1 to 25 of 47 Security Hardening Jobs in England

Product Security Engineer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Luton, Bedfordshire, United Kingdom
Employment Type
Contract
Contract Rate
£80 - £90/hour
Product Security Engineer - Defence & Government Location: Luton - 90% onsite Rate: £80-£90 per hour Security Clearance: Active SC Clearance required Nationality: UK Eyes Only/Sole British National required Contract: 12 Months + The Role We are seeking an experienced Product Security Engineer to support the development … maintenance of bespoke security capabilities for Defence and Government customers. You will take responsibility for security across the full product lifecycle , from design and development through verification, deployment and ongoing maintenance. The role will focus on security risk assessment, security requirements, risk mitigation, security assurance ...

Senior IT Security Analyst

Hiring Organisation
Lumentum Operations
Location
Towcester, Northamptonshire, UK
Employment Type
Full-time
business. If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us! Senior Information Security AnalystLocation: Caswell, Northamptonshire, UKEmployment Type: Full-timeShape the future of cyber security at LumentumAt Lumentum, we develop the technologies that power the world's most … advanced communications, industrial and cloud infrastructure. Security is fundamental to everything we do, and we're looking for an experienced Senior Information Security Analyst to help protect our people, data and global operations. This is an opportunity to join a collaborative cyber security team where ...

Technical Cyber Security Specialist - OT/SCADA

Hiring Organisation
Layer7
Location
Leeds, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 700 Daily
Technical Cyber Security Specialist (OT/SCADA) Location - Hybrid with 1 day onsite in Leeds per week Rate - £700 pd Outside of IR35 Clearance - Valid SC Role Overview We are seeking an experienced Technical Cyber Security Specialist with strong expertise across Operational Technology (OT), SCADA environments, and Cyber … Security engineering . The successful candidate will play a key role in the design, deployment, hardening, and support of cyber security solutions across complex OT estates, working within a multi-supplier delivery environment and engaging with technical, security, and programme stakeholders. Technical Experience Strong background ...

Technical Account Manager - Cybersecurity

Location
Greater London, England, United Kingdom
powered extended managed detection and response (MXDR) services, Ontinue is on a mission to be the most trusted, 24/7, always-on security partner that empowers customers to embrace the future by using AI to operate more strategically, at scale, and with less risk. We believe that … combination of AI and human expertise is essential for delivering effective managed security that is tailored to a customer’s unique environment, operational constraints, and risks. Our MXDR service combines powerful proprietary AI with a one-of-a-kind collaboration model to continuously build a deep understanding ...

Networking & Security Engineer

Location
Greater London, England, United Kingdom
seeking a hands‐on Infrastructure & Security Engineer with deep expertise across security architecture, server, and network domains. Security is the core priority of this role. The successful candidate will take a leading part in strengthening and evolving the firm's security posture in response … increasingly sophisticated threat landscape, including emerging risks associated with AI. This is a technically demanding role that combines proactive security ownership with infrastructure delivery. The successful candidate will act as a security‐first thinker across everything they touch, from day‐to‐day operations through to strategic infrastructure design ...

OT Engineer (Newcastle)

Hiring Organisation
TXP Technology x People
Location
Newcastle Upon Tyne, Tyne and Wear, United Kingdom
Employment Type
Full-Time
Salary
£425.00 - £426.00 per day
excellent opportunity to join a high-profile project, working within secure Operational Technology (OT) environments and helping to deliver key infrastructure and cyber security initiatives. This is an initial 3-month contract with a strong likelihood of extension and requires candidates to hold active SC Clearance . The Role … Infrastructure Engineer, you will be responsible for deploying, enhancing and securing OT infrastructure environments, working closely with engineering teams, cyber security specialists and programme stakeholders. You will support the implementation of infrastructure and security technologies, produce technical documentation and contribute to knowledge transfer activities that help strengthen internal ...

OT Engineer (Newcastle)

Hiring Organisation
TXP
Location
Newcastle upon Tyne, Tyne and Wear, Tyne & Wear, United Kingdom
Employment Type
Contract
Contract Rate
£425 - £426/day Outside IR35
excellent opportunity to join a high-profile project, working within secure Operational Technology (OT) environments and helping to deliver key infrastructure and cyber security initiatives. This is an initial 3-month contract with a strong likelihood of extension and requires candidates to hold active SC Clearance . The Role … Infrastructure Engineer, you will be responsible for deploying, enhancing and securing OT infrastructure environments, working closely with engineering teams, cyber security specialists and programme stakeholders. You will support the implementation of infrastructure and security technologies, produce technical documentation and contribute to knowledge transfer activities that help strengthen internal ...

Infrastructure Lead - FinTech, Azure, Security

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Infrastructure Lead – FinTech, Azure, Security Up to 80,000 + bonus and benefits Hybrid 2:3 in office Quant Capital is looking to speak to candidates to join a growing FinTech business based in South West London. Our is hiring an Infrastructure Engineer to take ownership of core infrastructure … security engineering across a modern Microsoft/Azure environment. This role suits someone who understands scale, cares about uptime, and thinks security-first. Real responsibility from day one. You'll deliver projects across infrastructure, automation, and cloud security, while acting as a technical escalation point for internal ...

Operational Technology (OT) Cyber Security Project Engineer

Location
Warrington, England, United Kingdom
Select how often (in days) to receive an alert: Select how often (in days) to receive an alert: Operational Technology (OT) Cyber Security Project Engineer Warrington, WRT, GB, WA3 6UT Warrington, WRT, GB, WA3 6UT Partial Remote (Hybrid) Job ID: 69507 Warrington WA3 6UT GB Bilfinger … industrial hubs, upholding the highest standards of safety, compliance and quality. Role: We are seeking an experienced, committed and enthusiastic Operational Technology (OT) Cyber Security Systems Engineer to join our Automation team for a project-based contract role to design, develop & build and test networks and cyber security ...

Senior Infrastructure Engineer

Hiring Organisation
LM RECRUITMENT SOLUTIONS LTD
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Salary
£70,000
primary focus on the UK region, and for acting as the senior technical lead within the UK IT team. This is an infrastructure-first, security-minded role: the postholder ensures the infrastructure is secure, scalable, resilient and aligned with business needs, whilst taking a leading role in strengthening … organisations cyber security posture. The Senior IT Infrastructure Engineer line manages two UK-based engineers, leads infrastructure projects and major escalations, and collaborates closely with the Senior IT Infrastructure Lead (US) and Senior IT Infrastructure Engineer (Italy) to ensure consistency across global operations. Principal Duties and Responsibilities: Senior Technical ...

Staff Engineer

Location
Greater London, England, United Kingdom
applications. Resilience & Performance: Design solution‐wide UI resilience (graceful degradation, back‐pressure, retry strategies) and own performance standards across web and mobile. Quality, Security & Compliance: Own threat modelling and security hardening for tribe front‐end products; maintain high standards through code review, secure coding practices, and risk … observability, performance budgets). Experience with Azure development and cloud‐based infrastructure , including CI/CD and pipeline observability. Experience owning threat modelling and security hardening for front‐end products; strong grasp of OWASP and secure coding practices. Track record of originating and shepherding cross‐team initiatives ...

Cyber Assurance Lead

Hiring Organisation
Rullion Managed Services
Location
City of London, London, Fitzrovia, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £750/day PAYE/ Umbrella DOE
protect themselves from attacks. Doing so requires not just a one-time effort but spans the complete system lifecycle in a changing environment as security posture may evolve over time adapting to emerging threats or changing systems utilisation. The Cyber Assurance Lead role holder is responsible to ensure that … assurance is carried out professionally fulfils its role as last line of defence. They will oversee cyber security controls implementation, from definition in line with risks assessments to operation and maintenance. The Cyber Assurance Lead post holder will conduct assessments and audits, sharing findings and mitigations actions with ...

Senior Network Engineer

Hiring Organisation
UST
Location
London Area, United Kingdom
Senior Network Engineer – Cloud, Security & Infrastructure Location: London (Hybrid) Employment Type: Permanent/Fixed-Term Contract Start Date: ASAP Build, Secure and Transform Enterprise Networks We're seeking a highly skilled Senior Network Engineer to join a growing technology team responsible for designing, securing, and optimizing enterprise and cloud … network infrastructure across a complex, global environment. This is an opportunity to lead the delivery of modern networking and security solutions, working across cloud platforms, next-generation firewalls, automation technologies, and compliance initiatives. You'll play a critical role in ensuring our network infrastructure remains secure, resilient, scalable ...

Infrastructure Engineer - Manchester - National Security West

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
specialists whose diversity of expertise enables us to deliver secure, high quality engineering solutions across complex environments. This role spans Linux, Windows, hardware, security, cloud technologies, and automation. You will contribute to the design, deployment, support, and improvement of enterprise grade infrastructure platforms that form the backbone of mission … Kickstart, PXE, and cloud init for cloud image builds. General Linux skills including shell scripting and automation. Server patching, lifecycle management, and performance optimisation. Security hardening experience (CIS benchmarks, SELinux, OpenSCAP). Familiarity with Puppet/Foreman for configuration management and an interest in migrating to Ansible ...

Infrastructure Engineer - Gloucester - National Security West

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
specialists whose diversity of expertise enables us to deliver secure, high quality engineering solutions across complex environments. This role spans Linux, Windows, hardware, security, cloud technologies, and automation. You will contribute to the design, deployment, support, and improvement of enterprise grade infrastructure platforms that form the backbone of mission … Kickstart, PXE, and cloud init for cloud image builds. General Linux skills including shell scripting and automation. Server patching, lifecycle management, and performance optimisation. Security hardening experience (CIS benchmarks, SELinux, OpenSCAP). Familiarity with Puppet/Foreman for configuration management and an interest in migrating to Ansible ...

Technical Program Manager, AI Delivery for Public Sector & Defence, UK

Hiring Organisation
Cohere
Location
London, UK
Employment Type
Full-time
Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We're training and deploying frontier models for enterprises who are building AI systems. We believe that our work … bridge between our cutting-edge AI capabilities and the specific needs of UK Government and defence organisations. You'll navigate complex procurement processes, stringent security requirements, data sovereignty concerns, and regulatory compliance while ensuring our customers successfully deploy and scale our AI solutions. In this role, you'll collaborate ...

Technical Program Manager, AI Delivery for Public Sector & Defence, UK Cohere London

Location
Greater London, England, United Kingdom
Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe that our work … bridge between our cutting-edge AI capabilities and the specific needs of UK Government and defence organisations. You'll navigate complex procurement processes, stringent security requirements, data sovereignty concerns, and regulatory compliance while ensuring our customers successfully deploy and scale our AI solutions. In this role, you'll collaborate ...

CLOUD SECURITY ENGINEER

Location
Greater London, England, United Kingdom
Internet of Things. Reply’s services include Consulting, System Integration, and Digital Services. Role Overview: We are looking for a hands-on Cloud Security Engineer to join our growing cybersecurity practice. This is an engineering-first role so we are looking for someone who builds, configures, and secures cloud … embedded within financial services and public sector client engagements, working directly alongside engineering and platform teams to design and implement secure cloud architectures, integrate security into delivery pipelines, and improve cloud security posture across primarily AWS -based environments. You will bring a strong cloud engineering background with ...

Senior Systems Administrator

Hiring Organisation
Verve
Location
London Area, United Kingdom
with deep experience configuring, managing, and troubleshooting hardware and software. You're fluent in MacOS, Windows, Google Workspace, Microsoft O365, WiFi networks, and current security protocols. You'll provide direct support to team members while driving long-term operational IT projects. Position Responsibilities Infrastructure & Project Leadership Own and drive … long-term IT infrastructure projects from scoping through delivery including network upgrades, cloud migrations, security hardening, and tooling improvements Develop and maintain technical roadmaps aligned with business goals, collaborating with leadership to prioritize initiatives Design, implement, and continuously improve automated provisioning and systems management pipelines (CI/ ...

Senior Devops Engineer

Location
Greater London, England, United Kingdom
Oxford Dynamics is at an inflection point. We operate in some of the most complex and high‐stakes environments in the world defence - national security, AI and robotics. The decisions we make now will define not just how fast we grow, but who we become. You will work closely … ordnance disposal. The same brain reasons across the screen and the machine. We work where wrong decisions can be catastrophic, partnering with defence and security organisations internationally to help protect nations, infrastructure and lives What you will be doing here/why this role matters Oxford Dynamics ...

SC/DV Senior Infrastructure Engineer

Location
Greater London, England, United Kingdom
Outside IR35 Contract Length: 6 months Clearance : Active SC or DV Clearance required I’m looking for an experienced, security-focussed SeniorInfrastructure Engineer to design, implement and support secure Microsoft infrastructure across complex enterprise environments. This is a hands-on role focused on Microsoft infrastructure, identity, security, automation … PowerShell and Ansible automation experience Experience designing and supporting secure Microsoft infrastructure services Knowledge of identity, authentication and privileged access management (PAM) Experience with security monitoring, SIEM and logging Experience supporting Exchange/Exchange Online, DNS and core infrastructure services Strong troubleshooting skills across infrastructure and security environments ...

Server Engineer

Hiring Organisation
VIQU IT Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £600.00 per day
Directory, DNS, DHCP, and Group Policy. Administering VMware vSphere environments, with Hyper-V experience viewed as an advantage. Delivering server patching, operating system upgrades, security hardening, and vulnerability remediation. Diagnosing and resolving infrastructure issues, carrying out root cause analysis where appropriate. Assisting with infrastructure change projects, including server … beneficial). Strong understanding of Active Directory, DNS, DHCP, and Group Policy. Experience with Windows patch management, operating system lifecycle management, and server security best practices. Excellent troubleshooting skills and experience supporting business-critical infrastructure. Strong communication skills with the ability to produce clear technical documentation. Desirable Experience ...

Principal Engineer

Location
Greater London, England, United Kingdom
policymakers who can act on what they learn. Tasks About the role You will own all of AIWI's technology: architecture, implementation, deployment, security, and maintenance. Delivery will be hands-on and you will manage a budget for executing items defined on your roadmap. You will work closely with … founders, Head of Security, and translate requirements from our operations, research, and advocacy teams into working systems. The work is demanding, sensitive, and consequential; conviction in our mission is essential. Areas of Ownership Internal tooling. We operate in a highly sensitive environment. Many commercial SaaS products, and hosted ...

IT Infrastructure Solutions Architect

Location
Cambridge, England, United Kingdom
readiness patterns.* Define hybrid cloud architecture and operating model across Azure and AWS (connectivity, identity/access concepts, monitoring/logging, backup/security baselines).* VDI/RDS architecture and standards: define operationally supportable architectures and standards for Omnissa Horizon, Workspace ONE, and Microsoft RDS (availability, scalability, security … enterprise image/template strategy, including repeatable build pipelines with Packer, template/content distribution using VMware Content Library, validation gates, versioning, rollback, and security hardening baselines.* Lead solution design and implementation for major infrastructure programmes, migrations, and technology refresh initiatives, ensuring designs are scalable, secure, cost-effective ...

IT Infrastructure Solutions Architect

Location
Greater London, England, United Kingdom
readiness patterns.* Define hybrid cloud architecture and operating model across Azure and AWS (connectivity, identity/access concepts, monitoring/logging, backup/security baselines).* VDI/RDS architecture and standards: define operationally supportable architectures and standards for Omnissa Horizon, Workspace ONE, and Microsoft RDS (availability, scalability, security … enterprise image/template strategy, including repeatable build pipelines with Packer, template/content distribution using VMware Content Library, validation gates, versioning, rollback, and security hardening baselines.* Lead solution design and implementation for major infrastructure programmes, migrations, and technology refresh initiatives, ensuring designs are scalable, secure, cost-effective ...