Senior Platform Engineer
Trainline is hiring for the position of Senior Platform Engineer in London, United Kingdom. It is listed as a full-time, senior position with hybrid working.
DGJ summary of this job
Our own short read of this listing, built only from the facts it gives. The employer’s original text follows further down.
Trainline is hiring for the position of Senior Platform Engineer in London, United Kingdom. It is listed as a full-time, senior position with hybrid working.
Skills and tools named in the text include Python, Node.js, C#, AWS, Terraform, CI/CD, Agile and B2B.
No salary is given in this listing, so check the official pay figures in the DGJ Insight section below where they exist.
Benefits mentioned in the advert: learning budget.
The advert does not mention visa sponsorship. If you would move to United Kingdom for this job, check the official work permit route first (DGJ Insight lists it where we have it).
Dev Global Jobs found this job on Arbeitnow on Nov 11, 2026.
- Employer
- Trainline
- Location
- London, United Kingdom
- Work mode
- hybrid
- Job type
- Full-time
- Level (from the title)
- senior
- Pay
- Not stated by the employer
- Found
- Nov 11, 2026 on Arbeitnow
- Employer text
- 834 words, about 4 min to read
- Apply only on the official page (arbeitnow.co.uk). Dev Global Jobs is not the employer and never asks for a fee.
- Mirror the skills the advert names (Python, Node.js, C# and AWS) in your CV where you really have them; applicant tracking systems look for these words.
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DGJ Insight
Our own data about this role and place, from official statistics and our live job index.
Source: OECD Average annual wages, 2025
UN living-cost index for United Kingdom (ICSC post adjustment 76.4), as of 1 Oct 2026.
Source: ICSC post adjustment classifications (icsc.un.org)
- Skilled Worker visa: Job offer from a licensed sponsor at the required skill and salary level; English requirement
- Health and Care Worker visa: Eligible health and social care roles with a licensed sponsor
- Global Talent visa: Endorsement as a leader or potential leader in a listed field
Official routes: UK Visas and Immigration (GOV.UK)
About the role
Full text from the employer, as published on Arbeitnow, arranged into sections. Nothing added or removed.
01About us
At Trainline, our purpose is to empower greener travel choices, connecting people and places. 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.
02Great journeys start with Trainline 🚄
We’re Europe’s leading independent rail platform, helping millions of travellers find and book the best-value rail and coach journeys across our app, website and partner channels.
Our job is to make the green travel choice the best choice. By building a better train travel experience, we help more people choose rail - creating a positive impact for customers, our business and the planet.
We’re a team of more than 1,000 Trainliners from over 50 nationalities, working across London, Paris, Barcelona, Milan, Edinburgh and Madrid. Now is a brilliant time to join us and help shape the future of travel.
03Introducing the Trainline Infrastructure Engineering and Tooling Team 👋
The Infrastructure Engineering and Tooling team, also known as Atlas, owns the ecosystem we use to deploy, run and manage services across the Trainline platform. Our work helps engineering teams across the business ship changes safely and confidently, so millions of travellers can rely on Trainline every day.
You'll join a collaborative team of software and platform engineers at all levels of experience. We work across Terraform, AWS, Node.js, C# and Python, and we don't expect you to know it all from day one. You'll work closely with engineers, Tech Leads, Engineering Managers, a Senior Principal Engineer and the Head of Engineering to improve our platform, shape delivery and deliver meaningful infrastructure change.
04In this role as the Senior Platform Engineer, you will...🚄
Deliver complex improvements to Trainline's engineering platforms, building scalable, reliable and secure infrastructure that supports teams across the business.
Implement and evolve infrastructure with Terraform, following existing module patterns while spotting opportunities to improve quality, maintainability and automation.
Apply least-privilege and secure-by-default principles consistently across our AWS accounts, ensuring our infrastructure meets Trainline's standards for security and operational excellence.
Build and improve automation, services and tooling in Node.js or Python to make delivery faster, safer and more repeatable.
Support and review the work of other engineers, sharing context and giving constructive feedback so they can deliver with confidence.
Work with Tech Leads, Delivery Managers and cross-functional stakeholders to shape delivery plans, meet milestones and manage dependencies.
Raise risks, blockers and quality concerns early, helping to remove obstacles for the team and keep delivery moving at a sustainable pace.
Test, validate and deploy infrastructure changes through CI/CD (continuous integration and continuous delivery) pipelines, making sure everything is robust, well documented and ready for production.
05We'd love to hear from you if you have...🔍
Substantial professional experience as a software engineer, writing code in Python, Node.js, C# or a similar programming language.
A solid knowledge of software engineering best practice, with a focus on writing clean, maintainable and testable code.
Hands-on experience with AWS services such as ECS, Lambda, CloudFront, IAM and S3, applying operational and security best practice.
A history of delivering infrastructure with Terraform or another infrastructure as code tool.
A confident understanding of DevOps practices and CI/CD, for example using GitHub Actions.
Experience using AI tooling in your day-to-day work, for example for coding, code review, research and productivity.
Experience of delivering results in agile, delivery-focused teams, and ideally of supporting colleagues through reviews and feedback.
A curious mindset and the ability to pick up new technologies quickly and apply them effectively.
06More 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 operating a hybrid model 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!
Compensation: £80K, £90K
- • £80K, £90K
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