understanding of adversary tactics, techniques, and procedures (TTPs), MITRE ATT&CK framework, and threat modelling Hands-on experience with penetration testing tools such as Metasploit Framework, Burp Suite, Kali Linux, and Pentera Experience producing threat reports and briefings Business level fluency in English Japanese, Cantonese, Mandarin language would be advantageous due to the culture understanding Analytical and detail-oriented with More ❯
london (city of london), south east england, united kingdom
Centre People Appointments
understanding of adversary tactics, techniques, and procedures (TTPs), MITRE ATT&CK framework, and threat modelling Hands-on experience with penetration testing tools such as Metasploit Framework, Burp Suite, Kali Linux, and Pentera Experience producing threat reports and briefings Business level fluency in English Japanese, Cantonese, Mandarin language would be advantageous due to the culture understanding Analytical and detail-oriented with More ❯
understanding of adversary tactics, techniques, and procedures (TTPs), MITRE ATT&CK framework, and threat modelling Hands-on experience with penetration testing tools such as Metasploit Framework, Burp Suite, Kali Linux, and Pentera Experience producing threat reports and briefings Business level fluency in English Japanese, Cantonese, Mandarin language would be advantageous due to the culture understanding Analytical and detail-oriented with More ❯
Birmingham, Staffordshire, United Kingdom Hybrid / WFH Options
RSM UK
you! Our ideal candidate has: Experience in offensive security and penetration testing. Experience in infrastructure and web application testing; API testing experience is desirable. Proficiency with tools like Kali Linux, Burp Suite, Nessus, and other industry-standard tools. Industry-recognized certifications such as CompTIA PenTest+, CREST, Offensive Security Certified Professional (OSCP), or working towards them. Relevant experience in a cybersecurity More ❯
the backbone of applications used everyday. Companies small and large, including 75% of the Fortune 500, run MariaDB, touching the lives of billions of people. With massive reach through Linux distributions, enterprise deployments and public clouds, MariaDB is uniquely positioned as the leading database for modern application development. The Opportunity You'll be responsible for qualifying inbound marketing leads and More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Vanquish Technologies Limited
understanding of adversary tactics, techniques, and procedures (TTPs), MITRE ATT&CK framework, and threat modeling. Hands-on experience with penetration testing tools such as Metasploit Framework, Burp Suite, Kali Linux, and Pentera. Experience producing threat reports and briefings. Certifications Required or Preferred: Years of relevant experience: 8+ years of experience in threat intelligence, cybersecurity operations, or penetration testing. Proven ability More ❯
week Department: IT Operations/Infrastructure Contract - Inside IR35 Overview We are seeking a skilled IT Support Engineer to provide technical support, maintenance, and administration across Windows Server and Linux environments for a leading utilities client. The role involves maintaining the stability, security, and performance of business-critical systems supporting operational technology, smart infrastructure, and enterprise IT services. Key Responsibilities … Provide 2nd and 3rd line technical support for Windows Server (2016/2019/2022) and Linux (Ubuntu, Red Hat, CentOS) environments. Monitor, maintain, and troubleshoot server infrastructure, storage, and network connectivity across multiple data centres and cloud environments. Manage Active Directory, Group Policy, DNS, DHCP, and file/print services. Perform user account provisioning, permissions management, and incident resolution … Document system configurations, operational procedures, and troubleshooting steps. Participate in on-call rotation and provide after-hours support when required. Essential Skills & Experience Proven experience supporting Windows Server and Linux platforms in enterprise or utilities environments. Strong knowledge of Active Directory, PowerShell, and Windows Server administration tools. Competence in Linux CLI administration, system services, package management, and log analysis. Understanding More ❯
East Sussex, England, United Kingdom Hybrid / WFH Options
Areti Group | B Corp™
week Department: IT Operations/Infrastructure Contract – Inside IR35 Overview We are seeking a skilled IT Support Engineer to provide technical support, maintenance, and administration across Windows Server and Linux environments for a leading utilities client. The role involves maintaining the stability, security, and performance of business-critical systems supporting operational technology, smart infrastructure, and enterprise IT services. Key Responsibilities … Provide 2nd and 3rd line technical support for Windows Server (2016/2019/2022) and Linux (Ubuntu, Red Hat, CentOS) environments. Monitor, maintain, and troubleshoot server infrastructure, storage, and network connectivity across multiple data centres and cloud environments. Manage Active Directory, Group Policy, DNS, DHCP, and file/print services. Perform user account provisioning, permissions management, and incident resolution … Document system configurations, operational procedures, and troubleshooting steps. Participate in on-call rotation and provide after-hours support when required. Essential Skills & Experience Proven experience supporting Windows Server and Linux platforms in enterprise or utilities environments. Strong knowledge of Active Directory, PowerShell, and Windows Server administration tools. Competence in Linux CLI administration, system services, package management, and log analysis. Understanding More ❯
brighton, south east england, united kingdom Hybrid / WFH Options
Areti Group | B Corp™
week Department: IT Operations/Infrastructure Contract – Inside IR35 Overview We are seeking a skilled IT Support Engineer to provide technical support, maintenance, and administration across Windows Server and Linux environments for a leading utilities client. The role involves maintaining the stability, security, and performance of business-critical systems supporting operational technology, smart infrastructure, and enterprise IT services. Key Responsibilities … Provide 2nd and 3rd line technical support for Windows Server (2016/2019/2022) and Linux (Ubuntu, Red Hat, CentOS) environments. Monitor, maintain, and troubleshoot server infrastructure, storage, and network connectivity across multiple data centres and cloud environments. Manage Active Directory, Group Policy, DNS, DHCP, and file/print services. Perform user account provisioning, permissions management, and incident resolution … Document system configurations, operational procedures, and troubleshooting steps. Participate in on-call rotation and provide after-hours support when required. Essential Skills & Experience Proven experience supporting Windows Server and Linux platforms in enterprise or utilities environments. Strong knowledge of Active Directory, PowerShell, and Windows Server administration tools. Competence in Linux CLI administration, system services, package management, and log analysis. Understanding More ❯
Read all associated information and make sure to apply. Overview We are seeking a skilled IT Support Engineer to provide technical support, maintenance, and administration across Windows Server and Linux environments for a leading utilities client. The role involves maintaining the stability, security, and performance of business-critical systems supporting operational technology, smart infrastructure, and enterprise IT services. Key Responsibilities … Provide 2nd and 3rd line technical support for Windows Server (2016/2019/2022) and Linux (Ubuntu, Red Hat, CentOS) environments. Monitor, maintain, and troubleshoot server infrastructure, storage, and network connectivity across multiple data centres and cloud environments. Manage Active Directory, Group Policy, DNS, DHCP, and file/print services. Perform user account provisioning, permissions management, and incident resolution … Document system configurations, operational procedures, and troubleshooting steps. Participate in on-call rotation and provide after-hours support when required. Essential Skills & Experience Proven experience supporting Windows Server and Linux platforms in enterprise or utilities environments. Strong knowledge of Active Directory, PowerShell, and Windows Server administration tools. Competence in Linux CLI administration, system services, package management, and log analysis. Understanding More ❯
/Rate: Up to £560 inside IR35 Start Date: November 2025 Job Type: 6-month contract Company Introduction We are looking for a Senior Site Reliability Engineer with AWS, Linux, Docker, IaC, and Monitoring (Grafana) experience to join our client, a global analytics organisation based in Southampton/Sutton (twice a week) Required Skills/Experience In-depth technical knowledge … of Linux, Implementation of Containerisation (Docker), Administration, Scripting in Bash. Strong AWS experience - Working with AWS messaging Services (SNF) & Kafka Advanced knowledge of at least one IaC tool such as Terraform, Cloudformation, Ansible Strong experience with monitoring tools such as Grafana, Elastic, StatusCake, PagerDuty Security Engineering pipeline experience Containerisation (Docker) on Linux Good understanding of at least one high-level More ❯
/Rate: Up to £560 inside IR35 Start Date: November 2025 Job Type: 6-month contract Company Introduction We are looking for a Senior Site Reliability Engineer with AWS, Linux, Docker, IaC, and Monitoring (Grafana) experience to join our client, a global analytics organisation based in Southampton/Sutton (twice a week) Required Skills/Experience In-depth technical knowledge … of Linux, Implementation of Containerisation (Docker), Administration, Scripting in Bash. Strong AWS experience - Working with AWS messaging Services (SNF) & Kafka Advanced knowledge of at least one IaC tool such as Terraform, Cloudformation, Ansible Strong experience with monitoring tools such as Grafana, Elastic, StatusCake, PagerDuty Security Engineering pipeline experience Containerisation (Docker) on Linux Good understanding of at least one high-level More ❯
Sutton, England, United Kingdom Hybrid / WFH Options
Square One Resources
/Rate: Up to £560 inside IR35 Start Date: November 2025 Job Type: 6-month contract Company Introduction We are looking for a Senior Site Reliability Engineer with AWS, Linux, Docker, IaC, and Monitoring (Grafana) experience to join our client, a global analytics organisation based in Southampton/Sutton (twice a week) Required Skills/Experience In-depth technical knowledge … of Linux, Implementation of Containerisation (Docker), Administration, Scripting in Bash. Strong AWS experience - Working with AWS messaging Services (SNF) & Kafka Advanced knowledge of at least one IaC tool such as Terraform, Cloudformation, Ansible Strong experience with monitoring tools such as Grafana, Elastic, StatusCake, PagerDuty Security Engineering pipeline experience Containerisation (Docker) on Linux Good understanding of at least one high-level More ❯
/Rate: Up to £560 inside IR35 Start Date: November 2025 Job Type: 6-month contract Company Introduction We are looking for a Senior Site Reliability Engineer with AWS, Linux, Docker, IaC, and Monitoring (Grafana) experience to join our client, a global analytics organisation based in Southampton/Sutton (twice a week) Required Skills/Experience In-depth technical knowledge … of Linux, Implementation of Containerisation (Docker), Administration, Scripting in Bash. Strong AWS experience - Working with AWS messaging Services (SNF) & Kafka Advanced knowledge of at least one IaC tool such as Terraform, Cloudformation, Ansible Strong experience with monitoring tools such as Grafana, Elastic, StatusCake, PagerDuty Security Engineering pipeline experience Containerisation (Docker) on Linux Good understanding of at least one high-level More ❯
london (sutton), south east england, united kingdom Hybrid / WFH Options
Square One Resources
/Rate: Up to £560 inside IR35 Start Date: November 2025 Job Type: 6-month contract Company Introduction We are looking for a Senior Site Reliability Engineer with AWS, Linux, Docker, IaC, and Monitoring (Grafana) experience to join our client, a global analytics organisation based in Southampton/Sutton (twice a week) Required Skills/Experience In-depth technical knowledge … of Linux, Implementation of Containerisation (Docker), Administration, Scripting in Bash. Strong AWS experience - Working with AWS messaging Services (SNF) & Kafka Advanced knowledge of at least one IaC tool such as Terraform, Cloudformation, Ansible Strong experience with monitoring tools such as Grafana, Elastic, StatusCake, PagerDuty Security Engineering pipeline experience Containerisation (Docker) on Linux Good understanding of at least one high-level More ❯
newtownabbey, antrim, united kingdom Hybrid / WFH Options
MK Recruit
venues make smarter, more connected decisions. Learn more at beonic.com The Role We’re looking for an experienced Senior Systems Administrator to join our international team. You’ll manage Linux environments, optimize network infrastructure, and support clients across NORAM, EMEA, and APAC. This role combines technical leadership , hands-on administration , and client collaboration — ideal for someone who enjoys autonomy and … variety in a global environment. What You’ll Do Deploy, configure, and maintain Linux servers in production and staging environments Manage network infrastructure and secure remote access (SSH, VPNs, firewalls) Implement and improve server monitoring, maintenance, and automation Troubleshoot system and network performance issues Collaborate with DevOps and IT teams to support critical systems Document infrastructure and mentor team members … Participate in on-call rotation for system support What You’ll Bring Advanced Linux administration skills Intermediate to advanced network administration experience Strong background in server monitoring, maintenance, and automation 5–7+ years relevant industry experience in a similar senior role Excellent communication and client-facing skills Experience with tools like Prometheus, Grafana, or Ansible is a plus Cloud experience More ❯
Antrim, County Antrim, United Kingdom Hybrid / WFH Options
MK Recruit
help venues make smarter, more connected decisions. Learn more at The Role We're looking for an experienced Senior Systems Administrator to join our international team. You'll manage Linux environments, optimize network infrastructure, and support clients across NORAM, EMEA, and APAC. This role combines technical leadership , hands-on administration , and client collaboration - ideal for someone who enjoys autonomy and … variety in a global environment. What You'll Do Deploy, configure, and maintain Linux servers in production and staging environments Manage network infrastructure and secure remote access (SSH, VPNs, firewalls) Implement and improve server monitoring, maintenance, and automation Troubleshoot system and network performance issues Collaborate with DevOps and IT teams to support critical systems Document infrastructure and mentor team members … Participate in on-call rotation for system support What You'll Bring Advanced Linux administration skills Intermediate to advanced network administration experience Strong background in server monitoring, maintenance, and automation 5-7+ years relevant industry experience in a similar senior role Excellent communication and client-facing skills Experience with tools like Prometheus, Grafana, or Ansible is a plus Cloud More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
MK Recruit
venues make smarter, more connected decisions. Learn more at beonic.com The Role We’re looking for an experienced Senior Systems Administrator to join our international team. You’ll manage Linux environments, optimize network infrastructure, and support clients across NORAM, EMEA, and APAC. This role combines technical leadership , hands-on administration , and client collaboration — ideal for someone who enjoys autonomy and … variety in a global environment. What You’ll Do Deploy, configure, and maintain Linux servers in production and staging environments Manage network infrastructure and secure remote access (SSH, VPNs, firewalls) Implement and improve server monitoring, maintenance, and automation Troubleshoot system and network performance issues Collaborate with DevOps and IT teams to support critical systems Document infrastructure and mentor team members … Participate in on-call rotation for system support What You’ll Bring Advanced Linux administration skills Intermediate to advanced network administration experience Strong background in server monitoring, maintenance, and automation 5–7+ years relevant industry experience in a similar senior role Excellent communication and client-facing skills Experience with tools like Prometheus, Grafana, or Ansible is a plus Cloud experience More ❯
Senior Linux Engineer - £120K+ Our client is a leading SaaS and technology company, building innovative solutions for Data Management, Analytics and Machine Learning. Offering hybrid, flexible, working they're looking to hire an experienced Linux Engineer and good experience across Ansible, Packer and AWS. From day one you'll be involved in the design, build, implementation and support of innovative … Linux systems with a focus on availability, performance, reliability, and security - From bare-metal through to virtualisation, AWS Cloud and automation. You'll have the opportunity to work across a range of projects, tools and technologies and have real ownership of your work - A very varied challenge! Requirements: - Proven experience of Linux administration and engineering - Great understanding of RPM packaging More ❯
Senior Linux Engineer - £120K+ Our client is a leading SaaS and technology company, building innovative solutions for Data Management, Analytics and Machine Learning. Offering hybrid, flexible, working they’re looking to hire an experienced Linux Engineer and good experience across Ansible, Packer and AWS. From day one you’ll be involved in the design, build, implementation and support of innovative … Linux systems with a focus on availability, performance, reliability, and security - From bare-metal through to virtualisation, AWS Cloud and automation. You’ll have the opportunity to work across a range of projects, tools and technologies and have real ownership of your work – A very varied challenge! Requirements: - Proven experience of Linux administration and engineering - Great understanding of RPM packaging More ❯
Senior Linux Engineer - £120K+ Our client is a leading SaaS and technology company, building innovative solutions for Data Management, Analytics and Machine Learning. Offering hybrid, flexible, working they’re looking to hire an experienced Linux Engineer and good experience across Ansible, Packer and AWS. From day one you’ll be involved in the design, build, implementation and support of innovative … Linux systems with a focus on availability, performance, reliability, and security - From bare-metal through to virtualisation, AWS Cloud and automation. You’ll have the opportunity to work across a range of projects, tools and technologies and have real ownership of your work – A very varied challenge! Requirements: - Proven experience of Linux administration and engineering - Great understanding of RPM packaging More ❯
Birmingham, England, United Kingdom Hybrid / WFH Options
Humand Talent
Infrastructure-as-Code practices Monitoring : Grafana, InfluxDB (self-hosted) CI/CD : GitHub Actions, local custom runners for hardware-based testing Infrastructure : Docker, Kubernetes, PostgreSQL, RabbitMQ, Mosquitto Environments : Ubuntu Linux, Windows, WSL, on-prem and hybrid systems About You You're someone who enjoys taking ownership of infrastructure and enabling great engineering through robust systems. You’ll bring: 5+ years … in Platform Engineering, DevOps, or a similar role Proven experience with Linux system administration and scripting Comfort working across CI/CD pipelines , containerised environments , and monitoring tools A security-first mindset with best practices built into your workflow Excellent communication skills to collaborate with cross-functional teams Bonus experience (not required): Familiarity with hardware-based testing environments Experience in … environments with custom runners or complex deployment patterns Exposure to multi-OS development environments (Windows, Linux, WSL) We’re open to those with transferable skills. If you’ve worked in complex environments or led DevOps functions from the ground up, we’d love to hear from you. What’s in It for You? Competitive salary with equity options and performance More ❯
City Of Bristol, England, United Kingdom Hybrid / WFH Options
Humand Talent
Infrastructure-as-Code practices Monitoring : Grafana, InfluxDB (self-hosted) CI/CD : GitHub Actions, local custom runners for hardware-based testing Infrastructure : Docker, Kubernetes, PostgreSQL, RabbitMQ, Mosquitto Environments : Ubuntu Linux, Windows, WSL, on-prem and hybrid systems About You You're someone who enjoys taking ownership of infrastructure and enabling great engineering through robust systems. You’ll bring: 5+ years … in Platform Engineering, DevOps, or a similar role Proven experience with Linux system administration and scripting Comfort working across CI/CD pipelines , containerised environments , and monitoring tools A security-first mindset with best practices built into your workflow Excellent communication skills to collaborate with cross-functional teams Bonus experience (not required): Familiarity with hardware-based testing environments Experience in … environments with custom runners or complex deployment patterns Exposure to multi-OS development environments (Windows, Linux, WSL) We’re open to those with transferable skills. If you’ve worked in complex environments or led DevOps functions from the ground up, we’d love to hear from you. What’s in It for You? Competitive salary with equity options and performance More ❯
newport, wales, united kingdom Hybrid / WFH Options
Humand Talent
Infrastructure-as-Code practices Monitoring : Grafana, InfluxDB (self-hosted) CI/CD : GitHub Actions, local custom runners for hardware-based testing Infrastructure : Docker, Kubernetes, PostgreSQL, RabbitMQ, Mosquitto Environments : Ubuntu Linux, Windows, WSL, on-prem and hybrid systems About You You're someone who enjoys taking ownership of infrastructure and enabling great engineering through robust systems. You’ll bring: 5+ years … in Platform Engineering, DevOps, or a similar role Proven experience with Linux system administration and scripting Comfort working across CI/CD pipelines , containerised environments , and monitoring tools A security-first mindset with best practices built into your workflow Excellent communication skills to collaborate with cross-functional teams Bonus experience (not required): Familiarity with hardware-based testing environments Experience in … environments with custom runners or complex deployment patterns Exposure to multi-OS development environments (Windows, Linux, WSL) We’re open to those with transferable skills. If you’ve worked in complex environments or led DevOps functions from the ground up, we’d love to hear from you. What’s in It for You? Competitive salary with equity options and performance More ❯
bath, south west england, united kingdom Hybrid / WFH Options
Humand Talent
Infrastructure-as-Code practices Monitoring : Grafana, InfluxDB (self-hosted) CI/CD : GitHub Actions, local custom runners for hardware-based testing Infrastructure : Docker, Kubernetes, PostgreSQL, RabbitMQ, Mosquitto Environments : Ubuntu Linux, Windows, WSL, on-prem and hybrid systems About You You're someone who enjoys taking ownership of infrastructure and enabling great engineering through robust systems. You’ll bring: 5+ years … in Platform Engineering, DevOps, or a similar role Proven experience with Linux system administration and scripting Comfort working across CI/CD pipelines , containerised environments , and monitoring tools A security-first mindset with best practices built into your workflow Excellent communication skills to collaborate with cross-functional teams Bonus experience (not required): Familiarity with hardware-based testing environments Experience in … environments with custom runners or complex deployment patterns Exposure to multi-OS development environments (Windows, Linux, WSL) We’re open to those with transferable skills. If you’ve worked in complex environments or led DevOps functions from the ground up, we’d love to hear from you. What’s in It for You? Competitive salary with equity options and performance More ❯