Senior Software Development Engineer - Shared Platforms
Location: Nottingham Trent House (95002), Nottingham, Nottinghamshire, United Kingdom.
Overview
CapitalOne’s mission is to change banking for good by bringing humanity, ingenuity and simplicity to banking. As a Senior Software Engineer, you will contribute to the development of applications and solutions that support our software and infrastructure delivery teams within CapitalOne. You will work within a focused delivery team and partner with colleagues across the business to enable and accelerate solution delivery.
Responsibilities
* Work in a cross‑functional engineering team to design, enable and develop software features that support the UK API Gateway.
* Collaborate with the Engineering Manager, stakeholders and Enterprise teams to understand product direction and translate requirements into technical solutions.
* Take end‑to‑end responsibility for the technical design, implementation and operational considerations of specific deliverables.
* Drive engineering best practices (Operational Excellence, Security, Quality, etc.) and set standards across your team and wider engineering teams.
* Innovate and identify opportunities to simplify and remove friction for engineers throughout the SDLC.
* Manage stakeholders and other relationships as a point of contact within your team, standing in for the Engineering Manager as needed.
* Advocate for quality, driving the team to leverage approaches such as pair programming, TDD and BDD.
* Work closely with engineers in your team to share knowledge, cross‑skill, coach and mentor more junior colleagues.
Qualifications & Experience
* Extensive, demonstrable knowledge of building software that is secure, testable and performs at scale.
* Exceptional programming skills using modern languages (e.g. Java).
* Bonus: experience with procedural languages (e.g. Lua, Go) and/or writing API plugins.
* Experience working with APIs over HTTP using RESTful architecture.
* Proficiency in cloud‑based projects, particularly with AWS Console and Secrets Manager.
* Experience with CI/CD tools (e.g. Jenkins), secrets management tools and Jira.
* Familiarity with observability tools (metrics, traces, logs to debug/investigate).
* Familiarity with Agile/Scrum/Kanban methodologies and frameworks.
* Familiarity with containerisation (e.g. AWS machine images, Kubernetes).
* Understanding of infrastructure as code.
* Ability to work in a fast‑paced environment and pivot to meet business priorities.
* Great communication skills.
* Bonus: familiarity with AI tools/prompting.
Benefits
* Immediate access to core benefits including pension scheme, bonus, generous holiday entitlement and private medical insurance.
* Flexible benefits available, such as season‑ticket loans, cycle‑to‑work scheme and enhanced parental leave.
* High performers enjoy strong and diverse career progression, with significant investment in training programmes.
* Open‑plan workspaces and facilities designed to inspire and support you.
* Nottingham head‑office has a fully‑serviced gym, subsidised restaurant and dedicated development resources.
Equal Opportunity Statement
We pride ourselves on hiring the best people, not the same people. Building diverse and inclusive teams is the right thing to do and the smart thing to do. If you require a reasonable adjustment, please contact ukrecruitment@capitalone.com. All information will be kept confidential and will only be used for the purpose of applying a reasonable adjustment.
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