Site Reliability Engineer - Banking & Finance

Hamilton Barnes Associates Limited; Greater London; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Global engineering organisation

Engineering-led culture

Technically challenging problems

Technical growth & progression

Job summary

Hamilton Barnes Associates Limited is seeking a Site Reliability Engineer to work at the intersection of software engineering and infrastructure. You'll develop internal platforms, tooling, and automation across Linux, distributed systems, and cloud-native technologies to improve reliability and operational efficiency in a global production environment.

Responsibilities include designing tooling, building monitoring platforms, and supporting CI/CD pipelines with Kubernetes.

Qualifications

• Proficient in Python, Go and/or C++.
• Strong Linux knowledge and distributed systems understanding.
• Experience with monitoring, observability or SRE practices.
• Experience with CI/CD pipelines, Git and infrastructure automation.
• Familiarity with Kubernetes and containerised workloads.
• Strong analytical and troubleshooting skills.

Responsibilities

• Design and develop internal infrastructure tooling and automation.
• Build and maintain monitoring, observability and configuration management platforms.
• Improve platform reliability, scalability and operational efficiency.
• Troubleshoot performance issues across complex distributed systems.
• Support application deployments using modern CI/CD pipelines and Kubernetes.
• Collaborate with engineering teams to improve infrastructure and developer workflows.
• Contribute to platform architecture and ongoing technical improvements.

Skills

Python

Go

C++

Linux

Distributed systems

Monitoring/Observability

CI/CD

Kubernetes

Troubleshooting

Tools

Git

Job description

Ready to take the next step in your career?

Join a leading technology-driven trading firm where engineering, automation, and high-performance infrastructure are central to supporting global trading operations. The organisation invests heavily in modern platform engineering practices, enabling teams to build reliable, scalable, and highly automated production environments.

This opportunity is ideal for a Site Reliability Engineer looking to work at the intersection of software engineering and infrastructure. You'll develop internal platforms, tooling, and automation across Linux, distributed systems, and cloud-native technologies, helping improve reliability, observability, and operational efficiency across a global production environment.

Responsibilities:

• Design and develop internal infrastructure tooling and automation.
• Build and maintain monitoring, observability and configuration management platforms.
• Improve platform reliability, scalability and operational efficiency.
• Troubleshoot performance issues across complex distributed systems.
• Support application deployments using modern CI/CD pipelines and Kubernetes.
• Collaborate with engineering teams to improve infrastructure and developer workflows.
• Contribute to platform architecture and ongoing technical improvements.

Skills/Must Have:

• Strong experience programming with Python, Go and/or C++
• Strong Linux knowledge and understanding of distributed systems.
• Experience with monitoring, observability or SRE practices.
• Experience with CI/CD pipelines, Git and infrastructure automation.
• Familiarity with Kubernetes and containerised workloads.
• Strong analytical and troubleshooting skills.

Benefits:

• Build the tooling and platforms that underpin a global engineering organisation.
• Join an engineering-led culture that values automation, reliability and continuous improvement.
• Tackle technically challenging problems alongside highly experienced engineers.
• Excellent opportunities for technical growth and career progression.

Location:

• City of London (on-site)

Salary:

• Flexible budget depending on experience