Senior Platform Engineer

Fresha

The AI-powered OS for beauty, wellness and self-care About Fresha Fresha is the AI-powered operating system for the global beauty, wellness and self-care industry, connecting and powering everything from salons and barbers to spas, medspas, fitness studios and health practices. Trusted by millions of consumers and businesses worldwide. Fresha is used by 140,000+ businesses and 450,000+ stylists and professionals worldwide, processing over 1 billion appointments to date. The company is headquartered in London, United Kingdom, with 15 global offices located across North America, EMEA and APAC. Fresha allows consumers to discover, book and pay for beauty and wellness appointments with local businesses via its marketplace, while beauty and wellness businesses and professionals use an all-in-one platform to manage their entire operations with an intuitive business software and financial technology solutions.   Fresha’s ecosystem gives merchants everything they need to run their business seamlessly by facilitating appointment bookings, point-of-sale, customer records management, marketing automation, loyalty, beauty products inventory and team management.   The consumer marketplace unlocks revenue potential for partner businesses by leveraging the power of online bookings and automated marketing through mobile apps and advanced integrations with major tech brands including Instagram, Facebook and Google. Role overview   Fresha is entering its next phase of global scale, and the Platform team plays a vital role in making that growth fast, safe, and sustainable.   As a Senior Platform Engineer, you will take end-to-end ownership of how our platform and services are built, deployed, and operated. Your focus is clear: remove friction for engineers, reduce operational risk, and ensure the platform scales alongside the business.   Your mission is to ensure engineers always have the right tools, patterns, and infrastructure so they can deliver faster, safer, and with confidence.   We care deeply about customer impact, even when the work is internal — platform improvements ultimately exist to help Fresha deliver better experiences to customers.   To foster a collaborative environment that thrives on face-to-face interactions and teamwork, all Fresha employees work from our dog-friendly office 4 days per week, with the option to work from home on Wednesday. London office address: The Bower, The Tower,  207 Old St, London EC1V 9NR

Trainline

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 Infrastructure Engineering and Tooling team aka Atlas at Trainline👋 The Infrastructure Engineering and Tooling team, also known as Atlas, owns the ecosystem used to deploy, run and manage traffic across the Trainline platform. The team is currently building the next version of Trainline’s infrastructure platform, with a focus on reliability, quality, automation and secure, scalable delivery. You will join a collaborative team made up of software engineers and platform engineers across a range of experience levels. The team works across technologies including Terraform, AWS, Node.js, C# and Python, but we do not expect you to know everything from day one. In this role, you will work closely with engineers, Tech Leads, Engineering Managers, Senior Principal and a Head of Engineering to improve our platform and deliver meaningful infrastructure change. In this role as the Senior Platform Engineer, you will... 🚄 * Deliver complex improvements to Trainline’s engineering platforms, helping us build scalable, reliable and secure infrastructure that supports teams across the business. * Implement and evolve infrastructure changes using Terraform, following existing module patterns while identifying opportunities to improve quality, maintainability and automation. * Apply least-privilege and secure-by-default principles consistently across AWS accounts, helping ensure our infrastructure meets Trainline’s standards for security and operational excellence. * Build or contribute to automation scripts and tooling using Node.js or Python, supporting faster, safer and more repeatable delivery. * Support and review the work of mid-level engineers, sharing context, providing constructive feedback and helping others deliver confidently. * Collaborate with Tech Leads, Delivery Managers and cross-functional stakeholders to shape delivery plans, achieve milestones and manage dependencies. * Identify risks, blockers or quality concerns early, helping to unblock the team and keep delivery moving in a clear and sustainable way. * Test, validate and deploy infrastructure changes through CI/CD pipelines, ensuring deliverables are robust, well-documented and production ready. We'd love to hear from you if you have... 🔎 * Strong experience working with AWS services such as ECS, Lambda, IAM or CloudFront, with a solid understanding of operational and security best practice. * Proven experience delivering infrastructure changes using Terraform, ideally in complex or large-scale cloud environments. * The ability to work independently on complex platform engineering problems while bringing others along through clear communication and collaboration. * Experience using Node.js or Python for automation, scripting or integration work, with a focus on practical, maintainable solutions. * A good understanding of secure cloud design, including least privilege, account structure and service-to-service authentication approaches such as OIDC. * Experience using AI tooling to support day-to-day engineering work, such as coding, code review, research or productivity improvements. * A track record of delivering outcomes in agile, delivery-focused teams, with the confidence to raise risks, clarify priorities and support shared progress. * Helpful experience with areas such as multi-account or multi-region AWS management, CDN, WAF, Git-based CI/CD pipelines or enterprise-scale AWS environments. 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 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!

Trainline

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 Infrastructure Engineering and Tooling team aka Atlas at Trainline👋 The Infrastructure Engineering and Tooling team, also known as Atlas, owns the ecosystem used to deploy, run and manage traffic across the Trainline platform. The team is currently building the next version of Trainline’s infrastructure platform, with a focus on reliability, quality, automation and secure, scalable delivery. You will join a collaborative team made up of software engineers, DevOps engineers and platform engineers across a range of experience levels. The team works across technologies including Terraform, AWS, Node.js, C# and Python, but we do not expect you to know everything from day one. In this role, you will work closely with a Senior Platform Engineer, Tech Lead, Delivery Manager and wider engineering stakeholders to deliver high-quality infrastructure improvements that make our platform easier and safer to operate. In this role as the Platform Engineer, you will... 🚄 * Deliver improvements to Trainline’s engineering platforms, contributing to infrastructure that helps teams deploy, run and manage services reliably. * Implement infrastructure changes using Terraform, following existing module patterns and working with others to ensure changes are clear, consistent and maintainable. * Apply least-privilege and secure-by-default principles across AWS accounts, helping us maintain a secure and reliable platform environment. * Contribute to automation scripts or tooling using Node.js or Python, supporting repeatable delivery and reducing manual effort for engineering teams. * Collaborate closely with Senior Platform Engineers, Tech Leads and Delivery Managers to understand priorities, clarify requirements and deliver agreed milestones. * Test, validate and deploy changes through CI/CD pipelines, taking care to ensure work is well checked before it reaches production. * Provide clear delivery updates, raise blockers early and ask for support when needed so the team can stay aligned and move forward effectively. * Build your knowledge of Trainline’s platform and engineering practices, using feedback and collaboration to continuously improve the quality of your work. We'd love to hear from you if you have... 🔎 * Good experience working with AWS services such as ECS, Lambda, IAM or CloudFront, with an understanding of cloud operational and security best practice. * Experience delivering infrastructure changes using Terraform, with an interest in writing clear, reusable and reliable infrastructure code. * The ability to deliver defined tasks with minimal supervision, while knowing when to ask questions, share progress or raise risks. * Experience using Node.js or Python for automation, scripting or integration tasks, or transferable experience with similar programming languages. * A thoughtful approach to secure engineering, including least-privilege access and secure-by-default infrastructure practices. * Experience using AI tooling to support day-to-day work, such as coding, research, code review or improving productivity. * A collaborative working style, with the ability to contribute effectively in agile, delivery-focused teams. * Helpful experience with Git-based CI/CD pipelines, multi-account AWS environments, CDN, WAF or service-to-service authentication approaches such as OIDC. 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 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!