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Senior Backend Engineer

Raylo

Raylo

Software Engineering
London, UK
Posted on Jan 10, 2026

Why We Exist

At Raylo, we’re on a mission to accelerate the move to a circular economy. The only way customers and manufacturers will make that shift is if it’s simple and cost-effective - this is where we come in. We’re building a category-defining global subscription infrastructure, making premium tech accessible and affordable for both consumers and businesses. With over 180,000 subscribers in the UK and growth accelerating - we’ve proven the demand for a smarter, more sustainable way to access technology.

Raylo is a fast-growing and profitable company, backed by global investors including Macquarie, NatWest, and Channel 4 Ventures.

We are proud to have been selected for Endeavor’s network in 2024, underscoring our role as a high-impact, mission-driven business with global ambitions. And in 2025 we were recognised as part of Tech Nation’s UK’s Future Fifty programme.

We have been B-Corp certified since 2021 and were recently acknowledged by S&P Global for the positive impact of our circular business model via a Green Financing with NatWest.

At Raylo, performance matters. We set ambitious goals, move fast, and hold ourselves to a high standard, because our mission is too important to settle for less.

Our Core Values

💡 Be deeply curious – We thrive on innovation through diverse approaches, views, and people.

👟 Walk in your customer’s shoes – To build the best products and make the best decisions for the long term, we must figure out what our customers need, not just what they want.

🎯 Focus and execute – We have a big vision, but we believe in nailing the most important problems first.

💥 Be gritty – Only gritty teams succeed. Our individual ownership, passion, and perseverance mean we’re a team through thick and thin.

What to Expect

We’re hiring a Senior Backend Engineer to help us build and scale our backend systems as we continue to grow our customer base and expand the features of our product. You’ll be joining a collaborative and talented team, working cross-functionally with engineers, product managers, and commercial teams to create real impact across the business.

You’ll play a key role in designing and delivering high-quality backend features that support both customer-facing journeys and internal business systems, such as supply chain and operations. Your work will directly contribute to our ability to serve more customers, more efficiently – and will help drive growth across our core platform.

You’ll be joining a team that values autonomy, fast iteration, and tackling meaningful challenges. You’ll have the freedom to experiment, propose new ideas, and take ownership of projects from concept to deployment. This is a chance to do some of the best work of your career in a supportive, no-ego environment

What You’ll Do

  • Lead the development of backend features that support our customers and internal teams
  • Design scalable solutions that take the end user into account – not just the backend
  • Collaborate closely with other backend, frontend, and mobile engineers, as well as cross-functional stakeholders
  • Drive projects through ambiguity and bring clarity where needed, taking initiative to move things forward
  • Contribute to the team’s technical direction, including design discussions, code reviews, and mentoring
  • Participate in our engineering rota, helping to investigate and resolve production issues
  • Deploy your own code frequently – we empower engineers to take ownership and ship often, rather than having a separate devops team
  • Support a culture of learning, pairing, and curiosity to continuously raise the technical bar and succeed together

You’ll Succeed With

  • 5+ years of hands-on experience with Ruby on Rails in a production environment
  • A strong track record of building and shipping backend systems at pace, ideally in a high-growth startup or scale-up
  • Experience leading projects with multiple stakeholders and engineers involved
  • Experience or interest in GraphQL is a plus
  • A collaborative, product-focused mindset – you care about solving real customer problems, not just technical ones
  • Strong communication and the ability to bring clarity to complex or ambiguous problems
  • Proactive curiosity – you ask questions, challenge assumptions, and continuously improve your craft
  • A bias for action – you value delivering results over perfection

We’re not looking for you to meet every point on this job description. Please still get in touch if you think you could add value and do your best work here at Raylo. We'd love to have a chat and see if you could be a great fit.

Opportunities & Benefits

We are continuously improving and listening to our quarterly employee surveys to provide the best opportunities and benefits for our employees.

  • Share in Raylo’s success – Stock options for all employees
  • Get the latest tech – Exclusive Raylo device lease for employees
  • Hybrid working model– that balances flexibility with in-person collaboration, empowering you to do your best work while staying connected with the team.
  • 33 days off, your way – 25 days + 8 bank holidays with full flexibility to use on the days that mean the most to you
  • Invest in your growth – L&D budget to support the skills you value
  • Fast-track your career – Two performance reviews a year
  • Family-first policies – Enhanced maternity, paternity, adoption or shared parental leave, if you’ve been with us for 12 months.
  • Save big on childcare – Workplace nursery scheme for major cost savings
  • Perks on perks – Perkbox membership with discounts & wellbeing benefits
  • Good times, guaranteed – Optional quarterly socials, plus summer & Christmas parties

Hiring Process

What’s next? Once you submit your application, our Talent Team will contact you if you have been shortlisted for the role.

We set an exceptionally high bar at Raylo, and in return, we will aim to give you the best candidate experience possible.

If there's anything we can do to make your application process easier for you, because of disability, neurodiversity or any other personal reason, please let us know.

Stage 1: Talent Screening

Stage 2: Hiring Manager Interview

Stage 3: Task Stage: Pull Request Review + Pair-Programming Session

Stage 4: Systems/Product Design session

Stage 5: Values-based Interview & Co-founder Final

*As an FCA-regulated business, we conduct background checks (DBS and AML) on all successful candidates who are offered a position at Raylo during the onboarding process.

Diversity & Inclusion at Raylo

At Raylo, we celebrate diversity and are committed to creating an inclusive workplace where everyone can thrive. We welcome people of all backgrounds, experiences, and perspectives, believing they make us stronger.