Junior .NET Engineer — Hybrid Backend, Growth & Impact

Whereby; Greater London; Hybrid; GBP 35,000 - 55,000; Full time

Benefits offered by this job

Private healthcare

Dental insurance

Work from abroad policy

EV scheme

Share purchase plan

Festive time off

Learning budget

Job summary

Trainline is hiring a junior .NET engineer to join our Backend teams building the core of our world class product. You will contribute to journey search, eCommerce functionality, and partner integrations across Europe and beyond.

We value collaboration, learning, and ownership, with a hybrid model that combines office time in London and flexible work. You’ll work with C#, .NET 6–8, React, Typescript, and cloud tech in a fast-paced, customer‑facing environment.

Qualifications

• Foundational knowledge of .NET.
• Thrives in a diverse, open, and collaborative environment.
• Proactive, focused, supportive, honest, and a team player.
• Passion to learn new skills and technologies.
• Appreciation of version control systems.
• Understanding of Agile/Scrum methodology.

Responsibilities

• Deliver new functionality or features using the most appropriate tools and techniques.
• Ensure quality is at the heart of the development process.
• Continuously improve the code base.
• Keep the customer as the number one priority.
• Identify blockers and remove waste to improve flow.
• Make significant contributions to technical decisions.
• Take ownership of the development lifecycle from code to production, including deployment and monitoring.

Skills

NET

C#

React

Typescript

Kotlin

Swift

Ruby

Git

Unit Testing

AWS

Docker

Terraform

GitHub Actions

New Relic

ELK Stack

Tools

AWS

Docker

Terraform

GitHub Actions

New Relic

ELK Stack

DynamoDB

PostgreSQL

Job description

Trainline is hiring a junior .NET engineer to join our Backend teams building the core of our world class product. You will contribute to journey search, eCommerce functionality, and partner integrations across Europe and beyond.

We value collaboration, learning, and ownership, with a hybrid model that combines office time in London and flexible work. You’ll work with C#, .NET 6–8, React, Typescript, and cloud tech in a fast-paced, customer‑facing environment.