Software Engineer (React Native)

Hargreaves Lansdown; West of England; On-site; GBP 60,000 - 90,000; Full time

Job summary

Hargreaves Lansdown is building a next-generation platform for one of the UK's leading financial services providers - trusted by over 2 million clients and managing approximately £150 billion in assets. We are seeking a Software Engineer to join the Dealing Journeys squad and help shape technology that changes how people invest and achieve financial freedom.

As part of the Trading Tribe, you will build mobile applications with React Native, React and TypeScript, collaborate with engineers,

Qualifications

• Commercial experience with React Native and TypeScript.
• Production mobile apps experience.
• Strong testing practices and debugging skills.

Responsibilities

• Develop, maintain and improve mobile applications using React Native and TypeScript.
• Collaborate with engineers, product managers and designers to deliver new features.
• Contribute to reliable, scalable solutions across the application lifecycle.
• Integrate mobile apps with backend services and APIs.
• Write clean, well-tested and secure code; participate in code reviews.
• Develop automated tests and contribute to quality engineering practices.
• Support and improve existing applications; troubleshoot issues.
• Contribute to CI/CD pipelines and deployment processes.
• Document solutions and technical decisions per team standards.
• Participate in technical discussions and communities of practice.
• Develop your technical and interpersonal skills within an Agile team.

Skills

React Native

TypeScript

REST APIs

GraphQL

Redux

MobX

Jest

Detox

Testing Library

Git

CI/CD

Agile

Debugging

Tools

Redux

MobX

Git

CI/CD pipelines

Job description

We are building a next-generation platform for one of the UK's leading financial services providers - trusted by over 2 million clients and managing approximately £150 billion in assets.

This is a unique opportunity to help shape technology that changes how people invest and achieve financial freedom.

We are looking for a Software Engineer to join our Dealing Journeys squad, delivering critical capabilities at the heart of the investment experience. You will join our Trading Tribe - a domain responsible for end-to-end investment journeys, from pre-trade decision-making and order placement through to trade execution, delivering fast, reliable and seamless investing experiences at scale. In this role, you will build and enhance modern mobile applications using React Native, React and TypeScript, contributing to products used by millions of clients.

You will work closely with engineers, product managers and designers to deliver high-quality solutions while continuously improving your technical expertise and engineering practices. By joining us, you will help create innovative, scalable solutions that make investing simpler, faster and more accessible for millions of investors across the UK. Be part of HL's future. Be part of the future of investing. Shape it with us.

What you'll do

• Develop, maintain and improve high-quality mobile applications using React Native and TypeScript, following engineering, security and regulatory standards
• Collaborate with engineers, product managers and designers to deliver valuable new features and enhancements for our clients
• Contribute to the development of reliable, scalable and maintainable solutions across the application lifecycle
• Integrate mobile applications with backend services and APIs to deliver seamless user experiences
• Write clean, well-tested and secure code, actively participating in code reviews and engineering best practices
• Develop automated tests and contribute to quality engineering practices throughout the software development lifecycle
• Support and improve existing applications, troubleshooting issues and helping ensure excellent performance and reliability
• Contribute to CI/CD pipelines and deployment processes that enable efficient software delivery
• Document solutions and technical decisions in line with team standards
• Actively participate in technical discussions, knowledge-sharing activities and communities of practice
• Continuously develop your technical and interpersonal skills while contributing to a collaborative and supportive team culture

What you bring

• Commercial experience developing applications with React Native and TypeScript
• Experience building and maintaining mobile applications in a production environment
• Good understanding of software engineering principles, design patterns and testing practices
• Experience working with REST APIs and/or GraphQL
• Knowledge of modern React Native application architecture and state management approaches such as Redux, MobX or equivalent
• Experience with automated testing frameworks such as Jest, Detox and Testing Library
• Strong debugging and problem-solving skills
• Experience working with large or evolving applications and contributing to their ongoing improvement
• Understanding of CI/CD practices and modern software delivery approaches
• Passion for writing secure, maintainable and well-tested code
• A collaborative mindset and ability to work effectively within cross-functional Agile teams
• Eagerness to learn, grow and continuously improve as an engineer

Nice to have

• Experience with React for web applications
• Experience with React Native New Architecture (Fabric, TurboModules and JSI)
• Experience developing native mobile applications using Swift (iOS) and/or Kotlin (Android)
• Experience publishing and maintaining applications in the Apple App Store and Google Play Store
• Familiarity with mobile analytics, crash reporting and performance monitoring tools
• Experience working in regulated industries such as financial services

What Success Looks Like

You’ll be comfortable taking ownership of features from design through to production, collaborating closely with design, product and engineering teams, and proactively identifying opportunities to improve both the customer experience and the way we work.