Software engineer

Excited to grow your career?
Our purpose is to make it easy for people to save and invest for a better future. We are looking for great people to join us, so please come and invest in YOUR future at 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!
About the role
Full Stack Engineer with a strong backend focus, working across TypeScript, Node.js, GraphQL and AWS serverless technologies. You'll help build and evolve the Onboarding platform, delivering scalable APIs, cloud-native services and customer journeys that support account onboarding experiences.
We're expanding our Onboarding engineering team and are looking for a Full Stack Engineer with a strong backend focus to help build and evolve one of our key customer discovery platforms.
You'll work primarily on AWS serverless backend services, APIs and platform capabilities, whilst also contributing to frontend applications 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 a key role in our digital experience.
We're looking for engineers who enjoy solving complex technical problems, taking ownership of solutions and contributing to the continuous improvement of both technology and engineering practices.
You'll help build customer journeys that enable clients to complete account opening and transfer journeys.
What You'll Be Doing
Design, develop and maintain backend services
Build scalable APIs and integrations with internal and external systems.
Develop AWS serverless applications using modern engineering practices.
Contribute to platform scalability, resilience, observability and performance.
Work across the full stack where required
Take ownership of features and issues from design through to production.
Drive engineering improvements, automation and operational excellence.
Participate in architecture discussions, code reviews and technical design sessions.
Collaborate closely with Product, Platform and Engineering teams to deliver customer value.
Supported developers in upskilling to facilitate the transition from on-premises services to cloud-based solutions
What We're Looking For
Strong ownership mentality.
Ability to solve problems independently.
Comfortable working within distributed systems and cloud-native environments.
Strong communication and collaboration skills.
Passion for building scalable cloud-native applications.
Curiosity and willingness to learn across the full stack.
A proactive approach to identifying technical improvements and opportunities for innovation.
Required Skills & ExperienceBackend Engineering
Node.js
TypeScript
REST API development
API integrations
broad range of AWS technologies
Event-driven architectures
Middleware frameworks such as Middy
JSON data processing
Cloud & Infrastructure
AWS
Infrastructure as Code (Terraform, CDK, SST or similar)
DynamoDB
SNS / SQS
Familiarity with core AWS services including IAM, Secrets Manager and Parameter Store
Experience working with CI/CD pipelines and modern software delivery practices
Full Stack Experience
Experience working across frontend and backend technologies
React and TypeScript exposure
Building customer-facing web applications
Desirable Skills GraphQL
We see GraphQL as an increasingly important part of our future architecture and would particularly welcome candidates with experience in:
Designing and implementing GraphQL APIs
GraphQL schema design
GraphQL federation patterns
Transitioning from REST-based architectures to GraphQL
Consuming GraphQL services within distributed systems
Search & Content Platforms
Typesense
Elasticsearch
Contentful or other Headless CMS platforms
Modern Engineering Tooling
LaunchDarkly or feature flagging platforms
OAuth and authentication flows
Cross-account AWS patterns
Analytics integration
Experience with observability tooling such as Grafana
Frontend Technologies
TanStack Query
Zustand
Vite
Micro-frontend architectures (e.g. Module Federation)
Tailwind CSS
Nice to Have
Financial Services experience
You'll be comfortable taking ownership of features from design through to production, collaborating across engineering disciplines, and proactively identifying opportunities to improve both the platform and the way we work.
You'll contribute to the evolution of Onboaring by delivering reliable, scalable solutions, supporting a culture of engineering excellence, and helping to shape a platform that serves millions of customer interactions.
Why us?
Here at HL, we’re the UK’s number 1 investment platform for private investors, based in Bristol. For more than 40 years we’ve helped investors save time, tax and money on their investments.
To achieve our mission, we believe we have a workplace like no other, with constant learning, dynamic teams, and a great ethos. We're steered by core values that promote service, quality, innovation, and opportunity in everything we do.
What's on offer?
Discretionary annual bonus* and annual pay review
25 days* holiday plus bank holidays and 1-day additional Christmas closure
Option to purchase an additional 5 days holiday**
Flexible working options available, including hybrid working
Enhanced parental leave
Pension scheme up to 11% employer contribution
Income Protection and Life insurance (4 x salary core level of cover)
Private medical insurance*
Health care cash plans - including optical, dental, and outpatient care
Health screening programme
Help@hand - confidential sup