Hybrid Senior Java Engineer- Fintech Scale Up

Hybrid Senior Java Engineer- Fintech Scale Up

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Our client is a London based Fintech scale up with operations across Europe, Asia and South Americas.

About the Role:

We are hiring a Backend Engineer to build and maintain scalable backend systems supporting APIs, data services, and integrations. You will work on core platforms, deliver new features, improve reliability, and support production systems in a fast-paced environment.

Responsibilities

• Develop and maintain backend services using Java/Kotlin (Spring Boot, Netty)
• Write clean, well-tested, and maintainable code
• Own features from design to deployment and monitoring
• Participate in support/on-call rotations
• Improve system monitoring and observability
• Collaborate with cross-functional teams
• Support CI/CD pipelines and regular releases

Requirements

• 5+ years of experience with Java and/or Kotlin in production systems
• Strong problem-solving and debugging skills
• Experience with relational databases and performance tuning
• Knowledge of clean architecture, testing, and CI/CD
• Experience with distributed systems and cloud platforms
• Familiarity with REST APIs and authentication standards

Robert Walters Operations Limited is an employment business and employment agency and welcomes applications from all candidates

About the job

Contract Type: Permanent

Specialism: Technology & Digital

Focus: Software Development/Engineering

Industry: Financial Services

Salary: £94,300 - £117,900 per annum + Equity

Workplace Type: Hybrid

Experience Level: Mid Management

Location: London

Job Reference: 5OMEV2-60AAE1FA

Date posted: 26 February 2026

Consultant: Karen Cordner