At a Glance
- Tasks: Design and maintain automated test suites for web and mobile applications.
- Company: Join Hargreaves Lansdown, the UK's top investment platform with a vibrant culture.
- Benefits: Enjoy flexible working, competitive salary, and comprehensive health benefits.
- Other info: Inclusive workplace with opportunities for professional development and career growth.
- Why this job: Make a real impact in fintech while growing your skills in a dynamic team.
- Qualifications: Experience in automation testing and proficiency in JavaScript/TypeScript required.
The predicted salary is between 60000 - 75000 £ per year.
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
We are looking for a highly skilled Software Development Engineer in Test (SDET) to join our cross‐platform engineering team. In this role, you will work closely with React Native mobile developers and React web engineers to build and maintain a world‐class automation framework spanning both mobile and web tech stacks. You’ll be responsible for ensuring high-quality releases through robust automated testing, tooling, and engineering excellence.
What You’ll Do
- Design, develop, and maintain automated test suites for web tech stack
- Implement test frameworks and CI workflows to improve coverage and execution reliability
- Partner with developers to define test strategy, acceptance criteria, and quality gates for new features
- Build reusable components and abstractions to keep automation code clean, maintainable, and scalable
- Conduct code reviews for automation contributions to ensure best practices
- Build and maintain test coverage for shared business logic for React platform
- Reduce test cycle time and improve test stability
What We’re Looking For
- Strong experience developing automation suites
- Proficiency in JavaScript/TypeScript
- Solid understanding of React architecture & debugging tools
- Experience with REST APIs or GraphQL
- Experience with CI/CD pipelines
- Strong debugging skills
- Excellent communication skills and experience working in agile environments
Nice to Have
- Experience in fintech or banking applications
- Familiarity with micro-frontend architecture
- Experience working with feature flags
- Familiarity with accessibility testing tooling
Interview Process
- Stage 1 – Screening interview (30 mins): A brief conversation to review your experience, understand your approach to quality, and assess overall role fit.
- Stage 2 – Technical take home exercise (1 week): A take home technical test where you’ll be asked to implement automated tests for an existing React application to ensure its quality.
- Stage 3 – Technical interview (90 mins): We will go over your submitted take home exercise to get a better understanding of how you solve problems, also we ask some behavioural questions to make sure you’re a good fit for our team and company culture.
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 - 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
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.
Senior Software Engineer in Test (SDET) in London employer: Hargreaves Lansdown plc
Hargreaves Lansdown PLC is an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration in the heart of Bristol. With a focus on employee growth, we provide opportunities for professional development alongside competitive benefits such as a discretionary annual bonus and flexible working options, making it an ideal place for those looking to make a meaningful impact in the financial sector.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Software Engineer in Test (SDET) in London
✨Join Local Tech Meetups
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✨Contribute to Open Source Projects
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✨Tap into Online Developer Communities
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✨Explore Job Boards Specifically for Tech Roles
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We think you need these skills to ace Senior Software Engineer in Test (SDET) in London
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Hargreaves Lansdown plc.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Hargreaves Lansdown plc and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at Hargreaves Lansdown plc
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Hargreaves Lansdown plc uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
