Senior Software Engineer, Hargreaves Lansdown

• We know that sometimes people can be put off applying for a job if they don't tick every box. If you're excited about working for us and have most of the skills or experience we're looking for, please go ahead and apply. We’d love to hear from you!
• At least 5 years of experience working with React Native, React and TypeScript including enterprise-grade experience (experience with large app decomposition, layers separation, and scalable architecture for enterprise-level applications)
• Experience with architecture and design patterns
• Familiarity with different styling solutions (StyleSheet, Styled Components, Unistyles)
• Efficient React Native debugging skills — ability to troubleshoot and resolve complex issues with React Native applications using debugging tools, logs, and error tracking
• Practical knowledge of JavaScript and testing frameworks (Jest, Detox, Testing Library)
• Experience in Brownfield Development
• Experience working with REST API and/or GraphQL
• Understanding of state management patterns and solutions like Redux and Mobx
• Knowledge of native iOS development (Swift, SwiftUI, Combine) and Android development (Kotlin). Proficiency in using native build tools like Xcode, Gradle, and Android Studio
• Collaborative and communicative – you work well with others, share knowledge, and express ideas clearly
• Solution-oriented and creative – you tackle challenges with practical, innovative solutions
• Quality-driven with a continuous improvement mindset – you take pride in delivering clean, secure, and maintainable code while seeking ways to improve
• Eager to learn and adapt – you embrace new ideas and grow with your team
• Comfortable in Agile environments – you thrive in cross-functional collaboration and value constructive feedback

Desirable

• HL are looking for a talented React Native Senior Software Engineer to join our Active Savings product team to help develop and maintain a market leading proposition for our clients
• The Savings application allows HL clients to easily deposit cash into a selection of savings accounts offered by partner banks
• This is an opportunity to join the UK’s number one investment services company, managing over £149.7 billion in assets for more than 1.86 million UK investors
• As a secure, and highly respected brand, HL offers you the chance to make a genuine impact within one of the UK's most innovative and digitally focused businesses
• Develop and maintain mobile applications using React Native, React and TypeScript
• Frequently lead scoping of initiatives, consider boundaries and non-functional requirements
• Propose ideas, contribute to technology choices, and present solutions to the team
• Foster a culture of implementing commonly understood design patterns and processes
• Integrate with backend services via REST API and/or GraphQL
• Work with React Native’s new architecture, applying best practices for scalability and performance
• Write unit and integration tests using tools like Jest, Detox, and Testing Library
• Optimize the performance of mobile applications
• Implement and manage state management solutions (e.g., Redux, Mobx)
• Collaborate with backend teams and designers to ensure consistency and high-quality deliverables
• Strategically improve CI/CD processes and deployment strategies
• Troubleshoot complex technical issues and help scale mobile applications
• Actively participate in the Scrum process (stand-ups, retrospectives, and technology discussions)

• End Date: January 2, 2026