Senior Software Engineer

Hargreaves Lansdown PLC; West of England; On-site; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Discretionary bonus

Hybrid working

Pension 11%

Job summary

Hargreaves Lansdown PLC is seeking a Senior Software Engineer to join the Technical Excellence Team in Bristol. You will deliver high-quality, well-engineered software while elevating coding standards across the wider team and mentoring colleagues.

You’ll influence technical direction and promote secure coding practices. You will collaborate with squad members to deliver features for the product, share expertise through sessions, and help advance AI capabilities across the organisation.

Qualifications

• Expert knowledge in one or more programming languages (Python/JavaScript).
• Willingness to learn and apply new technologies and AI solutions.

Responsibilities

• Write high-quality code adhering to standards and timelines.
• Mentor teammates and share knowledge.
• Develop automated tests and document solutions in Confluence.
• Ensure code is secure, reliable, and maintainable.
• Collaborate with the squad to deliver new features.

Skills

Python

JavaScript

Job description

## Senior Software EngineerApplylocations: Welcome Buildingtime type: Full timeposted on: Posted Todaytime left to apply: End Date: September 11, 2026 (30+ days left to apply)job requisition id: R9544# 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# We are seeking two Senior Software Engineers to join our Technical Excellence Team, playing a key role in advancing Hargreaves Lansdown’s AI capability maturity across the organisation. In this role, you will be responsible for delivering high-quality, well-engineered software while helping to elevate coding standards across the wider team. Recognised as a technical expert by your peers, you will use your knowledge and experience to drive best practices, add value to your squad, and contribute to successful delivery outcomes. You will champion a culture of continuous learning by sharing your expertise through mentoring, collaboration, and knowledge-sharing sessions. Whether embedded within a team or facilitating broader group discussions, you will demonstrate the benefits of different development and delivery approaches, helping others to improve their skills and adopt effective engineering practices. As a Senior Software Engineer, you will influence technical direction at squad level and play an active role in team-wide and cross-team initiatives, contributing to the ongoing evolution of engineering excellence across the business.**What you will be doing:*** Responsible for writing high quality code adhering to corporate & regulatory standards, delivered in a timely manner, without supervision* Ensuring the squad actively manages and remediates any vulnerabilities* Actively contribute to the overall output of the team (e.g. through knowledge sharing, mentoring, etc.)* Can act as a low-level design authority - uses their deep knowledge of a system to drive good code-level design and assist Technical Leads in software design stages* Work collaboratively with the squad to help deliver new features for the product in line with requirements* Drives awareness of current secure coding practices and ensure code produced is in line with these within the squad* Review other software engineers code, as well agentic produced, to ensure conformance with established standards* Responsible for developing and evidencing automated tests alongside code produced* Responsible for documenting all solutions produced, using Confluence, to agreed team standards, socialising and cascading where appropriate.* Habitually commit code to high standards* Ensure existing and newly developed solutions are reliable, secure, performant and maintainable* Cultivate strong working relationships both within the Digital department and wider within Hargreaves Lansdown. Actively participate in schemes designed to support the development squad* Demonstrate a willingness to learn and further technologies & techniques embraced by product team, engineering squads and focused around automation and agentic AI solutions.* Develop both technical and interpersonal skills (equally weighted)* Willingly participate in essential administrative tasks* Identify inefficiencies in our current software engineering processes and/or apps to establish where improvements can be made in order to improve productivity/efficiency.* Accurately predict development timescales* Technically and personally support other squad members**About you:*** Expert knowledge of one or more development languages, ideally Python, JavaScript* Prepared to develop and broaden role when required, particular continuous learning n Agentic AI solutions* Good knowledge of investments products and a grasp of different business processes within the company* Excellent communication skills to relate effectively to people at all levels* Excellent organizational skills with the ability to identify and manage priorities* Excellent influencing skills with the ability to achieve consensus and facilitate the right technical outcomes* Able to demonstrate clear and concise documentation & planning* Can spot problems, generate and execute solutions to more complex problems, working with others where needed**Working Schedule:**This role is based in Number One, Welcome Building, Bristol, BS2 0TR. This role is permanent, full time, 37.5 hours per week, Monday to Friday. We have returned to the office 2 days a week.**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.*