476 to 500 of 3,411 Security Cleared Jobs in England

Senior Frontend Engineer (React/TypeScript) – SC Cleared (MOD) 3-month contract (extendable) £550–£600/day Outside IR35 Hybrid – Thames Valley Join a cutting-edge UK-based AI company building intuitive, high-performance interfaces for generative AI platforms. We’re seeking a Senior Frontend Engineer to lead the development of user-facing experiences that make advanced AI capabilities … Actions Collaboration with DevOps for AWS CloudFront/S3 delivery, caching, and CDN optimization Accessibility leadership (WCAG 2.1 AA), cross-browser testing, and performance monitoring via Web Vitals Security-first development including CSP headers, XSS prevention, and secure API communication Mentorship and technical leadership across frontend best practices and performance optimization Experience Required: Active SC clearance for MOD … and/or gender reassignment. We welcome applications from all qualified candidates. Attis Global Limited operates as an employment business and agency. Keywords for search: React Frontend Engineer, SC Cleared Contractor, AI UI Developer, TypeScript SPA Architect, Secure Chat Platform, Vite Build Expert, WebSocket Integration, OAuth2 Auth Flow, Real-Time UI Developer, Accessibility Lead, GitHub Actions CI/CD More ❯

Senior Frontend Engineer (React/TypeScript) – SC Cleared (MOD) 3-month contract (extendable) £550–£600/day Outside IR35 Hybrid – Thames Valley Join a cutting-edge UK-based AI company building intuitive, high-performance interfaces for generative AI platforms. We’re seeking a Senior Frontend Engineer to lead the development of user-facing experiences that make advanced AI capabilities … Actions Collaboration with DevOps for AWS CloudFront/S3 delivery, caching, and CDN optimization Accessibility leadership (WCAG 2.1 AA), cross-browser testing, and performance monitoring via Web Vitals Security-first development including CSP headers, XSS prevention, and secure API communication Mentorship and technical leadership across frontend best practices and performance optimization Experience Required: Active SC clearance for MOD … and/or gender reassignment. We welcome applications from all qualified candidates. Attis Global Limited operates as an employment business and agency. Keywords for search: React Frontend Engineer, SC Cleared Contractor, AI UI Developer, TypeScript SPA Architect, Secure Chat Platform, Vite Build Expert, WebSocket Integration, OAuth2 Auth Flow, Real-Time UI Developer, Accessibility Lead, GitHub Actions CI/CD More ❯

Senior DevOps Engineer – Government & Public Sector Location: London (1 day a week) Salary: £60,000 – £70,000 Clearance: SC Cleared or Eligible Join one of the UK’s most respected consultancies and play a pivotal role in delivering cutting-edge cloud and infrastructure solutions to government clients. We’re looking for a Senior DevOps Engineer who is passionate about … high-performing team designing, implementing, and optimising cloud infrastructure for large-scale data and digital transformation programmes within the public sector. You’ll collaborate closely with development and security teams to build robust CI/CD pipelines, ensure cloud governance, and maintain a culture of automation and excellence. Key Responsibilities Design, implement, and manage secure, scalable cloud infrastructure … AWS). Partner with development teams to define and implement infrastructure requirements. Build and maintain CI/CD pipelines to automate build, test, and deployment processes. Implement security best practices and compliance guardrails across cloud environments. Monitor, troubleshoot, and optimise infrastructure for performance and cost-efficiency. Develop and maintain clear documentation and standards for all infrastructure processes. Stay More ❯

Senior DevOps Engineer – Government & Public Sector Location: London (1 day a week) Salary: £60,000 – £70,000 Clearance: SC Cleared or Eligible Join one of the UK’s most respected consultancies and play a pivotal role in delivering cutting-edge cloud and infrastructure solutions to government clients. We’re looking for a Senior DevOps Engineer who is passionate about … high-performing team designing, implementing, and optimising cloud infrastructure for large-scale data and digital transformation programmes within the public sector. You’ll collaborate closely with development and security teams to build robust CI/CD pipelines, ensure cloud governance, and maintain a culture of automation and excellence. Key Responsibilities Design, implement, and manage secure, scalable cloud infrastructure … AWS). Partner with development teams to define and implement infrastructure requirements. Build and maintain CI/CD pipelines to automate build, test, and deployment processes. Implement security best practices and compliance guardrails across cloud environments. Monitor, troubleshoot, and optimise infrastructure for performance and cost-efficiency. Develop and maintain clear documentation and standards for all infrastructure processes. Stay More ❯

Senior DevOps Engineer - Government & Public Sector Location: London (1 day a week) Salary: £60,000 - £70,000 Clearance: SC Cleared or Eligible Join one of the UK's most respected consultancies and play a pivotal role in delivering cutting-edge cloud and infrastructure solutions to government clients. We're looking for a Senior DevOps Engineer who is passionate about … high-performing team designing, implementing, and optimising cloud infrastructure for large-scale data and digital transformation programmes within the public sector. You'll collaborate closely with development and security teams to build robust CI/CD pipelines, ensure cloud governance, and maintain a culture of automation and excellence. Key Responsibilities Design, implement, and manage secure, scalable cloud infrastructure … AWS). Partner with development teams to define and implement infrastructure requirements. Build and maintain CI/CD pipelines to automate build, test, and deployment processes. Implement security best practices and compliance guardrails across cloud environments. Monitor, troubleshoot, and optimise infrastructure for performance and cost-efficiency. Develop and maintain clear documentation and standards for all infrastructure processes. Stay More ❯

Senior DevOps Engineer – Government & Public Sector Location: London (1 day a week) Salary: £60,000 – £70,000 Clearance: SC Cleared or Eligible Join one of the UK’s most respected consultancies and play a pivotal role in delivering cutting-edge cloud and infrastructure solutions to government clients. We’re looking for a Senior DevOps Engineer who is passionate about … high-performing team designing, implementing, and optimising cloud infrastructure for large-scale data and digital transformation programmes within the public sector. You’ll collaborate closely with development and security teams to build robust CI/CD pipelines, ensure cloud governance, and maintain a culture of automation and excellence. Key Responsibilities Design, implement, and manage secure, scalable cloud infrastructure … AWS). Partner with development teams to define and implement infrastructure requirements. Build and maintain CI/CD pipelines to automate build, test, and deployment processes. Implement security best practices and compliance guardrails across cloud environments. Monitor, troubleshoot, and optimise infrastructure for performance and cost-efficiency. Develop and maintain clear documentation and standards for all infrastructure processes. Stay More ❯

Senior DevOps Engineer – Government & Public Sector Location: London (1 day a week) Salary: £60,000 – £70,000 Clearance: SC Cleared or Eligible Join one of the UK’s most respected consultancies and play a pivotal role in delivering cutting-edge cloud and infrastructure solutions to government clients. We’re looking for a Senior DevOps Engineer who is passionate about … high-performing team designing, implementing, and optimising cloud infrastructure for large-scale data and digital transformation programmes within the public sector. You’ll collaborate closely with development and security teams to build robust CI/CD pipelines, ensure cloud governance, and maintain a culture of automation and excellence. Key Responsibilities Design, implement, and manage secure, scalable cloud infrastructure … AWS). Partner with development teams to define and implement infrastructure requirements. Build and maintain CI/CD pipelines to automate build, test, and deployment processes. Implement security best practices and compliance guardrails across cloud environments. Monitor, troubleshoot, and optimise infrastructure for performance and cost-efficiency. Develop and maintain clear documentation and standards for all infrastructure processes. Stay More ❯

Senior DevOps Engineer – Government & Public Sector Location: London (1 day a week) Salary: £60,000 – £70,000 Clearance: SC Cleared or Eligible Join one of the UK’s most respected consultancies and play a pivotal role in delivering cutting-edge cloud and infrastructure solutions to government clients. We’re looking for a Senior DevOps Engineer who is passionate about … high-performing team designing, implementing, and optimising cloud infrastructure for large-scale data and digital transformation programmes within the public sector. You’ll collaborate closely with development and security teams to build robust CI/CD pipelines, ensure cloud governance, and maintain a culture of automation and excellence. Key Responsibilities Design, implement, and manage secure, scalable cloud infrastructure … AWS). Partner with development teams to define and implement infrastructure requirements. Build and maintain CI/CD pipelines to automate build, test, and deployment processes. Implement security best practices and compliance guardrails across cloud environments. Monitor, troubleshoot, and optimise infrastructure for performance and cost-efficiency. Develop and maintain clear documentation and standards for all infrastructure processes. Stay More ❯

APIs using Java (Spring Boot, JAX-RS, Hibernate). Develop API proxies, policies, and shared flows in Apigee. Integrate Back End microservices with Apigee API Gateway. Ensure API security using OAuth2, JWT, API Keys, etc. Monitor and optimize API performance and scalability. Collaborate with cross-functional teams for API life cycle management. Troubleshoot and resolve API-related issues. … Key Skills & Experience: Strong proficiency in Java, Spring Boot, and RESTful APIs. Ideally 2+ years of hands-on experience with Apigee Edge or Apigee X. Experience with API security standards (OAuth, JWT). Familiarity with CI/CD tools (Git, Jenkins). Good understanding of JSON, XML, and HTTP/HTTPS protocols. Experience with Postman, Splunk, and other … the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds. Award Winning LA International, winner of More ❯

Senior Data Engineer (Python/AWS) Full-time | London, UK Hybrid working: 2-3 days per week on-site Must be SC cleared, or eligible to obtain SC-level security clearance Job description We are looking for a developer with expertise in Python, AWS Glue, step function, EMR cluster and redshift, to join our AWS Development Team. … unit test Work with fellow developers, data architects, data analysts and data scientists on data initiatives Expected to understand the core AWS services and apply best practices regarding security and scalability Understand the current application infrastructure, suggesting changes to it Define and document best practices and strategies regarding application deployment and infrastructure maintenance Define service capacity planning strategies More ❯

SC Cleared Senior APEX Developer Bristol, Leicester, or Plymouth (2 days per week onsite) £425 - £525 per day (Inside IR35) 6-month contract Must hold live & transferrable SC clearance ( used within the last 12 months) The Opportunity We're seeking an experienced Senior Oracle APEX Developer to play a key role in supporting critical engineering and digital programmes for … the UK's naval fleet. This is a unique opportunity to apply your skills on projects that directly contribute to national security and the safety of those at sea. The Role As part of the Digital Solutions Team, you'll be responsible for designing, developing, and maintaining complex software applications that underpin through-life engineering support for the More ❯

Senior Oracle APEX Software Engineer (SC Cleared) Bristol, Leicester, or Plymouth (2 days per week onsite) £425 - £525 per day (Inside IR35) 6-month contract Must hold live & transferrable SC clearance ( used within the last 12 months) The Opportunity We're seeking an experienced Senior Oracle APEX Software Engineer to play a key role in supporting critical engineering and … digital programmes for the UK's naval fleet. This is a unique opportunity to apply your skills on projects that directly contribute to national security and the safety of those at sea. The Role As part of the Digital Solutions Team, you'll be responsible for designing, developing, and maintaining complex software applications that underpin through-life engineering More ❯

Brand New Permanent Opportunity within an exciting National Security SME in Cheltenham for a Lead Infrastructure Engineer Enhanced DV cleared to start – must be active (West) Up to £95k DoE - plus benefits and bonuses Cheltenham location – full time on site when required Experience required in Oracle Apex, AWS, APIs, Red Hat, Gitlab Who Are We? Our client … specialises in bespoke software, cyber security, cloud computing, and lifecycle management solutions. They support clients across the full system lifecycle, from design and integration to sustainment and decommissioning, focusing on agile, collaborative, and tailored approaches to complex digital transformation challenges. What will the Lead Infrastructure Engineer be doing? Within the team, you will develop and maintain a suite More ❯

Brand New Permanent Opportunity within an exciting National Security SME in Cheltenham for a Lead Infrastructure Engineer Enhanced DV cleared to start – must be active (West) Up to £95k DoE - plus benefits and bonuses Cheltenham location – full time on site when required Experience required in Oracle Apex, AWS, APIs, Red Hat, Gitlab Who Are We? Our client … specialises in bespoke software, cyber security, cloud computing, and lifecycle management solutions. They support clients across the full system lifecycle, from design and integration to sustainment and decommissioning, focusing on agile, collaborative, and tailored approaches to complex digital transformation challenges. What will the Lead Infrastructure Engineer be doing? Within the team, you will develop and maintain a suite More ❯

Senior Data Scientist | Lead Data Scientist | Data Engineering | Machine Learning | Cloud Computing | SC Cleared or Clearable | 2 days a week | £85,000 plus 15% bonus I am currently working with a brilliant consultancy with deep expertise in their field of Data and Cyber Security solutions, predominantly with Central Government organisations but they also have strong ties with More ❯

Senior Data Scientist | Lead Data Scientist | Data Engineering | Machine Learning | Cloud Computing | SC Cleared or Clearable | 2 days a week | £85,000 plus 15% bonus I am currently working with a brilliant consultancy with deep expertise in their field of Data and Cyber Security solutions, predominantly with Central Government organisations but they also have strong ties with More ❯

Senior Data Scientist | Lead Data Scientist | Data Engineering | Machine Learning | Cloud Computing | SC Cleared or Clearable | 2 days a week | £85,000 plus 15% bonus I am currently working with a brilliant consultancy with deep expertise in their field of Data and Cyber Security solutions, predominantly with Central Government organisations but they also have strong ties with More ❯

Senior Data Scientist | Lead Data Scientist | Data Engineering | Machine Learning | Cloud Computing | SC Cleared or Clearable | 2 days a week | £85,000 plus 15% bonus I am currently working with a brilliant consultancy with deep expertise in their field of Data and Cyber Security solutions, predominantly with Central Government organisations but they also have strong ties with More ❯

Senior Data Scientist | Lead Data Scientist | Data Engineering | Machine Learning | Cloud Computing | SC Cleared or Clearable | 2 days a week | £85,000 plus 15% bonus I am currently working with a brilliant consultancy with deep expertise in their field of Data and Cyber Security solutions, predominantly with Central Government organisations but they also have strong ties with More ❯

is 6 months . The pay rate on offer is 95 per hour (via Umbrella agency - inside IR35) . Security Clearance: must hold SC clearance/SC cleared candidates only Role Summary We are seeking an experienced Senior Project Manager to lead the transformation of a complex, high-profile, and mission-critical project As a key member More ❯

is 6 months . The pay rate on offer is £95 per hour (via Umbrella agency - inside IR35) . Security Clearance: must hold SC clearance/SC cleared candidates only Role Summary We are seeking an experienced Senior Project Manager to lead the transformation of a complex, high-profile, and mission-critical project As a key member More ❯

is 6 months . The pay rate on offer is £95 per hour (via Umbrella agency - inside IR35) . Security Clearance: must hold SC clearance/SC cleared candidates only Role Summary We are seeking an experienced Senior Project Manager to lead the transformation of a complex, high-profile, and mission-critical project As a key member More ❯

is 6 months . The pay rate on offer is £95 per hour (via Umbrella agency - inside IR35) . Security Clearance: must hold SC clearance/SC cleared candidates only Role Summary We are seeking an experienced Senior Project Manager to lead the transformation of a complex, high-profile, and mission-critical project As a key member More ❯

is 6 months . The pay rate on offer is £95 per hour (via Umbrella agency - inside IR35) . Security Clearance: must hold SC clearance/SC cleared candidates only Role Summary We are seeking an experienced Senior Project Manager to lead the transformation of a complex, high-profile, and mission-critical project As a key member More ❯

technical guidance and management on all aspects of architecture and design Be a key member of the PDS Enterprise Architecture community working alongside PDS Cyber Services to deliver ?Security by Design' for National Policing solutions in accordance with established governance. Designing, developing and implementing systems architectural blueprints that will meet Forces' business needs and facilitate improved supporting Policing … Microsoft, AWS, Google etc) Extensive practical knowledge of Enterprise Architecture preferably certified with a recognised framework such as TOGAF, ITIL (Service Management). Substantial knowledge of ICT design, security and privacy standards including NCSC guidance and other legislative requirements, gained through significant experience of solutions delivery in similar size organisations. Excellent knowledge of National Policing Digital Strategy and … disability status. All applicants must be eligible to undergo NPPV3 (Non Police Personnel Vetting Level 3) and SC vetting clearances. Successful applicants will require NPPV3 clearance to have been cleared before starting with PDS. Please note, we may choose to close the advert early if we receive a high volume of applications for this role so please endeavour to More ❯