.NET Engineer in London

.NET Engineer in London

London Full-Time 50000 - 60000 £ / year (est.) Home office (partial)
Trainline

At a Glance

  • Tasks: Develop and enhance software features for a leading travel app.
  • Company: Join Trainline, Europe's top rail app, focused on sustainable travel.
  • Benefits: Enjoy private healthcare, work-from-abroad options, and generous learning budgets.
  • Other info: Be part of a diverse team that values inclusion and collaboration.
  • Why this job: Make a real impact in the travel industry while growing your tech skills.
  • Qualifications: Experience with C# .NET and a passion for Agile development.

The predicted salary is between 50000 - 60000 £ per year.

About us
We are champions of rail, inspired to build a greener, more sustainable future of travel. Trainline enables millions of travellers to find and book the best value tickets across carriers, fares, and journey options through our highly rated mobile app, website, and B2B partner channels. Great journeys start with Trainline. Now Europe’s number 1 downloaded rail app, with over 135 million monthly visits and £6.3 billion in annual ticket sales, we collaborate with 270+ rail and coach companies in over 40 countries. We want to create a world where travel is as simple, seamless, eco-friendly and affordable as it should be. Today, we're a FTSE 250 company driven by our incredible team of over 1,000 Trainliners from 50+ nationalities, based across London, Paris, Barcelona, Milan, Edinburgh and Madrid. With our focus on growth in the UK and Europe, now is the perfect time to join us on this high-speed journey.

Introducing the Backend teams at Trainline.
The Backend teams at Trainline build the core of Trainline’s world class product. We create the journey search functionality that millions of our customers use on a daily basis, the eCommerce platform that provides a secure and seamless experience and we connect Trainline to over 270 travel operating companies, across 45 countries in Europe and the rest of the world. Each team has a targeted domain focus, ranging between journey search, fares calculation, bookings, fulfilment, payments, refunds, carriers’ integrations, real-time timetable information, journey disruptions and much more.

As a mid level .NET Engineer at Trainline you will:

  • Deliver new functionality or features, using the most appropriate tools & techniques
  • Ensure quality is at the heart of everything you and your team do
  • Continuously improve the code base
  • Keep our customer as the number one priority
  • Actively identify blockers, boulders, time sinks and waste, and actively attempt to remove them
  • Make significant contribution to technical decisions
  • Act as a coach and mentor to others in the team
  • Take full ownership of the development lifecycle from code to production, including deployment and monitoring

Our Tech Stack:
Languages & Frameworks: C# (.NET 6–8)
Databases: DynamoDB, PostgreSQL
Cloud & Infrastructure: AWS Cloud, Docker, Terraform
CI/CD & DevOps: GitHub Actions
Monitoring & Logging: New Relic, ELK Stack

We'd love to hear from you if you:

  • Have hands on experience with C# .NET and the latest features
  • Love using Agile development practices
  • Have hands on experience working on software development of high-volume transactional applications
  • Have experience in asynchronous service/processing
  • Test your solutions effectively
  • Enjoy mentoring less experienced engineers
  • Have experience with CI/CD
  • Thrive in a diverse, open and collaborative environment
  • Have great communication skills
  • Are proactive, focused, supportive, honest and a team player
  • Have a passion to learn new skills

More information:
Enjoy fantastic perks like private healthcare & dental insurance, a generous work from abroad policy, 2-for-1 share purchase plans, an EV Scheme to further reduce carbon emissions, extra festive time off, and excellent family-friendly benefits. We prioritise career growth with clear career paths, transparent pay bands, personal learning budgets, and regular learning days. Jump on board and supercharge your career from day one! We're operate a hybrid model to work and ask that Trainliners work from the office a minimum of 60% of their time over a 12-week period. We also have a 28-day Work from Abroad policy.

Our values represent the things that matter most to us and what we live and breathe everyday, in everything we do:
Think Big - We're building the future of rail
Own It - We focus on every customer, partner and journey
Travel Together - We're one team
Do Good - We make a positive impact

We know that having a diverse team makes us better and helps us succeed. And we mean all forms of diversity - gender, ethnicity, sexuality, disability, nationality and diversity of thought. That's why we're committed to creating inclusive places to work, where everyone belongs and differences are valued and celebrated.

Interested in finding out more about what it's like to work at Trainline? Why not check us out on LinkedIn, Instagram and Glassdoor!

.NET Engineer in London employer: Trainline

Trainline is an exceptional employer, offering a vibrant work culture that champions diversity and inclusivity while prioritising employee growth through clear career paths and personal learning budgets. As a mid-level .NET Engineer, you'll enjoy fantastic benefits such as private healthcare, a generous work-from-abroad policy, and the opportunity to make a meaningful impact in building a sustainable future for travel. Join our dynamic team in London and be part of a company that values innovation, collaboration, and making a positive difference.
Trainline

Contact Detail:

Trainline Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land .NET Engineer in London

✨Tip Number 1

Network like a pro! Reach out to current or former Trainliners on LinkedIn. A friendly chat can give you insider info and maybe even a referral, which can really boost your chances.

✨Tip Number 2

Prepare for the technical interview by brushing up on your C# .NET skills. Practice coding challenges and be ready to discuss your past projects. Show us how you’ve tackled real-world problems!

✨Tip Number 3

Don’t just focus on your technical skills; highlight your teamwork and mentoring experiences. We love candidates who can collaborate and help others grow, so share those stories!

✨Tip Number 4

Apply through our website! It’s the best way to ensure your application gets seen. Plus, it shows you’re genuinely interested in joining our team at Trainline.

We think you need these skills to ace .NET Engineer in London

C# (.NET 6–8)
Agile Development Practices
Asynchronous Service/Processing
CI/CD
AWS Cloud
Docker
Terraform
GitHub Actions
Monitoring & Logging (New Relic, ELK Stack)
Communication Skills
Mentoring
Problem-Solving Skills
Team Collaboration
Proactivity

Some tips for your application 🫡

Show Your Passion for Travel: When writing your application, let us know why you're excited about the travel industry and how you can contribute to making it more sustainable. We love seeing candidates who share our vision for a greener future!

Highlight Relevant Experience: Make sure to showcase your hands-on experience with C# .NET and any high-volume transactional applications you've worked on. We want to see how your skills align with our tech stack and the challenges we face.

Be Yourself: We value authenticity, so don’t be afraid to let your personality shine through in your application. Share your unique experiences and what makes you a great fit for our diverse team at Trainline.

Apply Through Our Website: For the best chance of success, make sure to apply directly through our website. This helps us keep track of your application and ensures you’re considered for the role you’re interested in!

How to prepare for a job interview at Trainline

✨Know Your Tech Stack

Familiarise yourself with the technologies mentioned in the job description, especially C# (.NET 6–8), AWS Cloud, and CI/CD practices. Be ready to discuss your hands-on experience with these tools and how you've used them in past projects.

✨Showcase Your Problem-Solving Skills

Prepare examples of how you've identified and resolved blockers or inefficiencies in previous roles. Trainline values proactive problem solvers, so be ready to share specific instances where you made a significant impact on a project.

✨Emphasise Team Collaboration

Since Trainline thrives on teamwork, highlight your experience working in Agile environments and mentoring less experienced engineers. Share stories that demonstrate your ability to collaborate effectively and support your teammates.

✨Align with Company Values

Research Trainline's core values and think about how they resonate with your own work ethic. Be prepared to discuss how you embody these values in your professional life, particularly 'Think Big' and 'Do Good'.

.NET Engineer in London
Trainline
Location: London

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