Senior DevOps Engineer - Cloud Resilience, London, England, United Kingdom

Senior DevOps Engineer - Cloud Resilience

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Flexible-Hybrid with travel to Bath, London and Edinburgh a couple times a month

About Us

Seccl is the Octopus-owned embedded investment platform thats on a mission to helping more people to invest and invest well.

Were B-Corp certified with an amazing product-market fit, impressive early traction and the potential to transform an outdated industry, for the better. We've been growing fast and will scale even faster over the next few years.

Were also proud to be part of Octopus, the £multi billion group that's on a mission to breathe new life into broken industries, through companies like Octopus Energy, Octopus Investments and Octopus Money.

Check out the Seccl website for the latest on our products and our mission to shape the future of investments.

The role

We're looking for a Senior DevOps Engineer to shape and evolve the platform that underpins our investment products. Youll be someone who loves understanding engineering problems and enabling teams to self-serve their needs. You view the cloud platform as a product, and engineering as your customer.

The role is within our Cloud Resilience teama critical squad within our engineering organisation responsible for empowering squads to build and run their own services.

Were primarily in AWS , utilising Lambda, ECS, SQS, API Gateway among others. Our database engine is MongoDB and our observability platform is Datadog . Our application is written in Typescript/NodeJS and our infrastructure is defined in Terraform .

On a typical day you will be

Architect, implement, and maintain scalable, secure infrastructure in AWS using Terraform.
Design cloud-native solutions using MongoDB, Lambda, API Gateway, and other AWS services with a strong focus on serverless.
Contribute to incident response efforts, production readiness, and reliability initiatives across engineering squads.
Enhance observability and platform insight through actionable alerting and data visibility using Datadog.
Continuously improve CI/CD processes with GitHub Actions, reducing friction in delivery pipelines.
Collaborate with software engineers (working in Node.js/TypeScript) to ensure secure, performant, and resilient applications.
Mentor engineers and champion DevOps culture and best practices across teams.

This roles for you if...

Youre a pragmatic DevOps engineer with experience in regulated environments, balancing delivery with compliance and operational excellence.
Youre confident working with JavaScript/TypeScript-based applications and collaborating closely with development teams.
You know what good looks like for databases like MongoDB and can diagnose, design, and optimise for scale and resilience.
You care deeply about observabilityyou dont just monitor systems, you build alerts that engineers can act on.
Youre fluent in AWS best practices, infrastructure-as-code (Terraform), and CI/CD tooling like GitHub Actions.
Youve had exposure to architectural decisions and willingness to own of platform-level outcomes.

This role isnt for you if...

You rely on a lot of top-down direction. Here, youll have a lot of freedom and ownership of your role, and youll be expected to shape your own progression
Youre not comfortable working in a fast-paced environment. Our speed and scalability are what set us apart; you need to be able to act quickly and think on your feet
You struggle to follow through on ideas. We value people who do what they say they will. If you care about something, you have the freedom here to make it happen
You dont like change . Youll get on great here if you relish the ambiguity of rapid growth and are willing to embrace uncertainty

Whats in it for you

We offer a generous mix of benefits for the things that really matter to our people, including:

27 days holiday + bank holidays (some can be flexible) + day off on your birthday + three days (full time) per year for Dependant leave

Two volunteering days per year

Length of service award one month paid sabbatical at eight years

6% employer pension contribution, and life assurance

Private medical insurance with AXA Health

Enhanced Parental leave

MacBook and up to £500 home office set up budget

£750 per person learning budget

Option to work abroad for up to six weeks a year

Health and wellbeing initiatives including free therapy via Wellness Cloud, mental health support via Headspace

Strong financial wellbeing focus including access to Octopus Money, Octopus Share Incentive Plan, will writing offering via Octopus Legacy and Seccl invest (our own platform for you to manage your investments)

Perkbox Flexi-points giving you a range of discounts and perks including free weekly coffee, gym and retail discounts.

Access to initiatives like Cycle to Work and Octopus Electric Vehicle Leasing

Our culture

We're proud to put people first, creating a culture where we truly listen to what matters most to them. Our transparent and inclusive environment encourages diversity of thought, challenge and experimentation.

Check out our Glassdoor page for the latest reviews or our LinkedIn for company updates and insights from the team.

Interview process

Interviewing Is a Two-way Thing, And We Want You To Have The Time And Opportunity To Get To Know Us, As Much As We Are Getting To Know You. Our Interviews Are Conversational, So Come With Questions And Be Curious. In General, You Can Expect The Interview Process To Look a Bit Like This, (following An Initial Chat With One Of Our Talent Team)

First stage one-hour cloud system design interview (virtual)
Second stage one-hour Terraform Code Review interview (virtual)
Final stage 45 mins bar-raiser culture-based interview (virtual)

Well only close this role once we have enough applications for the next stage. Please submit your application as soon as possible to make sure you dont miss out and you should expect to hear back from us within one to two weeks of applying.

Our aim is to build a diverse and inclusive company of awesome people, with unique skills, passions and experiences. All applicants will be considered for employment without attention to age, ethnicity, religion, sex, sexual orientation, gender identity, family or parental status, national origin, or veteran, neurodiversity or disability status.

If this sounds like your kind of thing, we encourage you to apply even if you dont tick every box. Wed love to hear from you!

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Seniority level

Seniority level
Mid-Senior level

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Information Technology
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Software Development

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Location:: London, England, United Kingdom
Salary:: £125,000 - £150,000
Job Type:: FullTime
Category:: IT & Technology

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