Security Cleared jobs in Oxford

Job Description Job Title: SC Cleared Software Engineer Location: Farnborough, Malvern or Portsmouth Duration: 6 months with possible extension Rate: Up to £745.00 via an approved umbrella company Must be willing and eligible to go through the SC Clearance process Our client, a leading organisation supporting maritime test and evaluation facilities, is hiring for a talented Software Engineer to...

About this role We are supporting an AWE Burghfield project and are seeking a DV Cleared Senior Software Engineer to take full responsibility for software delivery on a high-security, site-based controls and automation project. This is a senior-level role requiring strong Siemens PLC and HMI experience, leadership capability, and proven delivery within regulated defence or nuclear...

Job Description DV Cleared Infrastructure Architect Are you a seasoned Infrastructure Architect with active DV clearance seeking a pivotal role within a dynamic environment? Join us to lead the design and management of cutting-edge IT infrastructure for critical defence projects. You'll be at the forefront of shaping secure, scalable, and innovative classified networks, ensuring operational...

Job Description Account Manager – Cyber Security Solutions On behalf of a fast‑growing Cyber Security Solutions provider that helps organisations protect their digital assets and stay ahead of evolving threats, we are seeking a proactive and relationship‑driven Account Manager to nurture and grow a portfolio of mid‑market and enterprise clients. This role blends strategic account development...

Position Sales Development Executive (SDR) Cybersecurity UK Remote, with regular travel to Surrey About us Talanos Cybersecurity is a values led Managed Security Service Provider trusted by organisations to help defend against modern cyber threats. Our core offering is Managed Detection and Response, delivered through our in‑house Security Operations Centre operating 24/7 across the UK, South...

You will lead a small team and work across a matrix organisation to deliver high impact outcomes, including mission led programmes.

You will also support high potential businesses operating in the defence and space sector, helping accelerate their growth to meet customer demand.

You will be responsible for keeping a constant watch with patrols/checks including checking the inside and outside areas of the store for any signs of damage, break-ins or tampering with cash point machines. It will be your responsibility to carry out daily checks on fire doors, clear any obstructions and maintain the fire door records.

Job Description As a Service Engineer - Fire & Security , you’ll play a key role in maintaining and supporting our customers’ systems across technologies such as: Access Control, Intrusion Protection, Video Surveillance, Door Entry, Audio Alarm Verification, Staff Protection, Public Address, Time & Attendance, and LED Lighting. - Deliver excellent customer service, working closely with the Area...

Security Service EngineerLocation: Thames ValleySalary: £42,000 – £46,000 per annum + Overtime + Company VehicleJob Type: Full-Time, PermanentJob Description – Security Service EngineerWe are recruiting for an experienced Security Service Engineer to join a well-established security systems company covering London and surrounding areas.The role focuses on the service, maintenance, fault-finding...

You will work closely with the Cyber Security Operations team, outsourced managed security service provider, and internal stakeholders to maintain and enhance our security posture.

You will play a key role in OUPs Security transformation programme to help improve our security posture by securing our cloud and enterprise environments by implementing best practices.

Infleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enables “quantum everywhere” through our ecosystem of devices and platforms. Our mission is to commercialise atom-based...

Job Description Your new companyThis is your chance to join a forward-thinking civil engineering contractor that's shaping the future of UK infrastructure. Known for delivering complex highways projects to the highest standards, they've secured a flagship scheme in Oxford featuring dual carriageways, bridges, and viaducts. With a strong pipeline of work and a culture built on collaboration and...

You will work closely with your line manager, the partner in charge of civil & structural engineering. This will include meeting clients at project advisory stages, fee negotiation, concept design, resource planning, client care, project delivery and providing input on new business.

Job Description A fantastic opportunity has arisen for an Integration & Test Engineer (Lab-Based) to join a specialist engineering department supporting complex system integration and proving activities within a secure, laboratory-based environment. This role performs hands-on integration, test and proving duties and reports into a senior engineer within the wider Integration and Systems...

You will be both the hands-on technical lead and the architect of our future technology direction, guiding our software team while setting the foundations for a scalable product and engineering organisation. Working closely with our valuation specialists and product team, you will design solutions that fundamentally transform how valuation advisory services are delivered.

Job Description What is FundOnion? FundOnion.com is a dynamic tech-driven FinTech Start-up. We're on a mission to deploy new and innovative Tech to help businesses access funding quicker, easier, and better than ever before. Right now, we're looking for motivated and ambitious individuals to join our rapidly growing team via upcoming cohorts of the Analyst Academy in 2026. As one of the UK's...

Job Description Market Design Lead – Switching & Registration Who Are RECCo? We are an independent, non-profit organisation responsible for the Retail Energy Code — a key part of how the GB retail energy market is regulated. But we don’t just manage rules. We look ahead, not just react, helping the market change in the right way. We deliver secure digital services, clear governance, and...

Job Description PROJECT DESCRIPTION Join a fast-moving, outcome-driven engineering team that builds high-quality simulations and real-time experiences using commercial and proprietary game engines. You’ll shape how we exploit, extend, and integrate engines to solve complex systems problems, influence product roadmaps, and mentor engineers across disciplines. If you love squeezing performance...

A leading recruitment agency is seeking a Senior Software Engineer for a high-security project in Oxford. This role requires DV Clearance and strong experience in Siemens PLC and HMI systems. The engineer will manage software delivery, client interactions, and mentor junior staff, ensuring projects are executed to high standards and within budget. Candidates should have a proven track record in...

Fire & Security Service Engineer (CCTV, Access Control, Fire & Intruder Alarms) – Oxford – £38,000–£40,000 + OvertimeWe are currently recruiting for an experienced Fire & Security Service Engineer to join a well-established and growing fire and security systems company covering Oxford and surrounding areas. Due to continued expansion and increasing customer demand, our client is looking to...