1,076 to 1,100 of 3,129 Security Cleared Jobs in the UK

Offensive Security Tester

Hiring Organisation
NTT DATA
Location
Wolverhampton, West Midlands, UK
Employment Type
Full-time
based ANYWHERE IN THE UK NTT DATA, a global leader in security services, is seeking a CREST-certified Offensive Security Tester to join its UK Security Practice. This role involves conducting advanced penetration testing engagements, identifying vulnerabilities across diverse IT environments, and providing actionable … remediation guidance to enhance client security postures. The ideal candidate will have a strong background in offensive security, a deep understanding of attack techniques, and excellent communication skills to deliver impactful results. Please note To be considered for the position, candidates must be eligible for Security ...

Offensive Security Tester

Hiring Organisation
NTT DATA
Location
Wakefield, West Yorkshire, UK
Employment Type
Full-time
based ANYWHERE IN THE UK NTT DATA, a global leader in security services, is seeking a CREST-certified Offensive Security Tester to join its UK Security Practice. This role involves conducting advanced penetration testing engagements, identifying vulnerabilities across diverse IT environments, and providing actionable … remediation guidance to enhance client security postures. The ideal candidate will have a strong background in offensive security, a deep understanding of attack techniques, and excellent communication skills to deliver impactful results. Please note To be considered for the position, candidates must be eligible for Security ...

Offensive Security Tester

Hiring Organisation
NTT DATA
Location
Hull, East Yorkshire, UK
Employment Type
Full-time
based ANYWHERE IN THE UK NTT DATA, a global leader in security services, is seeking a CREST-certified Offensive Security Tester to join its UK Security Practice. This role involves conducting advanced penetration testing engagements, identifying vulnerabilities across diverse IT environments, and providing actionable … remediation guidance to enhance client security postures. The ideal candidate will have a strong background in offensive security, a deep understanding of attack techniques, and excellent communication skills to deliver impactful results. Please note To be considered for the position, candidates must be eligible for Security ...

Offensive Security Tester

Hiring Organisation
NTT DATA
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
based ANYWHERE IN THE UK NTT DATA, a global leader in security services, is seeking a CREST-certified Offensive Security Tester to join its UK Security Practice. This role involves conducting advanced penetration testing engagements, identifying vulnerabilities across diverse IT environments, and providing actionable … remediation guidance to enhance client security postures. The ideal candidate will have a strong background in offensive security, a deep understanding of attack techniques, and excellent communication skills to deliver impactful results. Please note To be considered for the position, candidates must be eligible for Security ...

Offensive Security Tester

Hiring Organisation
NTT DATA
Location
Brighton, East Sussex, UK
Employment Type
Full-time
based ANYWHERE IN THE UK NTT DATA, a global leader in security services, is seeking a CREST-certified Offensive Security Tester to join its UK Security Practice. This role involves conducting advanced penetration testing engagements, identifying vulnerabilities across diverse IT environments, and providing actionable … remediation guidance to enhance client security postures. The ideal candidate will have a strong background in offensive security, a deep understanding of attack techniques, and excellent communication skills to deliver impactful results. Please note To be considered for the position, candidates must be eligible for Security ...

Offensive Security Tester

Hiring Organisation
NTT DATA
Location
Stoke-on-Trent, Staffordshire, UK
Employment Type
Full-time
based ANYWHERE IN THE UK NTT DATA, a global leader in security services, is seeking a CREST-certified Offensive Security Tester to join its UK Security Practice. This role involves conducting advanced penetration testing engagements, identifying vulnerabilities across diverse IT environments, and providing actionable … remediation guidance to enhance client security postures. The ideal candidate will have a strong background in offensive security, a deep understanding of attack techniques, and excellent communication skills to deliver impactful results. Please note To be considered for the position, candidates must be eligible for Security ...

Integration Project Manager - SC Cleared

Hiring Organisation
Matchtech
Location
Romsey, Hampshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Senior leadership level presentations. Drive process improvements and implement standardized integration practices. Ensure that the target can meet quality standards, compliance requirements, and security protocols throughout the integration process. Champion the integration vision, guiding principles, and cultural alignment across both organizations. Knowledge Skills & Experience Required: Proven experience … team-oriented and collaborative approach to work Ability to understand the big picture, with excellent attention to detail Experience in Defence or National Security sectors is advantageous but not essential. ...

SC cleared Red Hat OpenStack Engineer

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£380 - £400 per day + outside Ir35 /Remote
OpenStack virtual machines (VMs). Essential commercial experience Expert-level Red Hat Enterprise Linux (RHEL) administration, including networking, security, storage, and performance tuning. Deep knowledge of core services (Nova, Neutron, Cinder, Keystone, Glance, Swift Experience of Ansible for configuration management and orchestration, and scripting with Python ...

SC cleared Red Hat OpenStack Engineer

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£380 - £400 per day
OpenStack virtual machines (VMs). Essential commercial experience Expert-level Red Hat Enterprise Linux (RHEL) administration, including networking, security, storage, and performance tuning. Deep knowledge of core services (Nova, Neutron, Cinder, Keystone, Glance, Swift Experience of Ansible for configuration management and orchestration, and scripting with Python ...

Project Manager MOD - SC or DV cleared - Remote

Hiring Organisation
Experis
Location
Basingstoke, Hampshire, United Kingdom
Employment Type
Contract
Contract Rate
£500/day
Project Manager - Remote with occasional travel to Basingstoke and Bracknell Must have either an Active SC or DV Clearance An opportunity has arisen for a Project Manager to join a major Defence delivery programme, supporting ...

Software Developer (PHP) Active SC Clearance Required

Hiring Organisation
Stealth IT Consulting Limited
Location
United Kingdom
Employment Type
Contract
Contract Rate
£450 per day £450 per day (Inside IR35)
About the Role We are seeking an experienced Software Developer with strong PHP expertise to join an exciting project. This is an urgent requirement for a candidate with active SC clearance who can hit the ...

User Researcher (SC Cleared / SC Eligible)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Join a leading consultancy's Digital Excellence team, where strategic thinking, creativity, and technology come together to drive transformation across public and private sectors. Role Overview As a User Researcher, you'll work in multidisciplinary ...

Data Engineer - Gloucester

Hiring Organisation
NSD
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
Pipelines, ETL processing, Data Integration, Apache, SQL/NoSQL Who Are We? Our client is a trusted and growing supplier to the National Security sector, delivering mission-critical solutions that help keep the nation safe, secure, and prosperous. You'll work with cutting-edge technologies including AI/… PIPELINES/DATA GOVERNANCE/SQL/NOSQL/APACHE/NIFI/KAFKA/ETL/GLOUCESTER/DV/SECURITY CLEARED/DV CLEARANCE ...

IT Support Analyst - Windows 10/11 -Salisbury - £30-35,000 + Benefits

Hiring Organisation
SmartSourcing Ltd
Location
Salisbury, Wiltshire, United Kingdom
Employment Type
Permanent
Salary
GBP 30,000 - 35,000 Annual
handle calls and requests, resolve incidents, and ensure IT services run smoothly. You will be working in an SC Security Cleared environment. You will either currently hold SC/DV Clearance, or be eligible to undertake.* The client will sponsor SC clearance if not already held* £ Paying … Halo Service Management tool. Troubleshoot and resolve issues, escalating when needed. support device builds, provisioning, and asset management. Ensure compliance with IT security policies. Essential Skills strong knowledge of Windows 10/11, Microsoft Office, O365. Experience in IT support across multi-office environments. Familiarity with ITIL ...

NSL - Scrum Master

Hiring Organisation
BAE Systems
Location
London, UK
Join BAE Systems as a Agile Coach. As an Agile Coach for a Software Engineering team, you'll be working with our National Security Customers to build and run systems that support their core mission capabilities. You'll work as part of empowered, autonomous DevOps teams with regular … risk Experience with software development or design Security Clearance is required for this vacancy. If you are not currently Security Cleared, you will need to be eligible for this and willing to go through the process. How We Will Support You Work-life balance ...

NSL - Scrum Master

Hiring Organisation
BAE Systems
Location
Slough, Berkshire, UK
Join BAE Systems as a Agile Coach. As an Agile Coach for a Software Engineering team, you'll be working with our National Security Customers to build and run systems that support their core mission capabilities. You'll work as part of empowered, autonomous DevOps teams with regular … risk Experience with software development or design Security Clearance is required for this vacancy. If you are not currently Security Cleared, you will need to be eligible for this and willing to go through the process. How We Will Support You Work-life balance ...

Data Engineer - Hereford - SQL - Python - £70K

Hiring Organisation
Tenth Revolution Group
Location
Hereford, Herefordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £70,000 per annum
professional development and encouraging employees to push the boundaries.. We need candidates to come with good Python and SQL experience and ideally be DV Cleared, however if not, the ability to upgrade clearance from SC to DV.**Key skills required:**- Proficiency in Python and SQL- Experience with data modelling … interpreting complex data sets- Ability to collaborate effectively within a diverse team***Please note that this role requires candidates to be either DV Cleared or SC cleared with the ability to be DV Cleared***This role offers a unique opportunity to deepen your expertise while contributing ...

Senior DevOps Engineer

Hiring Organisation
Sanderson Recruitment
Location
Corsham, Wiltshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 625 - 675 Daily
DevOps Engineer - AWS & Azure - SC Cleared - £650/day Inside IR-35 Contract Overview: Position: DevOps Engineer Location: Hybrid - on-site in Corsham or Salisbury one day every fortnight Start Date: January 2026 Duration: Initial 6-month contract Rate: £650 per day (likely inside IR35) Clearance: Active SC clearance ...

Penetration Tester

Hiring Organisation
NSD
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£420 - £470 per day
with strong consultancy skills Active SC Clearance required About the Client Our client is a respected organisation operating within a highly regulated and security focused environment. Their teams support a wide range of technical services that help strengthen critical digital operations. With growing demand across their security … Tester to join their established team. The Benefits Exposure to varied testing engagements Collaborative and supportive technical environment Opportunity to deliver high impact security testing across complex environments The Penetration Tester Role As the Penetration Tester you will carry out a full range of technical security ...

Contract SIEM Engineer

Hiring Organisation
Searchability NS&D
Location
Wokingham, Berkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£310 - £410 per day
client is a well-established technology-driven organisation with a strong focus on advancing its cybersecurity capabilities. You will join a dedicated security team working to enhance threat detection and response across complex environments. This is a crucial role for an experienced SIEM Engineer to make a measurable … impact by improving resilience and operational security. THE BENEFITS: Up to £410 per day (Inside IR35) Hybrid working arrangement Collaborative and innovative security culture Opportunity to work with leading SIEM and EDR technologies THE SIEM ENGINEER ROLE: As a SIEM Engineer, you will design, deploy, and maintain SIEM ...

Unix Linux System Administrator

Hiring Organisation
83zero
Location
City Of Bristol, England, United Kingdom
improve efficiency and streamline operations. Support project delivery teams with technical expertise and system configuration. Ensure systems remain secure, stable, and compliant with security standards. About You We’re looking for someone who has: Proven experience in Unix/Linux administration within enterprise environments. Strong knowledge of Solaris … languages . A proactive approach to problem solving and continuous improvement. The ability to work independently in a highly regulated and secure environment. Security & Eligibility This role requires sole UK nationals only (dual nationals cannot be considered). You must be eligible for SC clearance (existing ...

Unix/Linux Engineer

Hiring Organisation
83zero Ltd
Location
Bristol, Avon, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
improve efficiency and streamline operations. Support project delivery teams with technical expertise and system configuration. Ensure systems remain secure, stable, and compliant with security standards. About You We're looking for someone who has: Proven experience in Unix/Linux administration within enterprise environments. Strong knowledge of Solaris … languages . A proactive approach to problem solving and continuous improvement. The ability to work independently in a highly regulated and secure environment. Security & Eligibility This role requires sole UK nationals only (dual nationals cannot be considered). You must be eligible for SC clearance (existing ...

Azure Consultant/Azure Architect, fully remote

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 - 650 Daily
Fully remote Azure Consultant/Azure Architect. Our client is looking to hire a security cleared - SC - Azure specialist for a 4 month contract assignment. The successful candidate will assess the current Azure Landing Zone to ensure it's built to Microsoft Best Practice and align with ...

Unix/Linux Systems Administrator Solaris Specialist

Hiring Organisation
83zero Ltd
Location
Barrow-in-Furness, Cumbria, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
improve efficiency and streamline operations. Support project delivery teams with technical expertise and system configuration. Ensure systems remain secure, stable, and compliant with security standards. About You We're looking for someone who has: Proven experience in Unix/Linux administration within enterprise environments. Strong knowledge of Solaris … languages . A proactive approach to problem solving and continuous improvement. The ability to work independently in a highly regulated and secure environment. Security & Eligibility This role requires sole UK nationals only (dual nationals cannot be considered). You must be eligible for SC clearance (existing ...

Senior Linux Engineer

Hiring Organisation
Anson Mccade
Location
Stevenage, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£60,000
technical challenges, and is keen to develop specialist skills within an advanced HPC setting. Whats on Offer Salary up to £60,000 10% Security Clearance Allowance 5%10% Annual Company Bonus £6,000 Car Allowance Comprehensive benefits package, including private healthcare, 10% pension, and life assurance First-class … Understanding of enterprise storage solutions (DDN, NetApp, IBM, Dell EMC etc) Strong communication and stakeholder engagement skills Eligibility to obtain high-level UK security clearance O.K. I'm in what's next? Apply with your latest CV below ...