Date: 17 Jan 2026
Location: Pier Walk, TfL Corporate
Company: TfL, GLA or OPDC
Job title: GIS Senior Developer
Salary: Up to £72,000
Location: Pier Walk, North Greenwich
Contract Type: Permanent TFL Band 3 Overview of project/role
We’re seeking a talented Senior GIS Application Engineer to join our Technology Development team and play a key role in maintaining and enhancing our ArcGIS platforms. This is an exciting opportunity to deliver impactful geospatial solutions that support our entire organization.
Key Accountabilities
Implement and maintain ESRI-based GIS infrastructure (ArcGIS Server, Portal for ArcGIS).
Maintain GIS platform security and performance through proactive patching, certificate management, and routine maintenance.
Design, develop, and maintain custom GIS applications and automation tools.
Perform regular GIS data and service maintenance.
Diagnose and resolve issues to ensure GIS system reliability and performance.
Research emerging technologies and provide accurate effort estimates.
Skills \& Experience
Essential
Proven experience installing, configuring and maintaining ArcGIS Enterprise platforms.
Strong Python development skills (OOP, TDD).
Proficiency with ESRI ArcGIS Pro 3.x.
Database development experience (Oracle PL/SQL or MS SQL T-SQL).
Familiarity with CI/CD tools (Azure DevOps, Git).
Experience working in agile teams (Kanban or Scrum).
Desirable
Knowledge of cloud platforms (Azure/AWS).
Web development skills (HTML5, CSS3, JavaScript, ESRI frameworks).
Understanding of accessibility standards (WCAG 2.1+).
PowerShell scripting experience.
Equality, diversity and inclusion
We are committed to equality, diversity and inclusion. We want to represent the city we serve, which will help us become a more innovative and efficient organisation. Our goal is to make our recruitment as inclusive as possible. We are a disability confident employer who guarantee an interview to any disabled candidate who meets all of the essential criteria. We also use anonymising software that removes identifying information from CVs and cover letters to make the process fair.
Application Process
Please apply using your CV, limited to two pages. Word format preferred and do not include any photographs or images.
The closing date for applications is 30/11/2025 @ 23:59 Benefits
In return for your commitment and expertise, you will enjoy excellent benefits and scope to grow. Rewards vary according to the business area but mostly include:
Final salary pension scheme
Free travel for you on the TfL network
A 75% discount on National Rail Season Ticket and interest free loan
30 days annual leave plus public and bank holidays
Private healthcare discounted scheme (optional)
Tax-efficient cycle-to-work programme
Retail, health, leisure and travel offers
Discounted Eurostar travel
Electric Vehicle Salary Sacrifice Scheme (EVSSS)