Lead Software Development Engineer – Services
London, South East England, United Kingdom
Company: JR UK
Client / Employer: Capital One UK
Posted: 21.05.2026
Job reference: 83e1089363de45187e54f895f1a4a09c
About this role
Capital One’s mission is to change banking for good by bringing humanity, ingenuity and simplicity to banking. Sitting at the core of such values is our Software Engineering department whose primary role is to be an enabler of our ambitions.
Capital One is looking for a Senior Software Development Engineer to join a backend team, based in our London office on a hybrid basis.
What you’ll do
- You will lead a team or cross‑functional squad in the delivery of complex and ambiguous projects that support a broader business outcome
- You will take end‑to‑end responsibility for technical design, implementation, and operational considerations
- Collaborate with engineers, architects, product owners, and stakeholders to ensure successful project outcomes
- You will play a crucial role in supporting the elevation of engineering enablement, excellence, and experience across the broader engineering community
- You will collaborate and contribute to the development and dissemination of standardised and sustainable best practices, tools, patterns, and frameworks that enhance the productivity and quality of engineering efforts business‑wide
- Your focus is on a major portion of existing or new team software (e.g., significant component, set of features, mid‑size application or service)
- You’ll work to achieve the goals and vision shared by Product Management and your Tribe Leadership
- Innovate within your team, initiative area and contribute within your technical domain
What we’re looking for
- Proven experience in technical leadership, including leading a team or cross‑functional squad
- Proven experience working in both backend services and mobile technologies
- Exceptional programming skills and knowledge of building APIs using modern OO languages, preferably Java, SOLID principles, SOA, HTTP and REST
- Experience with AWS and strong understanding of cloud‑based development
- Extensive, demonstrable knowledge of designing architectures that are secure and perform at scale
- Effective communication and collaboration across engineering to maximise inner‑sourcing opportunities and reduce waste
- Proven experience delivering high‑quality applications at scale
- An advocate for quality and the ability to support the team, leveraging approaches such as Pair Programming, TDD and BDD
Where and how you’ll work
This is a permanent position and will be based in our London office.
We have a hybrid working model which gives you flexibility to work from our offices and from home. You’ll be based in our London office 3 days a week on Tuesdays, Wednesdays and Thursdays.
What’s in it for you
- Hands‑off reward and contribution to the product roadmap for an organisation committed to transformation
- Continuing our journey into the public cloud, with problems of scale, security, availability and performance to help solve
- 10% of your time to work on cutting‑edge innovative projects that shape the way we will work in the future
- Strong career progression and development through Capital One University training programmes and external providers
- Immediate access to core benefits including pension scheme, bonus, generous holiday entitlement and private medical insurance, with flexible benefits available including season‑ticket loans, cycle to work scheme and enhanced parental leave
- Open‑plan workspaces and facilities designed to inspire and support you. In London you can enjoy a rooftop running track or an espresso at the Workshop Coffee café
Who We Are
Capital One is committed to diversity in the workplace.
We are proud to build diverse and inclusive teams and support a wide range of internal networks and support groups.
Capital One is committed to diversity in the workplace. If you require a reasonable adjustment, please contact, and all information will be kept confidential and used only for the purpose of applying for a reasonable adjustment.
#J-18808-Ljbffr…