Runna

Company Name: Runna
Job Title: Data Scientist (Marketing)
Job Description: We help everyday runners become outstanding by providing world-class training, coaching and community for everyone, whether you're improving your 5k time or training for your first marathon. To date we have built iOS, Android and Apple watch apps that help people achieve their goals by coaching them through the full journey and syncing to their favourite fitness devices.

We’re growing extremely fast and in November 2023 closed a new $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 2024 iPhone App of the Year, reflecting the innovation and impact of what we’ve built. We want to grow as fast as we can into the future and are looking for individuals who will help us get there. For more about our background and growth check out our Careers Page!

We’re now looking ahead to the future and the people who want to help us build and scale Runna. Our aim is to reach millions of subscribers in the next 5 years and be the go-to training platform for any runner. Now is a magical time to join, we're still small, and everyone makes a foundational difference.

Who we’re looking for

We are looking for a talented, hands-on, and experienced problem solver to join our highly skilled cross-functional engineering team as our first Data Scientist focusing on Marketing Analytics. In this role, you will work closely with our growth, product, and engineering teams to analyze user behaviour, optimise marketing strategies, and drive data-informed decisions that enhance user acquisition and retention. You will collaborate directly with our Head of Growth and CTO to help shape the future of Runna, receiving support throughout this exciting journey.

As a Data Scientist (Marketing), Your Role Will Include

Data Modelling: Help develop and optimise predictive models to forecast user engagement and lifetime value. These models will guide our decision making, helping us acquire the right users and maximise ROI.
Marketing Measurement: You will have full ownership of our marketing measurement strategy from attribution modeling to incrementality testing – ensuring we have a crystal-clear view of what drives performance across our marketing mix
Data Analytics: Analyse large datasets to extract actionable insights on user behaviour, marketing campaign performance, and customer segmentation.
Marketing Optimisation: Collaborate with the performance marketing team to design and evaluate A/B tests, Lift Studies and Incrementality testing that will optimise customer acquisition channels, and improve conversion rates. Provide data-driven recommendations to enhance marketing ROI.
Continuous Improvement: Stay abreast of industry trends, emerging technologies, and best practices in data science and marketing analytics. Propose and implement improvements to existing data processes and methodologies, working with engineering to drive automation.

Requirements

What experience we’re looking for

If you don’t quite meet all of the below skills, we’d still love to hear from you as we might be able to tweak the role slightly or offer you a position better suited for you. You can apply directly below or contact us if you’re still unsure.

Your Key Experience

3+ years of experience in data science, with a focus on marketing analytics or a similar role.
Strong statistical analysis and modeling skills. Experience with A/B testing, cohort analysis, and predictive modeling techniques.
You’ve had experience or lead the development of a pLTV model

Your Key Skills

Proficiency with Python programming
Proficiency with SQL and experience with relational databases (e.g. Amazon Redshift, Snowflake) and bonus points if you have experience with NoSQL databases (e.g. DynamoDB), and graph databases (e.g. Amazon Neptune)
Familiarity with analytics tools across the modern data and MarTech stack (e.g. SQL, python, Jupyter Notebooks, BI tools, Google Tag Manager, Mixpanel, Looker)
Understanding of digital marketing channels, metrics, and strategies. Experience analysing data from various marketing platforms (e.g., Meta, Google Ads, Google Analytics).
Ability to translate complex data insights into clear, actionable recommendations for non-technical stakeholders.
Analytical and detail-oriented, with a commitment to producing high-quality work
Able to work within a highly-skilled engineering team in a fast-paced, iterative environment

Bonus Points If You

Are able to quickly pick up new skills when necessary or are happy to step outside your comfort zone to try something new – such as implementing tracking pixels, building data pipelines, or stitching data together across disparate data sources.
Have experience working with a B2C subscription business model
Have a strong interest in the health/fitness technologies

Our tech stack

Below you can find a small reflection of our current tech stack:

Frontend

React Native (iOS and Android)
Typescript
GraphQL (Apollo Client)
Fastlane
SwiftUI (Apple Watch)
Maestro E2E tests

Backend

Serverless (AWS)
Lambdas (NodeJS & Python)
AWS AppSync
DynamoDB, S3, SQS, SNS, EventBridge, SageMaker
Postman API tests

All The Other Good Stuff

Sentry
GitHub Actions
Intercom, Mixpanel
RevenueCat
App Store Connect / Play Store
Google Tag Manager

Benefits

Benefits and options

Based on years of direct, relevant experience. Level IV £80-95k**

We'll be growing our package of benefits over time. We currently offer:

Flexible working (we typically work 2-3 days in our office in Vauxhall)
Salary reviews every 6 months or whenever we raise more investment
25 days of holiday plus bank holidays
A workplace pension scheme
A brand new Macbook, a running watch of your choice, and anything else you need to do your best work
Private health insurance
Enhanced family care policy (3 months fully paid leave when a new Runna joins the family, fertility support & other benefits)
An hour slot each week (during work time) to do a Runna workout

How to apply

To apply, please apply HERE and we’ll take it from there!

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

Still have questions? Check out our Careers Page and FAQ.

London, United Kingdom

On site

24-03-2025

Company Name: Runna
Job Title: Software Engineer, Full Stack (Senior)
Job Description: We're putting together a talented team to build the #1 training platform for Runners

We help everyday runners become outstanding by providing world-class training, coaching and community for everyone, whether you're improving your 5k time or training for your first marathon. To date we have built iOS, Android and Apple watch apps that help people achieve their goals by coaching them through the full journey and syncing to their favourite fitness devices.

We're growing extremely fast and in November 2023 closed a new £5M funding round led by JamJar with participation from Eka Ventures, Venrex and Creator Ventures. And in 2024, we were selected by Apple as one of three global finalists for the 2024 iPhone App of the Year reflecting the innovation and impact of what we've built.

We want to grow as fast as we can into the future and are looking for individuals who will help us get there. For more about our background and growth check out our Careers Page!

We're now looking ahead to the future and the people who want to help us build and scale Runna. Our aim is to reach millions of subscribers in the next 5 years and be the go-to training platform for any runner. Now is a magical time to join, we're still small, and everyone makes a foundational difference.

Who We're Looking For

We are looking for talented, creative and positive team players to join our highly-skilled Cross-Functional Engineering Team to help deliver new features for our iOS, Android and Apple watch applications and third-party integrations (Garmin, Strava, Coros, Fitbit Suuntu etc). You will work closely with our founders and CTO to help shape the future of Runna, who will support you all along this exciting journey.

As a Software Engineer, your role will include:

Architect, build, test and deliver new features across the full stack
Work with the Product team to identify the most suitable solution for the best customer experience
Always be on hand to help other team members when they need help on technical matters
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

Requirements

What experience we're looking for

If you don't quite meet all of the below skills, we'd still love to hear from you as we might be able to tweak the role slightly or offer you a position better suited for you. You can apply directly below or contact us if you're still unsure.

Your key skills:

Strong TypeScript/JavaScript experience
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:

Are experienced in delivering features full-stack
Are experienced in Python or SwiftUI
Are experienced in deployment, releasing cycles or CI/CD
Have experience with React Native (worked on large scale applications)
Have experience with Serverless architectures
Have experience with AWS
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
Have a strong interest in the health/fitness technologies

Our tech stack

Check out our tech radar here which we are constantly iterating, and below you can find a small reflection of our current tech stack:

Frontend:

React Native (iOS and Android)
Typescript
GraphQL (Apollo Client)
Fastlane
SwiftUI (Apple Watch)
Maestro E2E tests

Backend:

Serverless (AWS)
Lambdas (NodeJS & Python)
AWS AppSync
DynamoDB, S3, SQS, SNS, EventBridge, SageMaker
Postman API tests

All the other good stuff:

Sentry
GitHub Actions
Intercom, Mixpanel
RevenueCat
App Store Connect / Play Store
Figma

Software Engineer Interview Process

Our aim is to keep the interview process as straightforward and enjoyable as possible, and will consist of the following stages:

Kick off! (apply below) - please let us know if there are any reasonable adjustments we can make for you!

Getting to Know You + Live Coding (45-minute video call, first 25 mins will be an introductory chat followed by two live coding exercises from https://leetcode.com/)
Take home technical task (max 1-2 hours to complete, or if you have something interesting you recently built and would like to showcase then that's perfectly OK)
1.5-hour technical interview (the first half of the call will be used to discuss the take-home technical task from the previous stage and the second half will consist some general architecture/tech questions)
Meet the team (in-person chat with founder(s) and rest of the team)

Once the process is finished, we promise to let you know our decision as soon as possible.

Benefits

We offer a salary of £80,000 - £95,000 (depending on experience), plus equity in the form of Runna stock options.

Based on years of direct, relevant experience. Software Engineer I £42.5k, Software Engineer II £47.5-60k, Software Engineer III £60-80k, Software Engineer IV £80k-95k, Software Engineer V £95k+

We'll be growing our package of benefits over time. We currently offer:

Flexible working (we typically work 2-3 days in our office in Vauxhall)
Salary reviews every 6 months or whenever we raise more investment
25 days of holiday plus bank holidays
A workplace pension scheme where if you pay 5% we pay 3%
A brand new Macbook, a running watch of your choice, and anything else you need to do your best work
Private health insurance
Enhanced family care policy (3 months fully paid leave when a new Runna joins the family, fertility support & other benefits)
An hour slot each week (during work time) to do a Runna workout

At Runna we have a limited number of employment visas that we are able to sponsor and are limited by govt. guidelines so cannot guarantee a visa sponsorship to all applicants. Please do apply though as we will consider all applicants.

London, United Kingdom

Hybrid

01-04-2025

Company Name: Runna
Job Title: Data Engineer (Mid)
Job Description: We're putting together a talented team to build the #1 training platform for Runners

We help everyday runners become outstanding by providing world-class training, coaching and community for everyone, whether you're improving your 5k time or training for your first marathon. To date we have built iOS, Android and Apple watch apps that help people achieve their goals by coaching them through the full journey and syncing to their favourite fitness devices.

We're growing extremely fast and in November 2023 closed a new £5M funding round led by JamJar with participation from Eka Ventures, Venrex and Creator Ventures. And in 2024, we were selected by Apple as one of three global finalists for the 2024 iPhone App of the Year reflecting the innovation and impact of what we've built.

We want to grow as fast as we can into the future and are looking for individuals who will help us get there. For more about our background and growth check out our Careers Page!

We're now looking ahead to the future and the people who want to help us build and scale Runna. Our aim is to reach millions of subscribers in the next 5 years and be the go-to training platform for any runner. Now is a magical time to join, we're still small, and everyone makes a foundational difference.

Who We're Looking For

We are looking for a talented, creative, and positive team player to join our highly skilled cross-functional engineering team and drive the scaling of data consumption at Runna. You will work closely with the engineering, product, and growth teams to help them become truly data-driven. Your role will involve building the foundations for ingesting, processing, storing, and querying all the data we receive daily, helping us understand the factors driving our product's success. You will also collaborate closely with our data platform team, founders, and CTO to help shape Runna's future, with their support throughout this exciting journey.

Joining the data platform team, you'll help build the #1 running app in the world, pioneering the way that people train and use fitness apps

As a Data Engineer, your role will include:

Work with our Data Platform team to architect, build, test and deliver a state-of-the-art data platform to support the data needs of our rapidly growing company
Design, implement and maintain high-quality datasets and data pipelines in Python and SQL using Snowflake and AWS
Implement data transformation logic to cleanse, validate, and enrich raw data for analysis and consumption by downstream applications
Further our integration with Mixpanel to enable advanced analytics and data tracking, providing insights into user behaviour and product performance
Adopt a data platform mindset by designing and developing data pipelines that prioritise security, scalability, uptime, and reliability
Collaborate with cross-functional teams, including product, growth, engineering, and business stakeholders, to ensure the data platform aligns with company goals and drives value
Continuously evaluate and adopt new technologies and tools to enhance the data platform's capabilities and performance
Communicating the advantages and limitations of technology solutions to partners, stakeholders, and team members

Requirements

What experience we're looking for

If you don't quite meet all of the below skills, we'd still love to hear from you as we might be able to tweak the role slightly or offer you a position better suited for you. You can apply directly below or contact us if you're still unsure.

Your key experience:

2+ years in a data analyst or analytics engineering role
1+ years working with AWS
Experience 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)

Your key skills:

You have industry experience working on production ETLs (big data and data warehousing) and data modelling as a developer or an analyst
Proficiency with Python programming
Familiarity with Snowflake or data warehousing technologies & techniques
Proficiency with SQL and experience with relational databases (e.g. Amazon Redshift), NoSQL databases (e.g. DynamoDB), and graph databases (e.g. Amazon Neptune)
Experience with infrastructure as code tools (e.g. CloudFormation, Terraform) and CI/CD pipelines
Experience with observability and monitoring tools (e.g. Cloudwatch, Datadog)
Analytical and detail-oriented, with a commitment to producing high-quality work
A pragmatic mindset, with excellent communication and collaboration skills
Able to work within a highly-skilled engineering team in a fast-paced, iterative environment
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 experience with Serverless architectures
Experienced with job orchestration frameworks (e.g. Airflow, MWAA on AWS)
MLOps knowledge and grasp of basic concepts
Have a strong interest in the health/fitness technologies

Our tech stack

Check out our Tech Radar here which we are constantly iterating, and gives a good reflection on what technologies we use, but also what we are looking into in the future.

Benefits

Data Platform Engineer Interview Process

Our aim is to keep the interview process as straightforward and enjoyable as possible, and will consist of the following stages:

Kick off! (apply below)
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
Introductory chat (25-minute video call)
Take home technical task (max 1-2 hours to complete)
1.5-hour technical interview (the first half of the call will be used to discuss the take-home technical task from the previous stage and the second half will be some general architecture/tech questions)
Meet the team and in-person chat (in-person chat with founder(s), rest of the team and technical discussion)

Once the process is finished, we promise to let you know our decision as soon as possible.

We offer a salary of £60,000 - £100,000 (depending on experience), plus equity in the form of Runna stock options.

Based on years of direct, relevant experience. Software Engineer I £42.5k, Software Engineer II £47.5-60k, Software Engineer III £60-80k, Software Engineer IV £80k-95k, Software Engineer V £95k+

We'll be growing our package of benefits over time. We currently offer:

Flexible working (we typically work 2-3 days in our office in Vauxhall)
Salary reviews every 6 months or whenever we raise more investment
25 days of holiday plus bank holidays
A workplace pension scheme where if you pay 5% we pay 3%
A brand new Macbook, a running wa...

London, United Kingdom

Hybrid

07-04-2025

Company Name: Runna
Job Title: Software Engineer, Full Stack (Mid)
Job Description: We're putting together a talented team to build the #1 training platform for Runners

We help everyday runners become outstanding by providing world-class training, coaching and community for everyone, whether you're improving your 5k time or training for your first marathon. To date we have built iOS, Android and Apple watch apps that help people achieve their goals by coaching them through the full journey and syncing to their favourite fitness devices.

We're growing extremely fast and in November 2023 closed a new £5M funding round led by JamJar with participation from Eka Ventures, Venrex and Creator Ventures. And in 2024, we were selected by Apple as one of three global finalists for the 2024 iPhone App of the Year reflecting the innovation and impact of what we've built.

We want to grow as fast as we can into the future and are looking for individuals who will help us get there. For more about our background and growth check out our Careers Page!

We're now looking ahead to the future and the people who want to help us build and scale Runna. Our aim is to reach millions of subscribers in the next 5 years and be the go-to training platform for any runner. Now is a magical time to join, we're still small, and everyone makes a foundational difference.

Who We're Looking For

We are looking for talented, creative and positive team players to join our highly-skilled Cross-Functional Engineering Team to help deliver new features for our iOS, Android and Apple watch applications and third-party integrations (Garmin, Strava, Coros, Fitbit Suuntu etc). You will work closely with our founders and CTO to help shape the future of Runna, who will support you all along this exciting journey.

As a Software Engineer, your role will include:

Architect, build, test and deliver new features across the full stack
Work with the Product team to identify the most suitable solution for the best customer experience
Always be on hand to help other team members when they need help on technical matters
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

Requirements

What experience we're looking for

If you don't quite meet all of the below skills, we'd still love to hear from you as we might be able to tweak the role slightly or offer you a position better suited for you. You can apply directly below or contact us if you're still unsure.

Your key skills:

Strong TypeScript/JavaScript experience
Able to work in a highly skilled engineering team in a fast-paced, iterative environment
2+ 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:

Are experienced in delivering features full-stack
Are experienced in Python or SwiftUI
Are experienced in deployment, releasing cycles or CI/CD
Have experience with React Native
Have experience with Serverless architectures
Have experience with AWS
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
Have a strong interest in the health/fitness technologies

Our tech stack

Check out our tech radar here which we are constantly iterating, and below you can find a small reflection of our current tech stack:

Frontend:

React Native (iOS and Android)
Typescript
GraphQL (Apollo Client)
Fastlane
SwiftUI (Apple Watch)
Maestro E2E tests

Backend:

Serverless (AWS)
Lambdas (NodeJS & Python)
AWS AppSync
DynamoDB, S3, SQS, SNS, EventBridge, SageMaker
Postman API tests

All the other good stuff:

Sentry
GitHub Actions
Intercom, Mixpanel
RevenueCat
App Store Connect / Play Store
Figma

Software Engineer Interview Process

Our aim is to keep the interview process as straightforward and enjoyable as possible, and will consist of the following stages:

Kick off! (apply below)
Getting to Know You + Live Coding (45-minute video call, first 25 mins will be an introductory chat followed by two live coding exercises from https://leetcode.com/)
Take home technical task (max 1-2 hours to complete, or if you have something interesting you recently built and would like to showcase then that's perfectly OK)
1.5-hour technical interview (the first half of the call will be used to discuss the take-home technical task from the previous stage and the second half will consist some general architecture/tech questions)
Meet the team (in-person chat with founder(s) and rest of the team)

Once the process is finished, we promise to let you know our decision as soon as possible.

Benefits

We offer a salary of £42,500 - £80,000 (depending on experience), plus equity in the form of Runna stock options.

Based on years of direct, relevant experience. Software Engineer I £42.5k, Software Engineer II £47.5-60k, Software Engineer III £60-80k

We'll be growing our package of benefits over time. We currently offer:

Flexible working (we typically work 2-3 days in our office in Vauxhall)
Salary reviews every 6 months or whenever we raise more investment
25 days of holiday plus bank holidays
A workplace pension scheme where if you pay 5% we pay 3%
A brand new Macbook, a running watch of your choice, and anything else you need to do your best work
Private health insurance
Enhanced family care policy (3 months fully paid leave when a new Runna joins the family, fertility support & other benefits)
An hour slot each week (during work time) to do a Runna workout

At Runna we have a limited number of employment visas that we are able to sponsor and are limited by govt. guidelines so cannot guarantee a visa sponsorship to all applicants. Please do apply though as we will consider all applicants.

London, United Kingdom

Hybrid

07-04-2025

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