4,776 to 4,800 of 5,178 Security Cleared Jobs in England

Backend Engineer: Scalable Distributed Systems

Location
Greater London, England, United Kingdom
technical teammates to solve customer problems, build high-performance data processing pipelines, and contribute to open-source libraries, with emphasis on security clearance readiness and cloud infrastructure #J-18808-Ljbffr ...

Innovation Consultant, Advanced Communications Tech

Location
Greater London, England, United Kingdom
multiple workstreams. The role requires strong analytical skills, ability to interrogate vendor claims, and the capability to translate complex ideas for nontechnical audiences. Security clearance eligibility is noted as a requirement. #J-18808-Ljbffr ...

Defence Data Fusion Product Manager (SC)

Location
Greater London, England, United Kingdom
fusion platform. This role focuses on operational implementation bridging tactical edge sensors in low-bandwidth environments with strategic HQ analytics. The position requires security clearance (SC) and British citizenship, and involves travel to client sites with possible travel across the UK. Start ASAP, 2–3 days on site. ...

Senior Infrastructure Consultant — Secure & Scalable Environments

Location
Greater London, England, United Kingdom
scalable infrastructure solutions. This role is vital for supporting high-profile clients and requires working collaboratively within a team. Candidates should hold UK Security Clearance or be eligible to obtain it, and have the ability to work in secure programme environments. The position offers a hybrid work model ...

Systems Engineer (LR08)

Location
Whiteley, England, United Kingdom
Office 365 suite. Membership of a relevant professional institution, professional registration or INCOSE certification. We support flexible working. This Whiteley-based role requires security clearance, travel to Ministry of Defence bases and other sites, occasional overseas travel, and occasional weekend working. Benefits Core Benefits 201 hours (approx. … Lifestyle Enhanced Maternity pay Enhanced Paternity leave & pay Enhanced Occupational Sick pay Mental Health First Aiders Recognition through Altair Award Employee referral bonus Security Clearance Statement Due to the nature of the work that we do, many of our roles are subject to security restrictions. This ...

Maritime Solutions Engineer - Pre-Sales & Tech Bridge

Location
Greater London, England, United Kingdom
advance autonomous systems adoption. The role combines pre-sales engineering, architecture discussions, demos and deployments, requiring strong C/C++/Python skills, security clearance, and excellent English communication. #J-18808-Ljbffr ...

Senior Algorithmic Software Dev - Space Systems (Hybrid)

Location
Leatherhead, England, United Kingdom
help grow a team through knowledge sharing and technical guidance. Due to the secure nature of the programme, you will need UK Security Clearance or be eligible to obtain it. This is a hybrid position based in Leatherhead. #J-18808-Ljbffr ...

Strategic Solution Architect – National Policing CTO Office

Location
Greater London, England, United Kingdom
solutions with real-world impact, acting as a trusted deputy to the CTO on solution matters. The role is hybrid and requires UK Security Clearance or eligibility, with travel to London when required. CGI offers a competitive salary, private healthcare, a pension, and a share scheme. #J ...

Senior FPGA Engineer – Real-Time Video & Payload Systems

Location
West of England, England, United Kingdom
develop the video pipeline and real-time interfaces while collaborating with cross-functional teams across UK, Portugal, US and Europe. Travel is expected; security clearance is required, with a competitive package, discretionary bonus, and a hybrid working model centered on Bristol sites. #J-18808-Ljbffr ...

Hybrid Lead IVVQ Engineer - Systems & Testing

Location
Templecombe, England, United Kingdom
cutting-edge RF communication systems. This hybrid role demands robust systems engineering skills and experience in managing cross-functional teams. Applications require UK security clearance, and candidates must demonstrate strong interpersonal abilities and technical knowledge. Join Thales Group to contribute to vital national defense technologies and enhance safety ...

Senior PCB Layout Engineer — High-Speed RF & Mixed-Signal

Location
Tewkesbury, England, United Kingdom
role you will mentor junior engineers, coordinate with PCB fabricators, and contribute to high-speed digital and RF designs using Siemens Xpedition. A security clearance is preferred and relocation assistance is available. #J-18808-Ljbffr ...

UK-Based Change Management Consultant (Digital Transformation)

Location
Greater London, England, United Kingdom
Atos Group is hiring a talented Organisational Change Consultant to join our UK-based team. This role requires SC-level security clearance eligibility and hands-on experience delivering people-focused change within digital, AI, and business transformation programmes. You will engage with clients to develop tailored change management ...

Edge ML Engineer: Mid to Principal

Location
West of England, England, United Kingdom
clearance eligibility is a must; salary is tailored by role scope. The team focuses on sensing, AI, and communications for defense and national security, with a strong emphasis on production-grade ML, model #J-18808-Ljbffr ...

Hybrid MP&C Manager — SAP/MPS Leader

Location
Bolton, England, United Kingdom
manage SAP-based MRP, collaborate with supply chain colleagues to validate material plans, and deliver on-time commitments while improving processes and KPIs. Security clearance is required. We offer a competitive package and site facilities. #J-18808-Ljbffr ...

Principal EMC Engineer — Naval Defence, Hybrid Role

Location
West of England, England, United Kingdom
internal teams to grow EMC capability across the business. The role requires SME knowledge of DEF STAN 59-411, strong EMC principles, and security clearance; hybrid #J-18808-Ljbffr ...

Penetration Tester - CHECK Team Member

Hiring Organisation
F5 consultants
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 Annual
Team Member Salary: Up to £80,000 Location: UK-wide Working pattern: Hybrid, predominantly home-based with UK client-site travel when required Security requirements: Current SC clearance and sole UK nationality Are you a hands-on Penetration Tester who enjoys finding the weaknesses others miss-and explaining ...

Senior VDI, HCI & Container Platform Consultant

Location
Bristol, England, United Kingdom
sales activities. Candidates should have over 5 years of experience and a degree in computer science or a related field. UK Government Security Clearance eligibility is required. #J-18808-Ljbffr ...

AI Strategy & Data Solutions Architect — Hybrid

Location
Greater London, England, United Kingdom
will collaborate on designing AI strategies, developing innovative solutions, and turning emerging technologies into business value. The ideal candidate will possess UK Security Clearance or be eligible to obtain one, and will work in a hybrid setting. The role offers competitive salary, pension, and private healthcare, along with ...

Hybrid Network Engineer – Enterprise & Secure Infra

Location
Corsham, England, United Kingdom
engineering support to the OpNET programme, designing, building and supporting enterprise network infrastructure across physical and virtual environments. The role requires UK Security Clearance (SC), familiarity with OSPF, BGP, VXLAN and leaf-spine architectures, and the ability to produce design documents, build guides and runbooks. The contract runs ...

Senior Data Analyst – Army Collective Training Insights

Location
Warminster, England, United Kingdom
Training team on a permanent, full-time basis. This hybrid role requires 2–3 days on-site in Warminster and eligibility for UK Security Clearance at BPSS level. You will partner with stakeholders to turn complex data into actionable insights that influence training outcomes and operational decisions. ...

Senior NPI Engineer — Microcircuit Modules (High-Rel)

Location
Great Yarmouth, England, United Kingdom
Great Yarmouth. This permanent role offers £50,000-£55,000, a 37.5-hour working week and on-site 9-day fortnight, with security clearance required to work on defence, aerospace and oil & gas programmes. You will take ownership of manufacturing engineering projects, ensuring successful New Product Introduction, process ...

Principal OT Consultant

Location
Greater London, England, United Kingdom
work at client locations as required. We are working with a global client seeking a Principal OT Consultant to lead and deliver cyber security services across industrial control system (ICS) and SCADA environments. The role involves managing client relationships, overseeing delivery teams, supporting business development efforts, and contributing … growth of global OT capabilities alongside the OT Director. Key Responsibilities: Deliver OT cyber security services, including architecture, assurance, and engineering Assess, design, and implement security controls for industrial environments Conduct risk assessments and gap analyses using frameworks such as NIST and IEC 62443 Translate technical ...

RF Data Scientist — AI-Driven Signal Research

Location
City Of London, England, United Kingdom
including the use of AI, for recognition, identification, localisation and manipulation of relevant signals. A PhD or equivalent experience is required, with UK security clearance eligibility. Hybrid work is likely, with time spent at the organisation’s central London research offices and strong Python/ML skills emphasized. ...

RF/EM AI Research Scientist - Deep ML for Defense

Location
City Of London, England, United Kingdom
across teams to produce impactful results. The candidate will be expected to publish findings, lead high-quality projects, and be eligible for UK security clearance due to sensitive nature of work. Hybrid office-based with some home working. #J-18808-Ljbffr ...