jobs

Published at

16-03-2026

Profession type

Accountancy

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English