16 of 16 Permanent Security Cleared Jobs in South Yorkshire

DevOps Engineer

Hiring Organisation
Frontier Resourcing
Location
Doncaster, South Yorkshire, UK
Employment Type
Full-time
supporting a National Security-focused technology consultancy in the search for a DV-cleared Cloud Engineer with strong experience automating secure, scalable cloud platforms in highly regulated environments. Responsibilities Automate application and infrastructure provisioning, configuration and deployment within highly secure AWS environments Design, build and maintain …/CD pipelines operating under strict security constraints Deploy and manage containerised workloads at scale Embed security best practice by design across infrastructure, pipelines and runtime environments Work as part of a multi-disciplined Agile/Scrum delivery team Contribute to continuous improvement of tooling, automation ...

Senior Software Engineer

Hiring Organisation
Advanced Resource Managers
Location
Sheffield, UK
Employment Type
Full-time
note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance – please only apply if suitable Key Responsibilities: C++ software development Development of new applications to meet user expectations and within formal constraints Developing ...

Application Packaging & Deployment Engineer

Hiring Organisation
Shaw Daniels Solutions
Location
Doncaster, South Yorkshire, UK
Employment Type
Full-time
Application Packaging & Deployment Engineer Location: Remote UK - will need to travel occasionally for customer meetings Clearance Requirement: UK Security Clearance (SC) – Mandatory Role Purpose The Application Packaging & Deployment Engineers will be responsible for packaging, testing, and deploying applications using SCCM and Intune. The role ensures software delivery ...

Business Development Executive

Hiring Organisation
Cegeka
Location
Doncaster, South Yorkshire, UK
Employment Type
Full-time
with CRM tools and bid management processes Awareness of the Procurement Act and UK Government buying behaviours Experience in IT contract recruitment sales Security Clearance may be required (but will be sponsored by Cegeka as necessary) What We Offer: Competitive salary and benefits including private healthcare and dental ...

Trainee Systems Engineer - PhD Graduates

Hiring Organisation
Matchtech
Location
Doncaster, South Yorkshire, UK
Employment Type
Full-time
multi-disciplinary and diverse teams of people, so a positive and open mind is essential. All successful applicants must be eligible for full security clearance and access to UK-caveated and ITAR controlled information. Apply now to find out more about the LEAP Programme and embark ...

Support Analyst

Hiring Organisation
Mastek
Location
Sheffield, UK
Employment Type
Full-time
description: Support Analyst Location: Leeds or London, UK (3 days in office) SC Cleared: Not Required Job Type: Full-Time Relevant Experience: >5 Years Role Purpose The Service Analyst will provide day-to-day operational support across key Digital Delivery Hub services, ensuring incidents, service requests and data updates ...

Senior Software Engineer

Hiring Organisation
Thales
Location
Doncaster, South Yorkshire, UK
Employment Type
Full-time
millions of people each day to make life better, and keep us safer. We innovate across the major industries of Aerospace, Defence, Security and Space. Your health and well-being matters to us and that's why we offer you the flexibility to do what's important … Architecting of real time systems Experience or an appreciation of some the following technical skills would be greatly beneficial: Containerisation (podman/kubernetes) Security (SELinux, STIG/CIS lockdown, cryptographic principles, TPM) Software build process (Make, CMake, Maven, Gradle, Jenkins, git, artifactory) Embedded SW Development Rhapsody or Enterprise ...

Senior Software Engineer - DV Cleared

Hiring Organisation
Fortice
Location
Doncaster, South Yorkshire, UK
Employment Type
Full-time
recognition you deserve, now is the time to consider your options for Q2 2026. Join a scale-up aligned to the National Security domain. You will still shift the dial; but importantly will develop cutting-edge, mission-critical applications quicker, better and different to slower-moving bureaucratic competitors. ...

Software Engineer (National Security)

Hiring Organisation
Frontier Resourcing
Location
Doncaster, South Yorkshire, UK
Employment Type
Full-time
Systems That Make an Impact Central London 4 or 5 days a week on site Existing SC or DV Clearance is required National Security Sector An exciting opportunity has arisen for a Software Engineer to join a cutting-edge team developing impactful, mission-driven technology. The role offers … Preferred Background Experience using Java, C++, or Python Understanding of data-intensive systems, backend services, or cloud-based platforms Familiarity with regulated, high-security, or mission-critical development contexts Confidence working in research-led or exploratory project settings Curiosity about artificial intelligence, public sector innovation, or national security ...

Software Test Engineer

Hiring Organisation
SeeByte
Location
Doncaster, South Yorkshire, UK
Employment Type
Full-time
from a wide range of individuals. Due to the nature of the work associated with this role, it is subject to UK Government security and export control requirements. Eligibility is therefore determined by the ability to meet specific nationality and residency criteria in line with national security regulations., in order to obtain the required level of UK security clearance. As a result, factors such as your nationality, any nationalities you may have previously held, and your place of birth may affect the roles you are eligible to undertake within the organisation. All offers ...

Engineering Manager

Hiring Organisation
Leonardo
Location
Doncaster, South Yorkshire, UK
Employment Type
Full-time
even if you might not have experience in all the above. The most important skill is a good attitude and willingness to learn. Security Clearance This role is subject to pre-employment screening in line with the UK Government's Baseline Personnel Security Standard (BPSS). … additional range of Personnel Security Controls referred to as National Security Vetting (NSV) may apply, this could include meeting the eligibility requirements for The Security Check (SC) or Developed Vetting (DV). For more information and guidance please visit: Why join us At Leonardo ...

Software Engineer

Hiring Organisation
Synergize Consulting
Location
Sheffield, UK
Employment Type
Full-time
What you will do: We want to develop a new generation of features and capabilities using innovative software solutions and we need you to create them. You will be a key part in a community ...

Salesforce Quality Assurance consultant

Hiring Organisation
mthree
Location
Doncaster, South Yorkshire, UK
Employment Type
Full-time
Salesforce Test Analyst Role overview: We are seeking a highly skilled and experienced Quality Assurance Consultant to join our team on a permanent basis. The successful candidate will be primarily responsible for ensuring the quality ...

PKI Applications and Infrastructure Engineer

Hiring Organisation
NexGen Associates
Location
Sheffield, UK
Employment Type
Full-time
BONUS Due to the nature of the work you must be a British Sole National (born in the UK) and hold SC Cleared minimum and must be eligible for DV Clearance. NexGen Associates are working with a leading Defence-focused organisation to recruit a PKI Applications and Infrastructure Engineer … secure compliant and operationally resilient within a high-classification environment. Key Responsibilities: Develop and implement structured patching and update plans to maintain system security and compliance Administer and maintain server infrastructure with a strong focus on VMware environments Design build and configure Windows 11 workstations including Group Policy ...

salesforce test analyst

Hiring Organisation
mthree
Location
Sheffield, UK
Employment Type
Full-time
Salesforce Test Analyst Note: Active SC Clearance Required Role overview: We are seeking a highly skilled and experienced Quality Assurance Consultant to join our team on a permanent basis. The successful candidate will be primarily ...

Aruba Wireless Network Engineer

Hiring Organisation
Hamilton Barnes
Location
Sheffield, UK
Employment Type
Full-time
joining a specialist networking team where wireless is treated as a core platform, not an afterthought. The focus is on stability, performance, security, and continuous improvement across large, business-critical environments. There's no on-call, sensible working hours, and real flexibility on location, with multiple UK offices … WLAN design principles, RF fundamentals, and troubleshooting. • Experience supporting secure wireless networks in regulated or sensitive environments. • Eligible for SC Clearance (or already SC cleared). Nice to Have: • Aruba ClearPass experience. • Aruba certifications (ACMP, ACSP, etc.). • Experience working across multi-site or nationally distributed estates. Benefits ...