Senior Modelling Engineer I

Building, testing and delivering new and improved training features (such as adjusting plans for illness, injury, weather, incorporating new goal types such as training for consitency)

Experimenting to improve our training system with new algorithms, design patterns, optimisations and modelling approaches

Coach and support engineers, providing guidance, mentorship, and code reviews without creating bottlenecks

Collaborating with coaches to best deliver their expertise to users

Using a data-led approach to influence algorithms where possible

Designing and implementing test approaches to ensure consistency and accuracy of training

We’d generally expect ~3+ years of experience in a software engineering, modelling focussed position for this role, however expect this to vary candidate to candidate!

Proficiency in Python (object orientated) programming, with experience writing production quality code - a bonus for large python projects and leveraging scalable design patterns effectively

Ability to design and implement complex algorithms and modelling components (e.g. exercise scheduling), and comfortable with quantitative methods and approaches to solving problems - gained through various experiences or studies (e.g., Computer Science, Mathematics, Physics, Engineering degree or equivalent practical experience)

Demonstrate best practice in your own work, as well as collaborating with other engineers to elevate the quality and velocity of the team

Testing modelling focused software to ensure quality and maintainability

A pragmatic mindset, with excellent communication and collaboration skills

Analytical and detail-oriented, with a commitment to producing high-quality work

Enthusiasm for our ways of working which include

Working in a fast-paced, iterative environment whilst maintaining engineering quality

Iterative development, continuous deployment and test automation

Knowledge sharing, pair programming, collaborative design & development

Shared code ownership & cross-functional teams

Experience with deployment, release cycles or CI/CD

Experience delivering features end-to-end: from design, to implementation through to releasing, testing and supporting

Experience in a product focussed organisation, building consumer facing applications

We’re offering a salary of £70,000 - £78,000 per year, depending on experience, plus participation in Strava's long-term incentive (stock) programs.

Overview of our benefits are below: We’re also committed to continually evolving our benefits to support you as we grow. Here is a brief overview what we currently offer in the UK 🇬🇧

🏢 Flexible working – we typically spend 3 days a week together in our Vauxhall office

🏝️ 25 days holiday, plus bank holidays

📱Free Runna & Strava subscriptions for you and 3 of your friends (get ready to be your friends fave person or save them for holiday presents!)

🧘 Headspace membership

💸 Money every year to spend on gear, events and the gym!

🏥 Private health insurance with Bupa and workplace pension scheme

💖 Modern Health is a mental wellness platform and app that combines technology with professional support to improve mental well-being and reduce stress

🥕 Carrot fertility support - this benefits provider can provide inclusive fertility, hormonal health, and family-forming benefits to our global employee population and takes the burden off what we know can be a stressful process.

Please see more info on our benefits here: Benefits at Runna

Our aim is to keep the interview process as straightforward and enjoyable as possible. We'll share the specific stages with you at the start of the process, but you can expect a mix of introductory conversations, role-specific discussions, and the opportunity to meet the team.

Please let us know if there's anything we can do to better accommodate you throughout the interview process. This can range from scheduling interviews around childcare commitments to accessibility requirements. We want you to show your best self in the process, so please speak to your Talent Partner!