Devops / Application Engineer

CBSbutler Holdings Limited trading as CBSbutler; Greater London; On-site; GBP 101,000 - 120,000; Full time

Job summary

CBSbutler Holdings Limited trading as CBSbutler in London is seeking an experienced Application DevOps Engineer to join a hybrid team. The role emphasizes Python automation, production stability and continuous improvement within a high-volume technology environment.

You will collaborate across application, infrastructure and engineering groups to enhance reliability, scalability and operational performance of business-critical platforms, with a focus on deployments, monitoring and resilience.

Qualifications

• Strong Python development skills for automation and tooling.
• Experience in DevOps, Production Engineering, Platform Engineering or SRE.
• Experience supporting business-critical, high-availability applications.
• Good understanding of CI/CD, deployment, monitoring and software development lifecycles.

Responsibilities

• Develop Python-based automation and tooling to improve operational efficiency.
• Support and enhance critical production applications and services.
• Drive improvements across resilience, availability, performance and capacity.
• Manage deployments, releases, production readiness and failover activities.
• Implement monitoring, alerting and observability solutions.
• Troubleshoot complex application, infrastructure and batch-processing issues.
• Identify root causes and deliver sustainable technical solutions.
• Contribute to CI/CD, automation and wider DevOps and engineering best practices.

Skills

Python

DevOps

SRE

CI/CD

Monitoring

Troubleshooting

Stakeholder management

Ownership

Tools

CI/CD tooling

Monitoring tools

Job description

Application DevOps Engineer - Python

London - Hybrid

Contract £550 - £650 per day insideIR35

Financial Services Firm is hiring for an experienced Application DevOps Engineer to join a high-performing engineering team supporting critical technology platforms. This is a hands-on role focused on Python automation, production stability, application resilience and continuous improvement within a complex, high-volume technology environment. You will work across application, infrastructure and engineering teams to improve the reliability, scalability and operational performance of business-critical platforms.

Responsibilities:

• Develop Python-based automation and tooling to improve operational efficiency.
• Support and enhance critical production applications and services.
• Drive improvements across resilience, availability, performance and capacity.
• Manage deployments, releases, production readiness and failover activities.
• Implement monitoring, alerting and observability solutions.
• Troubleshoot complex application, infrastructure and batch-processing issues.
• Identify root causes and deliver sustainable technical solutions.
• Contribute to CI/CD, automation and wider DevOps and engineering best practices.

Skills and Experience:

• Strong Python development skills, particularly for automation & operational tooling.
• Experience in DevOps, Production Engineering, Platform Engineering or SRE.
• Experience supporting business-critical, high-availability applications.
• Good understanding of CI/CD, deployment, monitoring and software development lifecycles.
• Knowledge of distributed systems, resilience, failover and capacity management.
• Strong troubleshooting and analytical skills across applications and infrastructure.
• Excellent communication and stakeholder management skills.
• Proactive approach with strong ownership and problem-solving capability.

It would be an added advantage if you had any of the following:

• Financial Services, Capital Markets or Trading Technology experience.
• Exposure to risk, trading or regulatory technology.
• Cloud, containers and modern DevOps tooling.
• Large-scale distributed or high-performance computing environments.

CBSbutler is an Equal Opportunities employer and we encourage applicants from all backgrounds