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Coltech

Golang Engineer

Coltech
United Kingdom · Contract · Mid-Senior

Golang Engineer (Contract) – Financial Services

Location: London (Hybrid)

Contract Length: 6 Months


We are seeking an experienced Golang Engineer to join a leading financial services organisation on an initial 6-month contract. This is a hybrid role based in London, offering the opportunity to work on high-impact systems within a fast-paced fintech environment.


Key Responsibilities

  • Design, build, and maintain scalable backend services using Golang
  • Contribute to the development of robust microservices architectures in a production environment
  • Develop high-performance systems capable of handling large-scale transaction processing
  • Implement and maintain event-driven systems using modern messaging technologies
  • Collaborate with cross-functional teams to deliver reliable and secure financial platforms
  • Support deployment and operation of services in containerised environments


Required Skills & Experience

  • Strong commercial experience building backend services with Golang (PHP experience is a plus)
  • Proven track record designing and operating microservices architectures, ideally within fintech or payments
  • Solid understanding of concurrent and distributed systems
  • Experience with event-driven architecture and messaging systems (e.g. Kafka, RabbitMQ)
  • Strong knowledge of both relational and NoSQL databases (e.g. PostgreSQL, MongoDB, BigQuery)
  • Hands-on experience with Docker and Kubernetes


Desirable

  • Experience working in financial services or regulated environments
  • Familiarity with high-throughput, low-latency systems


What’s on Offer

  • Competitive day rate
  • Hybrid working model (London-based)
  • Opportunity to work on cutting-edge financial systems

Key Skills

Ranked by relevance

microservices postgresql docker golang nosql kafka php
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Posted
Jun 14, 2026
Type
Contract
Level
Mid-Senior
Location
Liverpool
Company
Coltech

Industries

IT Services IT Consulting

Categories

Information Technology

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