176 to 200 of 373 Security Cleared Jobs in Hertfordshire

Have Experience with customer-facing deployments or upgrades Familiarity with PHP, Node.js, Python, Java, or JavaScript from an infrastructure perspective Awareness of compliance, security policies, and access controls Any exposure to Site24x7, LDAP, WSUS, or Active Directory Ability to work toward (or already hold) UK security … Growth Work directly with a seasoned, high-performing lead whos helped engineers launch international careers Real Challenge Youll gain experience across infrastructure, cloud, security, and systems in a genuinely complex environment More ❯

Have Experience with customer-facing deployments or upgrades Familiarity with PHP, Node.js, Python, Java, or JavaScript from an infrastructure perspective Awareness of compliance, security policies, and access controls Any exposure to Site24x7, LDAP, WSUS, or Active Directory Ability to work toward (or already hold) UK security … directly with a seasoned, high-performing lead who’s helped engineers launch international careers Real Challenge – You’ll gain experience across infrastructure, cloud, security, and systems in a genuinely complex environment More ❯

Have Experience with customer-facing deployments or upgrades Familiarity with PHP, Node.js, Python, Java, or JavaScript from an infrastructure perspective Awareness of compliance, security policies, and access controls Any exposure to Site24x7, LDAP, WSUS, or Active Directory Ability to work toward (or already hold) UK security … directly with a seasoned, high-performing lead who’s helped engineers launch international careers Real Challenge – You’ll gain experience across infrastructure, cloud, security, and systems in a genuinely complex environment More ❯

Have Experience with customer-facing deployments or upgrades Familiarity with PHP, Node.js, Python, Java, or JavaScript from an infrastructure perspective Awareness of compliance, security policies, and access controls Any exposure to Site24x7, LDAP, WSUS, or Active Directory Ability to work toward (or already hold) UK security … directly with a seasoned, high-performing lead who’s helped engineers launch international careers Real Challenge – You’ll gain experience across infrastructure, cloud, security, and systems in a genuinely complex environment More ❯

meet project deadlines, and maintain a high level of quality and attention to detail. Adhere to established coding standards, software development processes, and security protocols. Qualifications Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field. Essential Skills Proven experience working as … for complex projects. Extensive experience working in the sector. What Do I Need Before I Apply Eligibility and willingness to obtain SC Clearance (Security Check Clearance) is essential. Benefits Collaborative working environment - we stand shoulder to shoulder with our clients and our peers through good times and challenges. More ❯

Solution Architect – Microsoft Dynamics & Power Platform Hybrid/Remote Must be eligible for SC Clearance (minimum 5 years UK residency required) The Role In this position, you will shape high-impact digital strategies and lead the design of end-to More ❯

Solution Architect – Microsoft Dynamics & Power Platform Hybrid/Remote Must be eligible for SC Clearance (minimum 5 years UK residency required) The Role In this position, you will shape high-impact digital strategies and lead the design of end-to More ❯

Solution Architect – Microsoft Dynamics & Power Platform Hybrid/Remote Must be eligible for SC Clearance (minimum 5 years UK residency required) The Role In this position, you will shape high-impact digital strategies and lead the design of end-to More ❯

Role : Wintel Engineer – Windows Server Support Location : Stevenage (On-site) Salary : £45,000 – £52,500 + bonus + benefits Security Clearance : SC – Security Check (must be willing to undergo Developed Vetting clearance) Interviews : One stage, remote We are supporting a major consultancy on a high-priority … admin Scripting (PowerShell, Python, CLI) Networking fundamentals (DNS, DHCP, TCP/IP, Cisco) Familiarity with tools like Exchange, SQL Server, Skype for Business Security Clearance Active SC clearance is preferred; however, candidates eligible for SC and willing to progress to Developed Vetting (DV) will be considered. SC clearance More ❯

Role : Wintel Engineer – Windows Server Support Location : Stevenage (On-site) Salary : £45,000 – £52,500 + bonus + benefits Security Clearance : SC – Security Check (must be willing to undergo Developed Vetting clearance) Interviews : One stage, remote We are supporting a major consultancy on a high-priority … admin Scripting (PowerShell, Python, CLI) Networking fundamentals (DNS, DHCP, TCP/IP, Cisco) Familiarity with tools like Exchange, SQL Server, Skype for Business Security Clearance Active SC clearance is preferred; however, candidates eligible for SC and willing to progress to Developed Vetting (DV) will be considered. SC clearance More ❯

Role : Wintel Engineer – Windows Server Support Location : Stevenage (On-site) Salary : £45,000 – £52,500 + bonus + benefits Security Clearance : SC – Security Check (must be willing to undergo Developed Vetting clearance) Interviews : One stage, remote We are supporting a major consultancy on a high-priority … admin Scripting (PowerShell, Python, CLI) Networking fundamentals (DNS, DHCP, TCP/IP, Cisco) Familiarity with tools like Exchange, SQL Server, Skype for Business Security Clearance Active SC clearance is preferred; however, candidates eligible for SC and willing to progress to Developed Vetting (DV) will be considered. SC clearance More ❯

EE Labs environments, contribute to developing new services, and refine existing ones to enhance customer experience and network leadership. The successful candidate must be cleared to BPSS (or equivalent) at minimum, with potential requirement for National Security Vetting (e.g., CTC, SC, or NPPV). What you'll … improvement by automating testing, design, and operational processes, leading configuration changes via CICD pipelines. The skills you'll need Troubleshooting Network Delivery Network Security Technical Documentation Network Configuration What we would like to see on your CV Experience in a technical role within a telco, managing cloud core …/LTE architecture, protocols such as BGP, PFCP, GTPv2, Diameter, SIP, Kubernetes, Linux, Python, and Automation CI/CD pipelines. Knowledge of network security vulnerabilities and firewall implementations. Strong stakeholder management and influencing skills, with a good understanding of end-to-end mobile services, Network Cloud, IP, and More ❯

/CD tools like Jenkins, GitLab CI or GitHub Actions Strong scripting skills (e.g. Python, Bash) and working knowledge of APIs and microservices Security Clearance: Candidates must be eligible to pass Baseline Personnel Security Standard (BPSS) checks. Please call Edward Laing here at ISR Recruitment on More ❯

/CD tools like Jenkins, GitLab CI or GitHub Actions Strong scripting skills (e.g. Python, Bash) and working knowledge of APIs and microservices Security Clearance: Candidates must be eligible to pass Baseline Personnel Security Standard (BPSS) checks. Please call Edward Laing here at ISR Recruitment on More ❯

/CD tools like Jenkins, GitLab CI or GitHub Actions Strong scripting skills (e.g. Python, Bash) and working knowledge of APIs and microservices Security Clearance: Candidates must be eligible to pass Baseline Personnel Security Standard (BPSS) checks. Please call Edward Laing here at ISR Recruitment on More ❯

system? Were looking for a Lead Infrastructure Engineer Hardware & Platforms to take charge of designing and deploying the physical backbone of a high-security, multi-site platform. Youll play a key role in driving the technical delivery of our platform services, working hands-on with enterprise hardware in … Experience with infrastructure automation tools such as PowerShell, Ansible and Terraform. Understanding of datacentre power and cooling requirements. Knowledge of secure environments and security regulations such as JSP 440 or SCIDA. Experience with monitoring tools like SCOM or SolarWinds. If you are interested in this role but not … are exactly what were looking for, please do apply, wed love to hear from you! Employment Type: Full-time, Permanent Location: Hemel Hempstead Security Clearance Level: Must hold active SC clearance as a minimum be DV eligible. Internal Recruiter: Annecia Salary: up to £74,000 Benefits More ❯

re hiring a Technical Team Lead for a cutting-edge company delivering secure, scalable software solutions to some of the UK’s most security-conscious organisations. If you’re a hands-on leader with a background in secure systems or government projects, this is a unique opportunity to … 80k + excellent benefits Remote-first, with access to hubs in London or Cheltenham Mission-led work – develop systems that directly support national security Work with Java, Spring Boot, AWS, Kubernetes, React Join a collaborative culture that values autonomy, growth, and innovation What You’ll Bring: Experience leading … Excellent communication and client engagement skills British passport (essential) This role would particularly suit someone who currently holds or has previously held UK security clearance and is familiar with the rigour of working on classified or sensitive systems. Due to the nature of the projects, we can only More ❯

re hiring a Technical Team Lead for a cutting-edge company delivering secure, scalable software solutions to some of the UK’s most security-conscious organisations. If you’re a hands-on leader with a background in secure systems or government projects, this is a unique opportunity to … 80k + excellent benefits Remote-first, with access to hubs in London or Cheltenham Mission-led work – develop systems that directly support national security Work with Java, Spring Boot, AWS, Kubernetes, React Join a collaborative culture that values autonomy, growth, and innovation What You’ll Bring: Experience leading … Excellent communication and client engagement skills British passport (essential) This role would particularly suit someone who currently holds or has previously held UK security clearance and is familiar with the rigour of working on classified or sensitive systems. Due to the nature of the projects, we can only More ❯

re hiring a Technical Team Lead for a cutting-edge company delivering secure, scalable software solutions to some of the UK’s most security-conscious organisations. If you’re a hands-on leader with a background in secure systems or government projects, this is a unique opportunity to … 80k + excellent benefits Remote-first, with access to hubs in London or Cheltenham Mission-led work – develop systems that directly support national security Work with Java, Spring Boot, AWS, Kubernetes, React Join a collaborative culture that values autonomy, growth, and innovation What You’ll Bring: Experience leading … Excellent communication and client engagement skills British passport (essential) This role would particularly suit someone who currently holds or has previously held UK security clearance and is familiar with the rigour of working on classified or sensitive systems. Due to the nature of the projects, we can only More ❯

SC Cleared Cloud Engineer (Level 3) | £550 - £575/day | 6-Month Contract | Hybrid (1 days/month in London) We're looking for an experienced Level 3 Cloud Engineer to provide vital support for a cloud-based Critical National Infrastructure (CNI) platform . If you're passionate about … for scalability, cost-efficiency & availability Essential Skills & Experience: Cloud & Infrastructure: AWS, Terraform/CloudFormation, Linux Admin, Nginx, Packer Collaboration Tools: Git, Jira, Confluence Security Clearance: Must be SC Clearable & Ideally NPPV3 Desirable Skills: Kubernetes, Docker, Hashicorp tools (Vault, Consul, Packer) Strong ability to define logical design & align infrastructure More ❯

SC Cleared Cloud Engineer (Level 3) | £550 - £575/day | 6-Month Contract | Hybrid (1 days/month in London) We're looking for an experienced Level 3 Cloud Engineer to provide vital support for a cloud-based Critical National Infrastructure (CNI) platform . If you're passionate about … for scalability, cost-efficiency & availability Essential Skills & Experience: Cloud & Infrastructure: AWS, Terraform/CloudFormation, Linux Admin, Nginx, Packer Collaboration Tools: Git, Jira, Confluence Security Clearance: Must be SC Clearable & Ideally NPPV3 Desirable Skills: Kubernetes, Docker, Hashicorp tools (Vault, Consul, Packer) Strong ability to define logical design & align infrastructure More ❯

SC Cleared Cloud Engineer (Level 3) | £550 - £575/day | 6-Month Contract | Hybrid (1 days/month in London) We're looking for an experienced Level 3 Cloud Engineer to provide vital support for a cloud-based Critical National Infrastructure (CNI) platform . If you're passionate about … for scalability, cost-efficiency & availability Essential Skills & Experience: Cloud & Infrastructure: AWS, Terraform/CloudFormation, Linux Admin, Nginx, Packer Collaboration Tools: Git, Jira, Confluence Security Clearance: Must be SC Clearable & Ideally NPPV3 Desirable Skills: Kubernetes, Docker, Hashicorp tools (Vault, Consul, Packer) Strong ability to define logical design & align infrastructure More ❯

Test Engineer - SC Cleared Birmingham/London 2 days per month. £350 - £400 Inside IR35 6 month contract AWS/Cypress/Selenium Please note: Candidates must hold current SC (Security Check) clearance. Our Digital team at Talent Consulting is working on an exciting digital transformation with More ❯

Test Engineer - SC Cleared Birmingham/London 2 days per month. £350 - £400 Inside IR35 6 month contract AWS/Cypress/Selenium Please note: Candidates must hold current SC (Security Check) clearance. Our Digital team at Talent Consulting is working on an exciting digital transformation with More ❯

Test Engineer - SC Cleared Birmingham/London 2 days per month. £350 - £400 Inside IR35 6 month contract AWS/Cypress/Selenium Please note: Candidates must hold current SC (Security Check) clearance. Our Digital team at Talent Consulting is working on an exciting digital transformation with More ❯