Senior Software Engineer (Fintech)

TL;DR

Senior Software Engineer (Fintech): Designing, building, and operating scalable infrastructure services and automation tools with an accent on cloud-native distributed systems. Focus on building robust platform foundations, implementing infrastructure as code, and driving high engineering standards in a high-growth fintech environment.

Location: Must be based in or able to commute to London (Paddington), 4 days on-site required

Salary: £90,000–£110,000 per annum

Company

A fast-growing UK-based fintech scale-up serving over 100,000 customers.

What you will do

• Design, build, deploy, and operate secure, scalable infrastructure and automation solutions.
• Develop internal tools to improve infrastructure accessibility and developer experience.
• Research and adopt modern cloud-native technologies to maintain platform reliability.
• Promote high engineering standards across code quality, automated testing, and CI/CD pipelines.
• Influence cross-functional teams to adopt best practices for infrastructure and platform reliability.

Requirements

• Strong backend engineering capability in Golang, Java, or .NET.
• Extensive hands-on experience building and operating distributed systems within AWS or GCP.
• Solid proficiency with Kubernetes and container orchestration.
• Experience with Infrastructure as Code tools such as Terraform, Pulumi, or Crossplane.
• Proven track record leading platform transformations or reliability initiatives.
• Must be able to work on-site in London 4 days per week.