> Markdown version of [/jobs/ext/2488617-senior-software-engineer](https://www.wearedevelopers.com/jobs/ext/2488617-senior-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer - **Company:** Catapult Sports - **Location:** London, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), JavaScript (Programming Language), Application Release Automation, Automation of Tests, Unit Testing, Client Server Models, Software Quality, Code Review, Continuous Delivery, Continuous Integration, Distributed Systems, PostgreSQL, Performance Tuning, Software Engineering, Strategies of Testing, TypeScript, Web Analytics, ReactJS, Spring-boot, Backend, Kotlin, AngularJS, Production Code, Data Management, Front End Software Development, Api Design - **Published:** August 27, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=c012e425e78b2590 ## About the Role * 7+ years of professional software engineering experience, designing, building, and operating production grade applications and services * Strong experience with Java / Spring Boot and a modern JavaScript / TypeScript framework such as Angular or React * Experience with Kotlin is a plus, but not required * Strong experience with PostgreSQL, including data modelling, query design, and performance optimization * Strong understanding of API design, distributed systems, and client server architectures * Experience with automated testing, continuous integration, continuous deployment, and release automation * Ability to take ownership of features and technical solutions from architecture and implementation through to production and ongoing operation * Knowledge of Capacitor, Electron, RxDB, or offline capable application development is a plus ## Description We are looking for a talented and inquisitive Senior Software Engineer whose drive for learning and determination for continuous improvement aligns with our ambitious, fast-growing and transforming company. Based in London, you will be a key player in designing, building, and evolving our web-based football analytics platform. Working across backend services and frontend UX/UI, you will contribute to a broad range of product capabilities that help professional football teams analyse and work with complex performance data in an intuitive and effective way. As a Senior Software Engineer, you will take ownership of features from design through implementation and deployment, contribute to technical decisions, and continuously improve the quality of our code, architecture, and development practices. You will work closely with Product and other engineering teams to turn product requirements into reliable, high-quality software that delivers real value to our customers., * Contribute substantially to the design, implementation and maintenance of efficient, reusable and reliable code to solve a variety of customers' needs while considering existing technology, architecture and processes * Help drive code quality, organisation and best practices throughout the entire development process and in coordination with team objectives * Actively participate in team engineering processes, design meetings and code reviews with the view of continuously lifting quality and improving * Contribute to our test strategy by helping define test cases, authoring unit tests and driving automation wherever appropriate Bring a growth mindset to every task * - sharing ideas and opinions with an attitude and appetite for improvement; the ability to challenge, pursue outcomes and take ownership of tasks in a collaborative environment, * In 6 months: You'll be confidently delivering features across our web analytics platform, contributing across backend services and frontend UX/UI implementation, and shipping high-quality production changes that create real value for our customers. * In 12 months: You'll be owning significant features and parts of the platform end to end, leading their technical design and implementation across backend and frontend, and helping shape how our architecture and engineering practices evolve as the product grows. ## Related Videos - [Building the Right Product and Building It Right: A Glimpse into Extreme Programming, Atomic Design ](https://www.wearedevelopers.com/videos/398-building-the-right-product-and-building-it-right-a-glimpse-into-extreme-programming-atomic-design) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse) - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean) ## Related Articles - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [The Best Software Developer Blogs to Read](https://www.wearedevelopers.com/magazine/156-the-best-software-developer-blogs-to-read)