background in Asterisk , Kamailio , FreeSWITCH , and Linux systems administration . Key Responsibilities: Maintain and troubleshoot VoIP servers and call quality issues. Deploy and manage high-availability platforms using Corosync, Pacemaker, and DRDB. Configure MySQL replication and support database performance. Automate processes using shell scripting (Bash); Python/Perl More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Henderson Scott
background in Asterisk , Kamailio , FreeSWITCH , and Linux systems administration . Key Responsibilities: Maintain and troubleshoot VoIP servers and call quality issues. Deploy and manage high-availability platforms using Corosync, Pacemaker, and DRDB. Configure MySQL replication and support database performance. Automate processes using shell scripting (Bash); Python/Perl More ❯
oxford district, south east england, United Kingdom Hybrid / WFH Options
Crimson
Senior .Net Full Stack Developer – Oxford Remote working A leading client in Oxford seeks a Senior .Net Full Stack Developer to work on various high-availability applications and collaborate with global engineering teams to design and launch new features. The role requires making sound technology decisions, engaging in More ❯
Job Title: Lead Cloud Engineer Location: London (Hybrid) Job Description: Role Summary: Lead the design, deployment, and management of AWS-based infrastructure, ensuring highavailability, scalability, and security. Architect, deploy, and maintain secure cloud-based applications and solutions on AWS services such as EC2, S3, RDS, Lambda, CloudFormation More ❯
Kubernetes , AWS , CI/CD pipelines , and observability tools A proactive, collaborative approach with a strong engineering mindset Desirable Experience Background in regulated or high-availability environments such as Payments or FinTech Understanding of data platforms or large-scale platform architecture Why Join? Outside IR35 Competitive day rate More ❯
Site VPN with Firepower • Remote Access VPN Configuration Lab: AMP, File Control, and VPN Setup Day 5: System Administration, Troubleshooting & Review • FMC System Administration & HighAvailability • Firepower Troubleshooting Tools and Best Practices • Final Review: Policies, Monitoring, and Reporting • Capstone Lab and Q&A Lab: End-to-end deployment More ❯
london, south east england, United Kingdom Hybrid / WFH Options
LONDON IT TRAINING
Site VPN with Firepower • Remote Access VPN Configuration Lab: AMP, File Control, and VPN Setup Day 5: System Administration, Troubleshooting & Review • FMC System Administration & HighAvailability • Firepower Troubleshooting Tools and Best Practices • Final Review: Policies, Monitoring, and Reporting • Capstone Lab and Q&A Lab: End-to-end deployment More ❯
optimizing AWS costs through tools like Cost Explorer, Budgets, and Trusted Advisor. Troubleshoot infrastructure issues and provide support to development and operations teams, ensuring highavailability and performance. Design and implement backup, disaster recovery strategies, and ensure OS/software updates are applied to AWS instances. Collaborate with More ❯
London, England, United Kingdom Hybrid / WFH Options
Focus on SAP
and other BI/reporting tools. Familiarity with cloud computing, data governance, and healthcare analytics. Basic Linux and WebLogic administration skills. Understanding of clustering, highavailability, and disaster recovery strategies for SAP BO. Ability to troubleshoot complex system and report issues. Strong documentation and process improvement skills. Prior More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Focus on SAP
and other BI/reporting tools. Familiarity with cloud computing, data governance, and healthcare analytics. Basic Linux and WebLogic administration skills. Understanding of clustering, highavailability, and disaster recovery strategies for SAP BO. Ability to troubleshoot complex system and report issues. Strong documentation and process improvement skills. Prior More ❯
days remote.(Inside IR35) This role requires hands-on experience with UCS Fabric Interconnects, service profiles, VMware clusters, and best practices for maintaining highavailability and performance during upgrade processes. Role Responsibilities UCS Firmware Upgrades: Plan, coordinate, and execute UCS firmware upgrades across Fabric Interconnects, blades, and rack More ❯
belfast, antrim, United Kingdom Hybrid / WFH Options
Hays
and maintaining hardware and software, including deployment, patching, and updates. Supporting user account management and authorisations. Diagnosing and resolving computer and application faults. Ensuring highavailability and uptime of desktop/laptop systems. Developing processes and tools to enhance support capabilities. What You Need to Succeed : To excel More ❯
execution, troubleshooting, and system optimization. This role requires hands-on experience with UCS Fabric Interconnects, service profiles, VMware clusters, and best practices for maintaining highavailability and performance during upgrade processes. Role Responsibilities UCS Firmware Upgrades: Plan, coordinate, and execute UCS firmware upgrades across Fabric Interconnects, blades, and More ❯
and performance tuning. Configuration and ongoing management of environments and services on AWS. Enhancing tools and processes for monitoring scalable applications on AWS. Maintaining highavailability through proactive measures. Troubleshooting and resolving complex technical issues. Documentation of Standard Operating Procedures. Automation of SOPs and Run Books. Respond to More ❯
a team Willingness to travel as needed Preferred Qualifications: A degree in Computer Science or a related field Experience in mission-critical environments with highavailability requirements Familiarity with Software Solutions, Managed Services, and security and compliance in enterprise environments Become part of our "Winning Culture"! An international More ❯
create everything from customer-facing and vendor-facing websites to the internal software and tools behind the reverse-logistics process. You can develop scalable, high-availability solutions to solve complex and broad business problems. We are a group that has fun at work while driving incredible customer, business More ❯
create everything from customer-facing and vendor-facing websites to the internal software and tools behind the reverse-logistics process. You can develop scalable, high-availability solutions to solve complex and broad business problems. We are a group that has fun at work while driving incredible customer, business More ❯
description and person specification. Person Specification Knowledge Requirements Essential Windows 2003, Windows 2008, Windows 2016 Microsoft SQL Server 2008, 2012 & 2016 DBA Knowledge of HighAvailability (HA) and Disaster Recovery (DR) options for SQL Server Highly developed specialist knowledge and expertise underpinned by significant experience working within the More ❯
teams to translate business challenges into clear, actionable technical architectures, particularly across customer engagement touchpoints. Evaluate and design application and integration architectures that support highavailability, scalability, and future-proofing for voice and digital channels. Influence decision-making by working across both business and IT domains, balancing requirements More ❯
Hybrid, SQL Server, Windows Deployment Systems, SharePoint, Microsoft 365, Cloud based Telephony, Cyber Security and Prevention, Cloud based Backup and Restore Knowledge of VMWare High-Availability virtual server hosting infrastructure and storage area networks Microsoft Azure including: 1. Azure Active Directory 2. SSO 3. Multi-Factor Authentication Knowledge More ❯
e.g. Auth0, API management tools). Operational Awareness: Ability to manage and support large-scale software estates-handling aspects like deployment, rollback, observability, and high availability. Automation & Testing: Experience developing or managing automated security test suites as part of a DevSecOps approach. What's on Offer: Salary: Up to More ❯
a wide range of people and problems Eager to learn and exploit emerging technologies Qualifications Components for success. You have... 3+ years’ experience delivering high-quality, highly available C#/.NET software solutions Expertise in .NET approaches to data persistence, security, threading, concurrency, asynchrony, serialisation, networking, highavailabilityMore ❯
Manchester, North West, United Kingdom Hybrid / WFH Options
Charles Simon Associates Ltd
the Storage & Data Centre infrastructure as directed by management Assisting with the design of Data Centres ensuring no single points of failure to enable HighAvailability and comprehensive DR provision for all critical systems. Ensuring maximum availability of Data Centre and Cloud systems and minimum disruption due More ❯
the Storage & Data Centre infrastructure as directed by management Assisting with the design of Data Centres ensuring no single points of failure to enable HighAvailability and comprehensive DR provision for all critical systems. Ensuring maximum availability of Data Centre and Cloud systems and minimum disruption due More ❯
Manchester, North West, United Kingdom Hybrid / WFH Options
Charles Simon Associates Ltd
the Storage & Data Centre infrastructure as directed by management Assisting with the design of Data Centres ensuring no single points of failure to enable HighAvailability and comprehensive DR provision for all critical systems. Ensuring maximum availability of Data Centre and Cloud systems and minimum disruption due More ❯