Lead Site Reliability Engineer (Global Payment Network)

CompanyCapital One

LocationFarnborough, England, United Kingdom

Posted At1/26/2026

UK Visa Sponsorship Analytics

Analytics are greyed out due to low classification confidence (44.0%).

Occupation Type

IT network professionals

Occupation Code Skill LevelHigher Skilled

Sponsorship Salary Threshold

£45,600 (£23.38 per hour)

Occupation rate applies

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Description

Farnborough (95987), United Kingdom, Farnborough,

Lead Site Reliability Engineer (Global Payment Network)

Lead Software Development Engineer - SRE (Global Payment Network)

About This Role

Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs.

We are seeking Site Reliability Engineers who are passionate about marrying data with emerging technologies to join our team. As a Site Reliability Engineer, you’ll have the opportunity to be on the forefront of driving a major transformation within Capital One.

What You’ll Do

You will be joining the SRE team responsible for managing the Digital Payments platform of Discover, a Global Payments network.
You will be improving the reliability of platforms supporting Digital wallets and payments platforms running high volume transactions.

What We’re Looking For

Strong experience of using infrastructure as code and working with immutable infrastructure and configuration tools such as Terraform and Ansible to achieve end-to-end automation
Good knowledge of Programming, scripting, functional and Performance testing tools (Python/BASH/Cucumber/JMeter/Gatling)
Hands on experience of working with UNIX environments, Load balancers, GTM's
Excellent hands-on experience of working with some of the Observability tools (Elasticsearch, Kibana, Datadog, Splunk)
Strong knowledge of Cloud Platforms, Orchestration (designing infrastructure deployment patterns within AWS/Kubernetes/OpenShift)
Working with multiple, geographically distributed, development teams to diagnose performance, reliability and security issues in applications and system design
Engage with development teams and do a thorough forensic analysis of system design and data flows and highlight any resiliency gaps of services.
Work alongside the wider payments reliability teams and across Discover and CapitalOne to ensure we are following similar design patterns and avoiding duplicated work

Work with our technology suppliers to ensure interfacing systems are following best practices which we have defined.

Good working knowledge of database or streaming platform, in particular strong knowledge in at least one of Kafka or Postgres

Mentoring SRE and developers to help them design the right solutions and promote a culture of reliability and automation and contributing to Best Practices.

Ability to manage multiple high priority efforts/ competing priorities and flexibility to adjust to changing requirements, schedules and priorities.

Real interest in documentation - Ability to document technical problems and postmortems accurately.

Where and how you'll work

This is a permanent position and is based in our Farnborough office.

We have a hybrid working model which gives you flexibility to work from our offices and from home.

We’re big on collaboration and connection, so you’ll be based in our Farnborough office 2 days a week.

What’s in it for you

Bring us all this and you’ll be well rewarded with a role contributing to the roadmap of an organisation committed to transformation

We offer high performers strong and diverse career progression, investing heavily in developing great people through our Capital One University training programmes (and appropriate external providers)

Immediate access to our 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

What You Should Know About How We Recruit

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. We want to work with top talent: whoever you are, whatever you look like, wherever you come from. We know it’s about what you do, not just what you say. That’s why we make our recruitment process fair and accessible. And we offer benefits that attract people at all ages and stages.

Capital One is committed to diversity in the workplace.

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.

For technical support or questions about Capital One's recruiting process, please send an email to Careers@capitalone.com

Capital One does not provide, endorse nor guarantee and is not liable for third-party products, services, educational tools or other information available through this site.

Capital One Financial is made up of several different entities. Please note that any position posted in Canada is for Capital One Canada, any position posted in the United Kingdom is for Capital One Europe and any position posted in the Philippines is for Capital One Philippines Service Corp. (COPSSC).

Who We Are

At Capital One, we're building a leading information-based technology company. Still founder-led by Chairman and Chief Executive Officer Richard Fairbank, Capital One is on a mission to help our customers succeed by bringing ingenuity, simplicity, and humanity to banking. We measure our efforts by the success our customers enjoy and the advocacy they exhibit. We are succeeding because they are succeeding.

Guided by our shared values, we thrive in an environment where collaboration and openness are valued. We believe that innovation is powered by perspective and that teamwork and respect for each other lead to superior results. We elevate each other and obsess about doing the right thing. Our associates serve with humility and a deep respect for their responsibility in helping our customers achieve their goals and realize their dreams. Together, we are on a quest to change banking for good.