IT & Software

.NET Engineer

Trainline

London · Greater London · United Kingdom

Overview

As a Mid level .NET Engineer at Trainline, you help build the core backend that powers journey search, eCommerce, and carrier integrations across Europe. You work with cross-functional teams to deliver robust features that scale for millions of users, while keeping quality and customer focus at the heart of every decision. You will contribute to technical direction and own key parts of the development lifecycle from code to production. This role offers hands-on work with modern .NET tech in a fast-paced, collaborative environment that values learning and impact.

Pay / Benefits
  • private healthcare & dental insurance
  • work from abroad policy
  • 2-for-1 share purchase plans
  • EV Scheme to reduce carbon emissions
  • extra festive time off
  • family-friendly benefits
Responsibilities
  • Deliver new functionality and features using appropriate tools
  • Ensure quality is central to the team's work
  • Continuously improve the code base
  • Keep the customer as the top priority
  • Identify blockers and proactively remove bottlenecks
  • Contribute to technical decisions
  • Coach and mentor others in the team
  • Own the development lifecycle from code to production, including deployment and monitoring
Key requirements
  • Hands-on experience with C# .NET (latest features)
  • Experience with Agile development
  • Experience with high-volume transactional applications
  • Experience with asynchronous service/processing
  • Ability to test solutions effectively
  • Enjoy mentoring less experienced engineers
  • Experience with CI/CD
  • Strong communication and teamwork
  • Proactive, focused, supportive, honest, team player
  • Passion to learn new skills
  • strong communication
  • mentoring
  • proactive problem-solving
  • C# .NET (6–8)
  • DynamoDB
  • PostgreSQL

Reference: WJ-747_30166198

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