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Senior Backend Engineer - Golang

Job Description

Location: London
Type: Contract - 6 months (highly extendable)
Day Rate: Up to £550/day (Outside IR35)

We are seeking a highly experienced Senior Backend Engineer with deep expertise in Golang to support the development and enhancement of Back End systems within a fast-paced financial services environment. This is a 6-month contract offering the opportunity to work on cutting-edge systems that support core banking and commercial lending operations.

Key Responsibilities

  • Design, develop, and maintain high-performance Back End services and APIs using Go (Golang).

  • Collaborate with cross-functional teams including product owners, QA, DevOps, and Front End engineers.

  • Drive the implementation of scalable, secure, and robust architectures aligned with business and technical needs.

  • Enhance existing systems to improve performance, security, and reliability.

  • Deliver clean, well-tested, and maintainable code, following best practices.

  • Contribute to technical design decisions and code reviews.

Requirements

  • Proven experience as a Back End engineer with strong proficiency in Golang.

  • Previous work experience in the banking sector or on commercial lending platforms is essential.

  • Solid understanding of microservices architecture, RESTful API development, and distributed systems.

  • Familiarity with cloud platforms such as AWS, GCP, or Azure.

  • Good knowledge of containerisation and orchestration tools (Docker, Kubernetes).

  • Experience working with relational and NoSQL databases (eg, PostgreSQL, MongoDB).

Senior Backend Engineer - Golang

London, UK
Full time

Published on 07/18/2025

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