Salary: £40,000 - 46,000 per year Requirements: 10 years in GIS Web Application Development & Deployment Strong hands-on experience with ArcGIS Enterprise 11.5, including ArcGIS Portal, ArcGIS Server, and ArcGIS Data Store Expertise in ArcGIS Pro, including tools, extensions, and advanced geoprocessing Competency in ArcGIS Online and Portal for ArcGIS content creation, administration, and deployment Proficiency in .NET or Java, along with Python, SQL, and JavaScript Experience with React JS for custom widget/tool development in Experience Builder Knowledge of web services, open standards, and geospatial formats (XML, GML, KML) Experience maintaining and processing spatial datasets within relational databases Working knowledge of spatial indexing, database optimization, and schema design Familiarity with cloud environments such as AWS, Azure, or equivalent platforms Experience with infrastructure monitoring tools and performance optimization Strong problem-solving and analytical skills Ability to work independently and manage multiple priorities Experience supporting team members in a GIS/technical capacity Knowledge/experience in creating web-based GIS applications and dashboards Custom development on enterprise GIS servers using ESRI technologies or ArcGIS Experience Builder (COTS & custom tools) Responsibilities: Oversee GIS data management and migration, ensuring accuracy, consistency, and quality across datasets Manage and optimize GIS databases using SQL/PostGIS, Oracle Spatial, and related systems Provide technical guidance, mentorship, and knowledge-sharing support to GIS team members Collaborate with project managers, clients, and cross-functional teams to understand requirements and deliver effective GIS solutions Design and develop customized GIS applications using ESRI technologies and various GIS tools Ensure integration of GIS systems with business workflows and enterprise-level applications Develop server-side GIS logic using ESRI technologies and enterprise GIS frameworks Lead the development and migration of GIS-based applications using ESRI technology stack Utilize programming languages such as Python, SQL, and JavaScript for automation, data processing, and application development Build custom and COTS-based solutions in ArcGIS Experience Builder using React JS Conduct geospatial analysis, cartographic design, and data visualization to support decision-making Perform web map creation, service publishing, ArcGIS Portal content migration, and develop StoryMaps Build automated workflows using ModelBuilder, Python scripts, and geoprocessing models Work with tools like FME for spatial data ETL and data transformation processes Technologies: AWS Azure Cloud ETL GIS Support Java JavaScript Oracle Python React SQL Web XML ASP.NET More: We are seeking an experienced Web GIS Lead to oversee the development, implementation, and migration of enterprise GIS solutions. This role is based in Wokingham, UK, and requires working from our office five days a week for a 6-month contract position. We provide a collaborative and innovative environment where you will manage GIS data and systems, guide GIS teams, and ensure seamless integration of GIS applications with ArcGIS Enterprise components. If you are looking for an opportunity to apply your expertise in GIS and lead impactful projects, we encourage you to apply. last updated 9 week of 2026