---
title: 'Senior Software Engineer II at Runna'
canonical: 'https://feeny.ai/job/senior-software-engineer-ii-runna-runna-london-5bag1dezbqex'
type: 'job'
last_seen: '2026-09-06'
---

# Senior Software Engineer II at Runna

- **Company:** Runna
- **Location:** Runna London
- **Compensation:** £85k–£95k
- **Employment:** full-time
- **Work type:** hybrid
- **Posted:** 2026-08-19
- **Last confirmed live:** 2026-09-06
- **Apply:** https://jobs.ashbyhq.com/runna/ba2b6b5a-0834-4572-90ac-b202b121c737/application

**Skills:** TypeScript, JavaScript, React Native, Swift, Kotlin, AWS, Cloud platforms, Full-stack development, CI/CD, Serverless architectures, Terraform, CDK, CloudFormation, GitHub, Open source contribution

> Build and deliver new features for the Runna training platform, collaborating with cross-functional teams to design architecture and mentor engineers. The role involves full-stack development, CI/CD pipeline maintenance, and leading release processes in a fast-paced environment.

## Job description

We're putting together a talented team to build the #1 training platform for Runners

We help everyday runners become outstanding by building an incredible app providing world-class training, coaching and community for everyone, whether you're improving your 5k time or training for your first marathon.

We’re growing extremely fast! In November 2023 we closed a $6.5M funding round led by JamJar with participation from Eka Ventures, Venrex and Creator Ventures. In 2024, we were selected by Apple as one of three global finalists for the iPhone app of the year, reflecting the innovation and impact of what we’ve built & in 2025 we were acquired by Strava https://www.strava.com/about?hl=en-GB!

Our ambition is huge: to become the go-to global leading training platform for millions of runners everywhere. We’re growing with purpose and looking for people who want to build something meaningful with lasting impact. With the recent acquisition by Strava accelerating our journey, now is a really magical time to join. 🚀

## THE TEAM YOU’LL JOIN

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.

## WHAT YOU’LL BE DOING

- 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

WHAT YOU’LL BRING TO THE TEAM:

- 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

## BONUS POINTS IF YOU HAVE:

- 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

## COMPENSATION OVERVIEW & BENEFITS

We’re offering a salary of £85,000 - £95,000 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 🇬🇧

1. 🏢 Flexible working – we typically spend 3 days a week together in our Vauxhall office
2. 🏝️ 25 days holiday, plus bank holidays
3. 📱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!)
4. 🧘 Headspace membership https://www.headspace.com/?gad_source=1&gad_campaignid=917256451&gbraid=0AAAAADLlnJ13ARNhVsl4YugLQIySZ0scx&gclid=CjwKCAjwr5_CBhBlEiwAzfwYuKoHVVF5c9aFVO5mwW4rSr5oRsg1NGAq69m-JAJ88TR56x_k1dBSHRoC3A8QAvD_BwE
5. 💸 Money every year to spend on gear, events and the gym!
6. 🏥 Private health insurance with Bupa and workplace pension scheme
7. 💖Modern Health https://www.modernhealth.com/ is a mental wellness platform and app that combines technology with professional support to improve mental well-being and reduce stress
8. 🥕Carrot fertility support https://www.get-carrot.com/ - 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 let us know if there’s anything we can do to better accommodate you throughout the interview process - this can be 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!

## About Runna

## Company Overview
- **One-liner**: Runna is an AI-powered, personalized running coaching app that provides tailored training plans for runners of all levels, from first 5k to ultramarathon.
- **Entity Type**: Private (acquired by Strava in April 2025; previously venture-backed with ~$10.7M in funding)
- **Headquarters**: London, United Kingdom (with a secondary office in Boston, Massachusetts)
- **Founded**: 2021 (LinkedIn lists 2020)
- **Founders**: Dom Maskell (CEO) and Ben Parker (Head Coach)

## Core Business
- **Primary industry**: Health, Wellness & Fitness (running coaching & training technology)
- **Target customers**: B2C – everyday runners (beginners to advanced), in over 180 countries
- **Mission statement**: "Make running training effective, enjoyable and easy for everyone." [runna.com](https://www.runna.com/)

## Products & Services
- **Runna App** (iOS & Android): A subscription-based mobile app that offers personalized training plans built by the “Runna Engine” – an AI that combines coach-led programming with user data. Includes strength training, mobility routines, injury-prevention support, 24/7 live chat coaching, and device syncing (Garmin, Apple Watch, etc.). Priced at $19.99/month or $119.99/year with a free week trial. [runna.com](https://www.runna.com/)

## Market Standing
- **Valuation/Market Cap**: Not publicly disclosed (acquired by Strava in April 2025 for an undisclosed amount)
- **Key Metric**: Total funding of $10,678,992 across seed rounds. Annual revenue not disclosed. [linkedin.com](https://www.linkedin.com/company/runna)
- **Notable Investors/Partners**: Eka Ventures, JamJar Investments, Venrex, Creator Ventures. Partners include Parkrun, Cancer Research UK, Garmin, Great Run, HYROX, JustGiving. [remotecorgi.co.uk](https://www.remotecorgi.co.uk/companies/runna)
- **Growth Signals**:
  - Acquired by Strava in April 2025; both apps remain separate with Strava investing in team and product growth. [runna.com](https://www.runna.com/strava-acquires-runna)
  - 58.3% headcount growth YoY (to 179 employees as of mid-2026). [linkedin.com](https://www.linkedin.com/company/runna)
  - Finalist for Apple’s iPhone App of the Year in 2024.
  - 64,663 LinkedIn followers; 76,000+ App Store ratings with a 4.9 average. [runna.com](https://www.runna.com/)
  - Active in 9 countries with a growing Boston office.

## Competitive Advantages
- **Personalized AI coaching**: The “Runna Engine” adapts plans in real-time based on user performance, goals, and feedback – replacing generic PDF plans or expensive human coaches.
- **Holistic support**: Combines running plans with strength, mobility, injury prevention, and nutrition guidance in one app.
- **High user satisfaction**: 4.9 / 5 on the App Store from 76,000+ ratings, and 4.9 / 5 on Glassdoor (31 reviews, 100% recommend). [remotecorgi.co.uk](https://www.remotecorgi.co.uk/companies/runna)
- **Strava backing**: Post-acquisition, Runna gains access to Strava’s 150+ million user community, resources, and API ecosystem.

## Strategic Focus
- **Product acceleration**: Strava’s investment is aimed at growing the Runna engineering team and speeding up product development. [runna.com](https://www.runna.com/strava-acquires-runna)
- **Global expansion**: Continuing to serve runners in 180+ countries, with a growing engineering presence in Boston.
- **Integration depth**: Strengthening the connection between Runna and Strava while keeping the apps independent, enhancing data sync and social features.
- **Talent acquisition**: 17 active job postings (as of mid-2026), with a 41.7% increase in job postings year-over-year. [linkedin.com](https://www.linkedin.com/company/runna)

## Why Work Here
- **Culture**: Glassdoor score of 4.9 – employees consistently describe the culture as “kind, inclusive, and genuinely supportive,” with flat structure and high ownership. 100% of reviewers recommend Runna. [remotecorgi.co.uk](https://www.remotecorgi.co.uk/companies/runna)
- **Work model**: Flexi-hybrid – typically 3 days per week in the Vauxhall (London) office or Boston (Harvard Square) office. Casual dress (gym/running outfits are the norm). [remotecorgi.co.uk](https://www.remotecorgi.co.uk/companies/runna) Also confirmed in job postings: [jobs.ashbyhq.com/runna](https://jobs.ashbyhq.com/runna/9aa42107-6ea4-46be-9bbe-94c930f4b1e0)
- **Benefits** (partial list):
  - Private health insurance (Bupa)
  - Up to 20 weeks fully paid parental leave (16 weeks for secondary caregivers)
  - Strava equity for all employees
  - Smartwatch upon passing probation
  - Paid hour each week to run/exercise during work hours
  - 25 days holiday + bank holidays
  - Workout Wednesdays (exercise + free team lunch)
  - Bi-weekly team runs and regular social events
  - Cash allowance for sports gear and event entries
  - Salary reviews every 6 months
  - Workplace pension scheme
  - Access to Headspace and Modern Health mental wellness platform. [remotecorgi.co.uk](https://www.remotecorgi.co.uk/companies/runna)
- **Engineering culture**: Strong tech stack (Docker, Kubernetes, React, Python, Snowflake, dbt, Terraform, etc.), emphasis on ownership and impact. Active hiring for Senior Software Engineers and a Director of Growth Product.

## Sources
1. [linkedin.com](https://www.linkedin.com/company/runna)
2. [runna.com](https://www.runna.com/)
3. [remotecorgi.co.uk](https://www.remotecorgi.co.uk/companies/runna)
4. [runna.com (Strava acquisition)](https://www.runna.com/strava-acquires-runna)
5. [jobs.ashbyhq.com/runna](https://jobs.ashbyhq.com/runna/9aa42107-6ea4-46be-9bbe-94c930f4b1e0)

## Other roles at Runna

- [Senior Manager, Product Design](https://feeny.ai/job/senior-manager-product-design-runna-runna-london-ddn2j72fvg48) — Runna London
- [Engineering Manager](https://feeny.ai/job/engineering-manager-runna-runna-london-2kc8hd6wdxkv) — Runna London
- [Retention CRM Manager (12 Month Parental Leave Cover)](https://feeny.ai/job/retention-crm-manager-12-month-parental-leave-cover-runna-runna-london-7mc5dxnyhj8e) — Runna London
- [Manager, Growth](https://feeny.ai/job/manager-growth-runna-runna-london-2z61zgqxn77s) — Runna London
- [Senior Backend Engineer II](https://feeny.ai/job/senior-backend-engineer-ii-runna-runna-london-ftwh01ewe8p1) — Runna London
- [Business Strategy Manager](https://feeny.ai/job/business-strategy-manager-runna-runna-london-09zax5mxsgvj) — Runna London
- [Senior Director of Product](https://feeny.ai/job/senior-director-of-product-runna-runna-london-ag4k5e26948d) — Runna London
- [Director, Marketing (Growth)](https://feeny.ai/job/director-marketing-growth-runna-runna-london-exnzh6cf8pw6) — Runna London
- [Director of Growth Product](https://feeny.ai/job/director-of-growth-product-runna-runna-london-rfj0sya0e0s5) — Runna London
- [Senior Software Engineer I](https://feeny.ai/job/senior-software-engineer-i-runna-runna-london-eyz9q1ed9hcf) — Runna London