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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Engineer - System Performance and Integration - Performance - **Company:** London Construction Jobs - **Location:** London, UK - **Experience:** Experienced - **Salary:** £58,323.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Data Analysis, Spreadsheets, Linux, Software Coding - **Published:** May 14, 2026 - **Apply:** https://www.careerjet.co.uk/jobad/gbda4e398ad1d3c5c827659f351c38f555 ## About the Role As a highly motivated and adaptable engineer, you will have significant experience of applying your System Performance knowledge and skills across a project lifecycle: feasibility, concept, detailed design, installation, commissioning, and maintenance. You will be degree qualified (or equivalent) and hold domain knowledge that is relevant to TfL transportation modes. You will have the ability to build effective working relationships at all levels of the organisation, present ideas succinctly to both engineers and non-engineering stakeholders; and represent TfL's interests with external parties. Skills, Knowledge & Experience Skills * Good analytical and data analysis skills (E) * Modelling/Coding skills (basic skill level and above considered) * Analysing data with spreadsheets (using excel or equivalent) (E) * Able to communicate well, including writing technical reports * Time & Quality Management skills (output management, experience using checking methodology, following process & standards, verification and validation activities) Knowledge * Degree or equivalent experience in Engineering/ Science/ Computing field (E) * Knowledge of moving block signalling systems (E) * Railway experience in at least one of the following engineering disciplines: * Systems Performance * Power * Systems Experience * Minimum 2 years of Engineering experience (E) * Experience working with different discipline engineers * Stakeholder/delivery management experience ## Description Transport for London (TfL) is looking for an experienced Systems Performance Engineer to join our Systems Performance & Integration team to help shape the future of TfL's assets and infrastructure across a diverse portfolio of projects and modes of transportation. You will have the ability to analyse and visualise complex data, draw conclusions and produce reports. You can interpret railway signalling and/ or layout and/ or infrastructure scheme design and process and analyse data. You will be able to undertake systems modelling and use specialised system modelling & simulation tools in both Windows and Linux/Unix-based operating environment. You will provide the expertise, support, and guidance to projects to ensure performance and capacity issues are identified and resolved through modelling and analysis. You will play a key role in reducing costs by optimising capital investment, scope, asset utilisation, system design, Journey Time and energy consumption and enhancing system capacity and reliability by identifying and developing solutions to mitigate system constraints and points of failure. This role also involves building stakeholder confidence by continuing to verify and validate system designs and integrate the railway sub-systems to enable the desired performance outcome and improving sustainability by assessing and monitoring the customer environment to inform system technical solutions. Working alongside our team of Engineers you will help to create a culture of continuous improvement through the identification of best practice, innovation, whole life cost optimisation and effective root cause analysis., At Transport for London, safety, trust and fairness sit at the heart of how we recruit. Our Vetting Charter ( ) explains the checks we carry out before you join us, helping ensure we create a safe, inclusive and reliable network for everyone who depends on our services. We simply ask that the information you provide is honest and accurate so we can progress your application smoothly. If something doesn't match or can't be verified, we may not be able to move forward with your application, but we'll always treat you with transparency, respect, and clear communication throughout. ## Related Videos - [Migrating half a million users to a new payment service provider](https://www.wearedevelopers.com/videos/730-migrating-half-a-million-users-to-a-new-payment-service-provider) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Launching a marketplace on-time: A lesson in taking shortcuts using spreadsheets!](https://www.wearedevelopers.com/videos/477-launching-a-marketplace-on-time-a-lesson-in-taking-shortcuts-using-spreadsheets) - [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail) - [The Innovation Formula: Fast Prototyping, Data Analysis, and Real User Insights](https://www.wearedevelopers.com/videos/1421-the-innovation-formula-fast-prototyping-data-analysis-and-real-user-insights) - [From Global Capability Centers to AI-Powered Command Centers](https://www.wearedevelopers.com/videos/100096-from-global-capability-centers-to-ai-powered-command-centers) ## Related Articles - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Average Salary in London](https://www.wearedevelopers.com/magazine/280-average-salary-in-london) - [IT Salaries in UK](https://www.wearedevelopers.com/magazine/288-it-salaries-in-uk) - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [Software Engineer Salary in The UK](https://www.wearedevelopers.com/magazine/231-software-engineer-salary-in-the-uk)