Software Enginner

Hargreaves Lansdown; West of England; On-site; GBP 55,000 - 75,000; Full time

Job summary

Hargreaves Lansdown is seeking a Full Stack Engineer with a strong frontend focus to build, evolve and improve services and platforms that support our business and customers. You will work primarily on frontend applications using React and TypeScript, while contributing to backend services, APIs and platform capabilities when required.

You will develop scalable APIs, cloud-native services and intuitive React-based experiences, while helping build reliable data flows and data management across

Qualifications

• Solid experience with React and TypeScript.
• Strong frontend development practices.
• Ability to build clean, reusable UI components.
• Understanding of API-driven apps and frontend/backend integration.
• Good problem-solving and willingness to learn.
• Strong communication and collaboration skills.
• Interest in broader full-stack capabilities.
• Proactive improvements to code quality and UX.

Responsibilities

• Design, develop and maintain frontend applications using React and TypeScript.
• Build responsive, intuitive customer-facing user interfaces.
• Develop reusable components and contribute to frontend architecture and design patterns.
• Work with APIs and integrate frontend with backend services.
• Build and consume GraphQL and REST APIs.
• Contribute to platform capabilities for updating and maintaining customer data.
• Work across the full stack where required, including AWS technologies.
• Participate in code reviews and design discussions.
• Collaborate with Product, Design, Platform and Engineering teams to deliver value.
• Leverage AI and agentic approaches to improve delivery and workflows.

Skills

React

TypeScript

Modern JS

HTML/CSS

Customer-facing UI

Component-based UI

REST & GraphQL

JSON data

AWS

CI/CD

Git workflows

IaC

Testing

Backend concepts

Tools

TanStack Query

Zustand

Vite

Tailwind CSS

Micro-frontend

LaunchDarkly

OAuth

Grafana

Job description

Full Stack Engineer working across TypeScript, Node.js, React, GraphQL and AWS serverless technologies. You'll help build and evolve business services and customer-facing platforms, contributing across both backend services and frontend applications. You'll develop scalable APIs, cloud-native services and intuitive React-based experiences, while helping build reliable data flows that support evolving customer needs. AI and agentic approaches will also be leveraged throughout the development process to improve engineering efficiency, automation and the way we build and evolve our platforms.

We're looking for a Full Stack Engineer with a strong frontend focus to help build, evolve and improve services and platforms that support our business and customers.

You'll work primarily on frontend applications using React and TypeScript, while also contributing to backend services, APIs and platform capabilities when required. This is an opportunity to work with modern cloud-native technologies, GraphQL-based architectures, event-driven systems and customer-facing products that play an important role in managing and maintaining customer data.

The platform is continuously evolving to improve how customer data is updated, managed and maintained across our systems. You'll help build intuitive, reliable and scalable user experiences that make it easier for customers and internal users to interact with and manage data.

We're looking for engineers who enjoy building high-quality user experiences, solving technical problems and continuously improving their skills. This is a great opportunity for a Regular-level engineer to develop deeper frontend expertise while working as part of a full-stack engineering team. AI and agentic approaches will also be used throughout the development process to improve engineering efficiency, automation and the way we build and evolve the platform.

What You'll Be Doing

• Design, develop and maintain frontend applications using React and TypeScript.
• Build responsive, intuitive and maintainable customer-facing user interfaces.
• Develop reusable components and contribute to frontend architecture and design patterns.
• Work with APIs and integrate frontend applications with backend services.
• Build and consume GraphQL and REST APIs.
• Contribute to platform capabilities for updating, managing and maintaining customer data.
• Work across the full stack where required, gaining exposure to backend services and AWS technologies.
• Contribute to application performance, reliability, accessibility and observability.
• Take ownership of frontend features from development through to production.
• Participate in code reviews, technical discussions and design sessions.
• Collaborate closely with Product, Design, Platform and Engineering teams to deliver customer value.
• Contribute to engineering improvements, automation and modern development practices.
• Leverage AI and agentic development approaches to improve software delivery, productivity and engineering workflows.

What We're Looking For

• Solid experience with React and TypeScript.
• Good understanding of modern frontend development practices.
• Ability to build clean, maintainable and reusable UI components.
• Understanding of API-driven applications and frontend/backend integration.
• Good problem-solving skills and willingness to learn.
• Strong communication and collaboration skills.
• Interest in developing broader full-stack capabilities.
• A proactive approach to improving code quality, user experience and engineering practices.
• Interest in using AI and agentic approaches as part of modern software development.

Required Skills & Experience

Frontend Engineering

• React
• TypeScript
• Modern JavaScript
• HTML / CSS
• Building customer-facing web applications
• Component-based development
• Working with REST and/or GraphQL APIs
• Understanding of frontend state and data management

Frontend Technologies

• TanStack Query
• Zustand or similar state management solutions
• Vite
• Tailwind CSS
• Experience with or interest in micro-frontend architectures

Backend & API

• Understanding of Node.js and backend services
• REST API consumption and integration
• GraphQL consumption
• Basic understanding of API design and data structures
• JSON data processing

Cloud & Engineering Practices

• Familiarity with AWS and cloud-based applications
• Understanding of CI/CD and modern software delivery practices
• Familiarity with Git-based development workflows
• Interest in Infrastructure as Code and cloud-native architectures

Desirable Skills

GraphQL

Experience with or interest in:

• Consuming GraphQL services
• Understanding GraphQL schemas
• Working with GraphQL clients
• Understanding the differences between REST and GraphQL

Search & Content Platforms

• Typesense
• Elasticsearch
• Contentful or other Headless CMS platforms

Modern Engineering Tooling

• LaunchDarkly or feature flagging platforms
• OAuth and authentication flows
• Analytics integration
• Experience with observability tooling such as Grafana
• AI-assisted and agentic software development workflows

Nice to Have

• Financial Services experience
• Previous experience working in a full-stack engineering team

You'll have the opportunity to take ownership of frontend features from development through to production, collaborate across engineering disciplines and continuously develop your technical skills.

You'll contribute to the evolution of our platforms by building reliable, accessible and intuitive React applications that make it easier to update, manage and maintain customer information. At the same time, you'll gain exposure to backend, cloud and full-stack technologies while working with modern AI and agentic approaches as part of the engineering process.