Senior Software Engineer (Infrastructure)

The role

Senior Software Engineers specialised in Infrastructure deploy and maintain software and develop tools and integrations with third-party infrastructure components. The role involves scaling the Core Platform and simplifying orchestration to reduce cognitive load for developers.

What you will do

• Evolve, scale, and optimise the cloud-agnostic platform infrastructure powering Vault globally.
• Build intuitive control planes and automation to abstract away infrastructure complexity.
• Engineer robust, fault-tolerant architectures and Disaster Recovery / Business Continuity Planning systems.
• Enhance comprehensive observability suites for the product ecosystem.
• Scale and optimise core databases and event-streaming platforms.

Required qualifications

• Degree in Computer Science, Engineering, or a similar technical field.
• 5+ years of hands-on software engineering experience building and scaling infrastructure platforms.
• Strong proficiency in building production-ready platform tooling using Python or Golang.
• Deep understanding of container and orchestration internals (e.g., Kubernetes, Docker).
• Hands-on experience extending and integrating open-source tools like Prometheus, OpenTelemetry, and Grafana.
• Proven ability to package and scale developer-facing infrastructure utilities.

Nice to have

• Experience building cloud-agnostic solutions running across AWS, Azure, and GCP.
• Technical depth in databases or event-streaming platforms (e.g., Kafka, Postgres, DuckDB).
• A deep interest in the internals of infrastructure tools, with a track record of troubleshooting, extending, or optimizing them within a professional environment.

Benefits

• Highly competitive salary and commission
• Pension plan (match up to 5%)
• Life insurance (3x annual salary)
• Competitive maternity (six months fully paid) and paternity leave (four weeks fully paid)
• Shared parental leave (matched to our maternity leave for the same point in time)
• 25 days holiday and bank holidays
• Flexible working hours
• Cycle-to-work scheme
• Electric car scheme
• Season ticket loan
• Access to outstanding learning materials and courses
• Sports and hobby clubs, subsidised by Thought Machine

About the company

Thought Machine develops core and payments technology that runs natively in the cloud to rid banks of legacy technology. The company has more than 550 individuals across offices in London, New York, Singapore, Sydney and Lisbon.