.NET Engineer - Global API
.NET Engineer - Global API

.NET Engineer - Global API

City of London Full-Time 36000 - 60000 £ / year (est.) Home office (partial)
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Trainline

At a Glance

  • Tasks: Develop and enhance features for our world-class travel platform using C# and .NET.
  • Company: Join Trainline, a leading tech company revolutionising sustainable travel.
  • Benefits: Enjoy private healthcare, generous leave, and a supportive work-from-abroad policy.
  • Why this job: Make a real impact on millions of travellers while advancing your tech skills.
  • Qualifications: Experience with C# .NET, Agile practices, and a passion for mentoring others.
  • Other info: Be part of a diverse team focused on growth and innovation.

The predicted salary is between 36000 - 60000 £ per year.

Overview

Join to apply for the .NET Engineer – Global API role at Trainline.

About Trainline

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.

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.

The Backend teams at Trainline

The Backend teams 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.

Role

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

Tech Stack

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

Qualifications

  • 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

Benefits

  • Private healthcare & dental insurance
  • Generous work from abroad policy
  • 2-for-1 share purchase plans
  • EV Scheme to reduce carbon emissions
  • Extra festive time off
  • 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!

Our Values

  • 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!

Seniority level

  • Mid-Senior level

Employment type

  • Full-time

Job function

  • Engineering and Information Technology

Industries

  • Technology, Information and Internet

Referrals increase your chances of interviewing at Trainline by 2x

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.NET Engineer - Global API 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. With benefits like private healthcare, a generous work from abroad policy, and a commitment to sustainability, joining Trainline as a .NET Engineer means being part of a forward-thinking team dedicated to building a greener future for travel.
Trainline

Contact Detail:

Trainline Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land .NET Engineer - Global API

✨Tip Number 1

Network like a pro! Reach out to current or former Trainliners on LinkedIn. A friendly chat can give you insider info about the company culture and maybe even a referral!

✨Tip Number 2

Prepare for the technical interview by brushing up on your C# and .NET skills. We recommend doing some coding challenges or projects that showcase your expertise in high-volume transactional applications.

✨Tip Number 3

Show off your passion for learning! During interviews, share examples of how you've embraced new technologies or methodologies. It’s all about demonstrating that you’re proactive and eager to grow.

✨Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining the Trainline team.

We think you need these skills to ace .NET Engineer - Global API

C# (.NET 6–8)
DynamoDB
PostgreSQL
AWS Cloud
Docker
Terraform
GitHub Actions
New Relic
ELK Stack
Agile Development Practices
CI/CD
Asynchronous Service/Processing
Mentoring
Communication Skills
Problem-Solving Skills

Some tips for your application 🫡

Tailor Your CV: Make sure your CV is tailored to the .NET Engineer role. Highlight your experience with C# and any relevant projects you've worked on. We want to see how your skills align with what we're looking for!

Showcase Your Projects: Include specific examples of projects where you've used Agile practices or worked on high-volume transactional applications. This helps us understand your hands-on experience and how you can contribute to our team.

Be Authentic in Your Cover Letter: Your cover letter is your chance to show us who you are beyond your CV. Share your passion for technology and why you're excited about joining Trainline. We love seeing genuine enthusiasm!

Apply Through Our Website: For the best chance of success, apply directly through our website. It ensures your application gets to the right people quickly, and we can't wait to see what you bring to the table!

How to prepare for a job interview at Trainline

✨Know Your Tech Stack

Familiarise yourself with the tech stack mentioned in the job description, especially C# and .NET. Be ready to discuss your hands-on experience with these technologies and how you've used them in previous projects.

✨Showcase Agile Experience

Since Trainline values Agile development practices, prepare examples of how you've successfully worked in Agile teams. Highlight your role in sprints, stand-ups, and any tools you’ve used to manage Agile workflows.

✨Prepare for Problem-Solving Questions

Expect questions that assess your ability to identify and solve blockers or inefficiencies in a project. Think of specific instances where you improved a process or resolved a significant issue in your past work.

✨Emphasise Team Collaboration

Trainline values teamwork, so be ready to discuss how you've mentored others or contributed to a collaborative environment. Share stories that demonstrate your communication skills and your proactive approach to supporting your team.

.NET Engineer - Global API
Trainline
Location: City of London
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