Principal 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!
• 8-10 years of software development experience within large-scale, regulated environments - ideally in Investment, Asset or Wealth Management
• Solid experience in building and deploying frontend applications in React or React Native with hands-on knowledge of secure API design and authentication services
• Experience in Java and Spring Boot, or iOS (Swift) or Android (Kotlin) along with exposure to Figma and Vercel is a big plus
• Capable of writing clean, maintainable and well-tested code
• Comfortable working in on-prem and cloud-native environments with an interest in observability, using tools like Prometheus and Grafana to keep services healthy and maintainable
• Familiarity with AWS services and how to integrate them into modern applications
• A keen focus on quality and security, combining testing and scanning into CI/CD pipelines
• Passionate about mentoring, reviewing code and sharing knowledge across the team to help engineers thrive
• Energised by fast paced, regulated environments where we ship at speed, embrace change, and never stop evolving
• Your Technical Toolkit:
• React / React Native / TypeScript
• JavaScript / iOS (Swift) or Android (Kotlin)
• RDBMS (Oracle/Sybase) / NoSQL databases (Document DB)
• AWS and cloud-native microservices containerised architecture (e.g. K8s, Docker)
• Modern software engineering practices with CI/CD pipelines and DevOps principles
• TDD / BDD testing frameworks

Desirable

• We’re building the next generation platform for one of the UK’s largest financial services companies, trusted by over 2 million clients and managing c.£150 billion in assets. This is your opportunity to shape technology that will redefine how people invest and achieve financial freedom
• You will build our next generation Unified Client Experience (UCX) frontend that will streamline client journeys across a range of products and services, in both web and mobile domains. It’s an opportunity to design, architect and build a modern frontend using latest technologies and best practices to transform our savings and investment platform
• The UCX team consolidates the efforts of the whole organisation, transforming client journeys and delivering on HL’s vision to give people financial freedom. You will work with like-minded people from business, product and engineering functions to develop and refine client journeys covering onboarding, KYC, account management and investment workflows in a secure and compliant environment
• By joining us, you’ll help deliver innovative and scalable solutions that make investing easier and more accessible to millions of users across the UK
• Building and deploying scalable, secure, and compliant software at pace
• Integrating HL web and mobile apps with existing and new systems to deliver a seamless client experience across a range of products and services
• Delivering value iteratively, always focused on customer outcomes and short feedback loops
• Creating and visualising application metrics to help understand usage patterns and anomalies
• Reviewing code with peers, collaborating across teams to solve problems, with an eye for both quality and velocity
• Innovating, bringing new ideas to the table for adoption throughout HL Digital
• Driving technical decisions and shaping how we build our services
• Working closely with Product Managers and business stakeholders to align engineering outcomes with HL’s mission and client value
• Championing a culture of continuous learning, cross-functional collaboration, and inclusivity with a growth mindset
• This is a full-time role, working 37.5 hours per week, Monday to Friday

• End Date: November 22, 2025
• Stage 1 – Discussion with our Hiring Manager (30mins):
• A chance to talk with our Hiring Manager in more detail about the role, our tech stack and some of the problems we solve every day. Here, we’ll dig a bit more into some of your experiences, understand the processes you’re familiar with and the technologies you’ve used to deliver end user value
• Stage 2 – Technical (70mins):
• For the technical part, we’d like you to sit down with some of your potential peers to work through a technical solution or a coding problem. We’ll be looking together at where a sample piece of technology / code has issues and how we might address them
• Stage 3 - Culture Fit (30mins):
• In our Cultural Fit interview, we’ll be looking to learn more about your past experiences, what keeps you motivated, where we may be able to help you improve further, key decisions you’ve helped to make and issues you’ve resolved