R
Runna
Senior Full-Stack Software Engineer
Skills
KotlinSwiftReactRubyTypescriptReact NativeScalaAWSGitHubJavascriptTerraform
2 months ago
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Important information
Salary:
£85,000 – £95,000 / year
Location:
London, UK
Work mode:
Onsite
Published on:
15 September 2026
What they need
Who you are
- Proficiency working with TypeScript/JavaScript AND/OR Scala/Ruby
- Experience with the technologies in our stack:
- React Native (worked on large scale applications)
- Native mobile development (Swift, Kotlin)
- Cloud platforms, particularly AWS
- Able to work in a highly skilled engineering team in a fast-paced, iterative environment
- 4+ years experience in your main expertise area (Frontend, Backend etc)
- Comfortable picking up new things and working on technologies outside your comfort zone
- Are skilled in delivering features end-to-end, from architecture design and building through to releasing, testing and supporting
- Enthusiasm for our ways of working which include:
- Iterative development, continuous deployment and test automation
- Knowledge sharing, pair programming, collaborative design & development
- Shared code ownership & cross-functional teams
- Are experienced in deployment, releasing cycles or CI/CD
- Have experience with Serverless architectures
- Experience with Terraform or other IaC tooling (e.g. CDK, CloudFormation, etc.)
- Have experience in open source contributions, including reporting bugs/issues in GitHub, testing new releases, or contributing to code
What the job involves
- We are looking for talented, creative and positive team players to join our highly-skilled cross-functional engineering team
- You’ll sit in our recently formed Strength Team, where you will collaborate with our modelling engineers, as well as Team Strava, to build the next generation of strength training and redefine how athletes train
- You will work closely with our CTO, and engineering leadership team to help shape the future of Runna, who will support you all along this exciting journey
- We have a jam packed roadmap, with countless opportunities to champion new technologies, work on meaningful problems that impact millions of athletes, and improve existing architecture to elevate the whole of our engineering team
- Architecting, building, testing and delivering new features across the full stack
- Working with the Product team to identify the most suitable solution for the best customer experience
- Collaborating with modelling/AI engineers to design architecture used to interface between the Runna training engine and Runna app
- Always be on hand to help other team members when they need help on technical matters
- Coach and support engineers in your team, providing guidance, mentorship, and code reviews without creating bottlenecks
- Help us operate more efficiently, by building and maintaining our developer tooling and CI/CD pipeline
- We rotate the responsibility of releases across each team member, so you will get the opportunity to lead the process and deploy changes to production
- Impacting the wider engineering team by championing new technologies and setting standards for engineering quality
Benefits
- Own a part of Runna: We want you to own a part of the company you're building. Everyone who joins Runna receives a generous stock options package
- Grow with us: As one of our early hires, you'll have a unique opportunity to shape and influence Runna's product and culture from the beginning
- Learn and develop: We work with all of the latest tools and technologies so you can learn at the cutting edge of product development
- Team socials: We're a friendly bunch and like to make work-like fun, whether that's lunches and dinners or our bi-weekly team run
- Paid vacation: We want people to take time off to rest and rejuvenate. Runna offers 25 vacation days + bank holidays
- Tools: You'll receive all new equipment including a laptop, running watch of your choice, and anything else you need to do your best work
- Get paid to Run(na): We have a dedicated hour block each week where you'll get paid to run! Whether you want to build up to your first 5k or do that tough intervals sessions it's up to you!
- Enhanced family care: 3 months fully paid when you welcome a new Runna into the family, as well as fertility support & a host of other benefits
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