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
We're looking for a Full-Stack Engineer to develop and maintain our suite of transfer applications. You'll work across three repositories spanning React frontends and AWS serverless backends, contributing to feature delivery, bug fixes, and operational support across the full stack. We want someone who takes ownership of their work, shows initiative in solving problems, and can operate with autonomy once given direction.Key Responsibilities
- Build and maintain features across transfer journeys
- Work across the full stack - React frontends, AWS Lambda BFF layers, and infrastructure as code
- Take ownership of issues end-to-end, from investigation through to production deployment
- Proactively identify and raise technical debt, bugs, and improvement opportunities
- Support and improve CI/CD pipelines and deployment processes
- Write well-tested, maintainable code with good coverage
- Collaborate with the wider team, platform teams, and product owners to deliver against requirements
- Participate in code reviews and contribute to team engineering standards
Required Skills & Experience
Backend / BFF
- Node.js with TypeScript
- AWS Lambda handler development
- API Gateway - routing, authorizers, request/response handling
- Middleware patterns for Lambda handlers (e.g. Middy)
- Working with DynamoDB, Secrets Manager, and SSM Parameter Store
- RESTful API design
AWS & Infrastructure
- AWS CDK or SST for infrastructure as code
- Familiarity with core AWS services: Lambda, API Gateway, DynamoDB, IAM, VPC, SNS
- Basic understanding of VPC networking - Lambda in VPC, security groups
- Comfortable reading and modifying existing IaC stacks
Testing
- Unit and integration testing with Vitest or similar
- API mocking with MSW or equivalent
- A test-first or test-aware mindset
CI/CD & DevOps
- Experience with CI/CD pipelines (GitLab CI or similar)
- Comfortable deploying to multiple environments and debugging deployment issues
General
- Working in monorepo setups
- OAuth/token-based authentication flows
- Comfortable using Git in a team environment (branching strategies, merge requests, code reviews)
Desirable
Frontend
- React with TypeScript
- React Hook Form, Zod/schema-based validation
- TanStack Query (React Query)
- Vite build tooling
- Playwright for end-to-end testing
- Accessibility awareness
Other
- Experience with SST v2 (Serverless Stack)
- Feature flagging (LaunchDarkly or similar)
- Cross-account AWS patterns (STS AssumeRole)
- Contract testing (Pact)
- Financial services domain experience
- Code quality tooling
What We're Looking For Beyond Technical Skills
- Someone who takes ownership — when they pick up an issue, they see it through to completion
- Initiative to investigate and resolve problems without needing to be hand-held
- Comfortable asking questions and raising blockers early rather than getting stuck silently
- Willingness to work across unfamiliar parts of the codebase and learn on the job
- Good communication skills — able to explain what they're working on and flag risks to the team
- A growth mindset — keen to develop their skills across backend, infrastructure, and frontend
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 support including mental health counselling and remote GP
- Wellhub - unlimited access to fitness providers and wellness coach sessions
- Variety of travel to work schemes with bike storage and shower facilities
- Inhouse barista and deli serving subsidised coffee and sandwiches
- Two paid volunteering days per year
* dependant on role level
** only available to select during our annual benefits window, in November each year
Hargreaves Lansdown is an inclusive employer that values diversity in its workforce. We encourage applications from all individuals without regard to race, religion, gender, sexual orientation, national origin, disability or age.
This role may also be available on a flexible working or part time basis – please ask the Recruitment & Onboarding team for more information.
Please note, we are unable to provide employment sponsorship to candidates.
Skills Required
- Node.js with TypeScript
- AWS Lambda handler development
- API Gateway routing, authorizers, and request/response handling
- Middleware patterns for Lambda (e.g. Middy)
- Working with DynamoDB
- AWS Secrets Manager and SSM Parameter Store
- RESTful API design
- AWS CDK or SST for infrastructure as code
- Familiarity with core AWS services (Lambda, API Gateway, DynamoDB, IAM, VPC, SNS)
- Basic understanding of VPC networking (Lambda in VPC, security groups)
- Unit and integration testing with Vitest or similar
- API mocking with MSW or equivalent
- Experience with CI/CD pipelines (GitLab CI or similar) and deploying to multiple environments
- Working in monorepo setups
- OAuth/token-based authentication flows
- Comfortable using Git in a team environment (branching strategies, merge requests, code reviews)
- React with TypeScript
- React Hook Form and Zod/schema-based validation
- TanStack Query (React Query)
- Vite build tooling
- Playwright for end-to-end testing
- Accessibility awareness
- Experience with SST v2 (Serverless Stack)
- Feature flagging (LaunchDarkly or similar)
- Cross-account AWS patterns (STS AssumeRole)
- Contract testing (Pact)
- Financial services domain experience
- Code quality tooling
What We Do
We’re the UK’s number 1 investment platform for private investors, based in Bristol, where we now employ over 1,700 people. For more than 40 years we’ve helped investors save time, tax and money on their investments. Today we're trusted by over 1.7 million clients. Our service allows clients to bring all their ISAs, pensions, SIPPS, and savings into one easy to manage place, allowing them to be in control.
