We are looking for a Full Stack Developer to join a growing public sector team delivering secure, high-impact digital services across Defence & Security.This is a unique opportunity to use your development expertise to help solve real-world challenges for government and national security clients. You'll work on meaningful projects in an agile environment, applying your skills across the full software development lifecycle - from design through to deployment.You'll be part of a collaborative and supportive engineering team, working alongside technical leads, project managers, and stakeholders to deliver robust and scalable solutions.What you'll be doing:Designing, developing and deploying secure, high-performing web applications for government clientsWorking across the full software development lifecycle, from requirements through to productionBuilding responsive user interfaces using modern front-end technologiesDeveloping scalable server-side functionality with appropriate frameworks and languagesCreating and maintaining RESTful APIs for integration across platformsFollowing secure coding practices and supporting compliance with government security standardsConducting security reviews and supporting remediation of vulnerabilitiesTranslating technical requirements into delivery plans and codeCommunicating effectively with both technical and non-technical stakeholdersWhat we're looking for:UK Developed Vetting (DV) clearanceStrong experience with front-end technologies such as HTML5, CSS3 and JavaScriptExperience with front-end frameworks such as React, Angular or Vue.jsProficiency in back-end development using Node.js, Python, or JavaExperience with both SQL and NoSQL databasesAbility to analyse and resolve complex problems in a structured wayStrong communication skills and the ability to work well in cross-functional teamsA flexible, adaptable mindset and willingness to work in a fast-paced environmentDesirable experience:Understanding of public sector systems, processes or compliance frameworksKnowledge of accessibility and UX best practices for government applicationsExperience designing and maintaining well-documented REST APIsFamiliarity with secure development practices and secure data handling requirements in governmentShare this jobMark Ellis E-mailManpowerGroup (NYSE: MAN), the leading global workforce solutions company, helps organisations transform in a fast-changing world of work by sourcing, assessing, developing and managing the talent that enables them to win. We develop innovative solutions for hundreds of thousands of organisations every year, providing them with skilled talent while finding meaningful, sustainable employment for millions of people across a wide range of industries and skills. Our expert family of brands - Manpower, Experis and Talent Solutions - creates substantially more value for candidates and clients across 8 countries and territories and has done so for 70 years.