Software Engineer II - Athlete Performance

Hudl is hiring an Engineer II to join one of its cross-functional product teams in the Athlete Performance group, which focuses on building cutting-edge solutions for athletes and sports teams that directly impact how they train, compete and achieve peak performance. The role focuses on building high-performance mobile applications and core data services across iOS and Android, and on maintaining hardware-agnostic communication interfaces to stream live sensor and optical tracking data to the cloud and mobile clients. The Engineer II will translate complex physical and biomechanical data into clear, digestible metrics that support real-time decision-making for elite coaches, athletes and medical teams.

• Collaborate with Engineering, Quality Assurance, Product, Design and Scrum disciplines to deliver feature-rich mobile applications and the back-end services that power them.
• Take ownership of specific features, defining low-latency communication interfaces across the stack.
• Build user-facing application features that turn complex sensor data into clear, actionable insights.
• Build and maintain hardware-agnostic communication interfaces to stream live sensor and optical tracking data to the cloud and mobile clients.
• Translate complex physical and biomechanical data into clear, digestible metrics that support real-time decision-making for elite coaches, athletes and medical teams.
• Develop high-performance mobile applications and core data services across iOS and Android.
• Write high-quality code, conduct code reviews, and help solve well-defined technical problems using modern mobile and cloud development best practices.
• Collaborate with senior engineers and tech leads to refine technical architecture skills and navigate trade-offs in system performance, real-time data streaming, and application responsiveness.
• Iterate rapidly and contribute to frequent deployment of product changes across the Engineering team.

• Hands-on experience developing native or cross-platform mobile applications.
• Experience working with different API styles and communication patterns for streaming data across mobile clients and back-end systems.
• Understanding that problem-solving is a team effort and enjoyment in collaborating with peers to learn, share knowledge, and build great software together.
• Excitement to build intuitive interfaces that translate complex physical or optical sensor data into digestible information for real-world users.
• Solid core engineering skills and willingness to learn mobile frameworks, time-series data streams, or cloud architecture as needed.

• Experience with React Native for iOS and Android.
• Hands-on experience with modern cloud infrastructure (AWS/GCP), microservice architectures, time-series databases, and CI/CD deployment pipelines.
• Background working with real-time video, wearable devices, or streaming optical/sensor data, ideally within sports technology or performance analytics.
• Experience with mobile CI/CD, including mobile build and release pipelines (GitHub Actions), distribution platforms (TestFlight, Firebase App Distribution), and testing frameworks such as Jest and Detox.

• Regular in-office collaboration with teammates.
• Applicants within commuting distance of London are being considered.
• Expected to work more days in-office than remote, with freedom to coordinate the specific in-office schedule with the team.

• Starting salaries will typically fall near the middle of this range.
• Compensation decisions are based on an individual's experience, skills and education in line with internal pay equity practices.

• Flexible vacation time above any required statutory leave.
• Company-wide holidays.
• Remote work options.
• Paid sabbatical every five years.
• Medical and retirement benefits for employees, depending on location.
• Employee Assistance Program and employee resource groups to support mental health.
• Tech provided to do your best work, whether in the office or working remotely.
• Professional development resources and opportunities.
• Incredible office spaces designed with employees in mind.

The company describes itself as the team behind the team, supporting the lifelong impact sports can have, and helps teams worldwide see their game differently through products that make it easier for coaches and athletes at any level to capture video, analyse data, share highlights and more.