Senior DevOps Engineer

Job title:Senior DevOps Engineer

Salary: £75-81kGrade: Band 3

Contract type: TfL                                                     Reference: 3442

Contract details: Permanent                 Location: Pier Walk, North Greenwich

Application closing date: 17/6/26 at 23:59

External - All offers of employment are subject to satisfactory right‑to‑work checks.  Candidates must be able to demonstrate their right to work in the UK.  At the present time TfL is unable to offer visa sponsorship for this role. 

*Hybrid working within this role enables a balance of 50 per cent of time split between the office and home over a 4-week period. Hybrid working arrangements can evolve subject to business requirements.

Overview of project/role

This role is full, conventional, end-to-end DevOps; Development AND Operations

We aspire to fulfil the full DevOps cycle: Deploy > Operate > Monitor > Plan > Code > Build > Test > Release > Deploy

This role is not Development OF Operations; not limited to Azure DevOps, CI/CD and infrastructure automation

Operations and Support for a wide array of payments-based systems both on-prem and Azure. Some of which are responsible for collecting half of TfL's entire annual budget, over GBP 5 Billion a year!

Some C#/SQL Development experience is essential.

Production incident management experience is essential.

The Senior DevOps Engineer delivers and integrates software to form a complete DevOps tool chain and is responsible for planning and designing large groups of stories, developing an effective DevOps tool chain to enable product delivery, provides coaching and mentoring to more junior colleagues and ensure that deployment strategies for products are repeatable, scalable and highly available, have deep technical knowledge, providing support to delivery teams and solving complex problems, own and be responsible for the overall delivery of work at any scale, a Subject Matter Expert (SME) for and leading the onboarding of specific systems.

Key Accountabilities 

• Develops effective DevOps toolchains to enable product delivery, assure and implement deployment strategies and resolve issues to ensure services are repeatable, scalable, resilient and highly available.
• Lead the sharing of knowledge, documentation and good practice within the team and with related/interested teams and groups to foster innovation, promote continuous learning and growth
• Identify and resolve complex issues preventing delivery or continuation of system support activities to achieve service level agreements (SLAs).
• Design and lead the tactics for building reusable templates and shared services and own the development of medium-long term strategies for product lines within your Functional and Professional Communities.
• Lead one or more system's support providing technical leadership and guidance, creating a DevOps culture and implementing automation best practices.
• Participate in meetings / delivery events and follow processes defined for their team to ensure quality of work and efficiency of the team.
• Provide coaching and mentoring to more junior developers or peers to foster their professional growth, enhance their technical skills, and instil best practices in software development.
• Extensive knowledge of the principles and standards of Technology Products and Operations to ensure that work delivered is of high quality, well rounded, robust, very high performing, and meets the priorities set by the agile process.
• Provide development expertise and insight to support the effective evaluation of new technologies.
• Contribute to the development plans, forecasts and development estimates on software applications, to ensure projects can be planned in a consistent and timely fashion.
• Perform detailed reviews on code developed by peers to improve code quality, knowledge sharing and consistency.

Knowledge

• Detailed knowledge of Azure cloud-based systems and resources.
• Detailed knowledge of Infrastructure as Code (IaC) automation tools.
• Detailed knowledge with configuration management tools.
• Detailed knowledge with CI/CD pipelines in Azure DevOps.
• Detailed knowledge with Agile frameworks including Scrum and