1 to 25 of 57 High Availability Jobs in the South East

improving corporate and production IT systems, both on-premise and in the cloud. The Role You will play a key role in ensuring system availability, improving operational resilience, and supporting critical infrastructure. You'll work across Linux and Windows environments, manage cloud platforms, implement cyber security measures, and contribute … ongoing optimisation and documentation of IT systems. This is an excellent opportunity to take ownership of infrastructure that supports high-availability, security-critical services. Key Responsibilities Provision and support IT infrastructure and systems Administer Linux and Windows operating systems Manage cloud platforms (Azure, AWS, Google Cloud, Microsoft ...

Linux/AIX systems , ideally gained within a banking or financial services environment . You’ll be responsible for ensuring the stability, performance, and availability of business-critical banking and finance applications, working closely with senior IT stakeholders and wider application teams. Key Responsibilities Administer, maintain, and optimise Oracle … Linux (RHEL/Oracle Linux) and AIX environments hosted on IBM Power 10 infrastructure Perform system upgrades, patching, performance tuning, and capacity planning Support high availability and disaster recovery solutions using Oracle RAC, ASM, RMAN, and Data Guard Collaborate with application and infrastructure teams to resolve complex production ...

this role, you will be responsible for: Support with SQL Server installations, configurations, upgrades, migrations, backups and restores. Work on installing, configuring and supporting High Availability and Disaster Recovery environments Complete performance tuning tasks Provide Azure Cloud support with clients Azure SQL Databases, Azure VM's and Azure … this role, you will have: Previous experience working as a SQL Server DBA Strong understanding of database maintenance operations Experience with SQL Server high availability and disaster recovery setups Experience working within an Azure cloud setup supporting Azure SQL databases, VMs and managed instances Strong communication skills ...

this role, you will be responsible for: Support with SQL Server installations, configurations, upgrades, migrations, backups and restores. Work on installing, configuring and supporting High Availability and Disaster Recovery environments Complete performance tuning tasks Provide Azure Cloud support with clients Azure SQL Databases, Azure VM's and Azure … this role, you will have: Previous experience working as a SQL Server DBA Strong understanding of database maintenance operations Experience with SQL Server high availability and disaster recovery setups Experience working within an Azure cloud setup supporting Azure SQL databases, VMs and managed instances Strong communication skills ...

Onsite Salary: £55,000 – £65,000 per annum (dependent on experience) + excellent benefits Are you an experienced IT Infrastructure leader ready to drive high availability, lead projects, and elevate service desk performance in a dynamic business environment? We are seeking a hands-on IT Infrastructure & Support Manager … core business systems, including monitoring, support, and maintenance of Progress OpenEdge databases. Manage day-to-day IT Service Desk operations — ensuring prompt issue resolution, high customer satisfaction, SLA/KPI adherence, and performance tracking. Lead infrastructure projects (upgrades, deployments, growth initiatives) — defining scopes, coordinating resources, delivering on time/ ...

business critical 24/7/365 operating environment for a key customer. Accountability for meeting or exceeding against contracted SLAs in this high availability environment in the delivery of Critical Engineering and Facilities Management services. Own and develop a professional relationship with the client to deliver positive … development plans are in place to continually raise our game. Following on from the above, implement and manage an effective succession planning plan and high employee engagement scores. Be the responsible lead for all things High Voltage related and the associated activities. Provision of leadership and guidance, advice ...

annum depending on experience and skills. Job Summary We're seeking an experienced Oracle Database Administrator (DBA) to ensure the performance, availability, security, and integrity of mission-critical Oracle database environments for our client. This role combines proactive maintenance, incident resolution, and strategic improvements across on-premise and cloud … platforms. You'll work primarily remotely, joining a collaborative technical team. Key Responsibilities Administer, configure, and maintain Oracle databases to ensure high availability and performance. Monitor database health and performance, identifying bottlenecks and tuning systems effectively. Perform backup, recovery, patching, and upgrade operations , including disaster recovery planning. Collaborate ...

Technical Data Centre Shift Manager – Data Centre Operations – High Voltage Experienced Package @74,000K plus Overtime Location: Slough Continental Shift Pattern 12 Hour Shift s Days and Nights Site – AI READY Data Centre Opportunity – Progressive contract and promotion and career development Salary £65,000 Plus Shift Allowance @5K Bonus … operational excellence across critical electrical and mechanical systems. You’ll guide a skilled team of engineers, ensuring safe, compliant, and efficient maintenance across a high-availability facility that powers global operations. This is a hands-on leadership role — ideal for candidates with a strong high-voltage ...

critical site supporting one of the world’s foremost investment banking and asset management firms. This is an exciting opportunity to join an innovative, high-performance environment, ensuring the highest levels of operational excellence and resilience within a 24/7/365 data centre. In this pivotal role … skilled engineering team, driving operational efficiency and service delivery within a critical banking facility. Your expertise will be key in maintaining the reliability and availability of high-voltage systems, critical engineering infrastructure, and building services—fundamental to the client’s business continuity and success. Your Role & Responsibilities ...

cost efficiency Collaborate with Engineering teams to strengthen DevOps practices and improve cross-team workflows Monitor systems, troubleshoot issues, and implement solutions to ensure high availability Maintain accurate documentation, standards, and operational processes About You You are a proactive and technically strong infrastructure engineer who enjoys solving complex … skills: Proven experience designing, deploying, and administering AWS infrastructure Broad understanding of Microsoft hybrid cloud environments with solid working knowledge of on-premises infrastructure High proficiency in at least two of the following: Docker (AWS ECS) Terraform, Ansible, or AWS CDK Nagios Windows Server (IIS) Linux Microsoft SQL Server ...

scaling data pipelines and search systems using: ElasticSearch, Weaviate, Pinecone, and other vector databases Engineering secure, containerised architectures using Docker and Kubernetes Ensuring high availability, fault tolerance, and performance for mission-critical workloads Providing technical leadership and mentorship to other engineers Contributing to technical strategy, tooling choices … healthcare, or other regulated domains Familiarity with DevOps practices, CI/CD pipelines, and infrastructure as code Exposure to data engineering, ETL pipelines, or high-volume data processing Experience working in SME or start-up environments , comfortable wearing multiple hats Salary: £90,000 - £100,000 (DOE) + Bonus + ...

identify and resolve issues, implement automation and monitoring solutions, and drive continuous improvement across our infrastructure. Your leadership will be instrumental in fostering a high-performing, innovative engineering culture, optimising system performance, and minimising downtime. You will also be responsible for managing cloud costs effectively, ensuring spend remains within … optimise cloud infrastructure usage to ensure cost efficiency, maintaining spend within agreed budgets. Ensure the optimal performance of cloud services , delivering a seamless and high-quality experience for end users. Take accountability of the on-call rota , ensuring appropriate coverage, managing participation, and leading rapid incident response to maintain ...

delivering front-end solutions ** Create a front-end technical & architectural strategy defining the technologies and frameworks to meet the business needs ** Design and develop high performance and high availability applications, using proven frameworks and technologies ** Lead by example writing JavaScript/Typescript code whilst coaching and mentoring ...

Server 2016 or Windows Server Hybrid Administrator Associate Desirable PRINCE Project Management Qualification Experience Essential Extensive experience in managing digital infrastructure in a complex, high-availability environment, including server, storage, and network systems. Microsoft Active Directory 2008 R2 and later including group policy design and troubleshooting. Server virtualisation ...

essential) Location: Fully Remote About the Role We are seeking an experienced AWS DevOps Engineer for an inside IR35 contract role supporting a secure, high-profile programme. The role is fully remote, and the client operates their own payroll , covering employer National Insurance , so contractors can work … Responsibilities Design, build, and maintain AWS cloud infrastructure using DevOps best practices. Implement and support CI/CD pipelines and infrastructure as code. Ensure high availability, security, and performance across AWS environments. Collaborate closely with engineering, security, and delivery teams. Support automation, monitoring, and continuous improvement activities. Skills ...

category, amongst other accolades. Following recent successes of our solutions, we’re looking to expand and continue to innovate in our space. We have high ambitions and looking to bring in highly skilled individuals to help continue our adoption of Azure-native services and building a best-of-breed … flagged issues, along with assisting in internal vulnerability checks/ethical hacking Continuous improvement and testing of DR/BCP to ensure high availability Personal Attributes: Able to work well as an individual and as part of a team Take part in architectural discussions with technical/ ...

helping build a cleaner, more modular system for the future. About the Company You’ll join a well established iGaming technology business that builds high performance systems used by operators across multiple markets. The engineering culture is collaborative, pragmatic and delivery focused, with plenty of opportunity to influence architecture … monolith to microservices Solid MySQL experience and strong data modelling skills Deep understanding of service architecture, APIs and distributed systems Experience working on scalable, high availability back ends Comfortable working in Agile/Scrum environments Excellent written and spoken English Ideally you’ll come from sportsbook, iGaming ...

Head of IT, you will manage and optimise cloud environments, ensure security and compliance, and work closely with the Solutions Architect to deliver scalable, high-performing infrastructure solutions. Advanced expertise in Microsoft Azure and the broader Microsoft technology stack is essential, along with flexibility to support on-call … hours requirements. Key Responsibilities: Design, implement, and manage scalable, secure, and high-availability Azure cloud infrastructure. Administer Azure Virtual Desktop (AVD) environments, ensuring compliance and seamless user experience. Develop and enforce application control policies to maintain secure and compliant usage across the organisation. Implement Microsoft Purview data governance ...

London-based environment. This is a hands-on, technically led role where the Network and Security Specialist will be responsible for protecting systems, ensuring high availability, and strengthening security posture while supporting day-to-day operations and future growth. Key Responsibilities: • Design, implement, and maintain secure network … incidents using SIEM tools, Sophos MDR, and threat-hunting techniques.• Configure and manage firewalls, VPNs, IDS/IPS, web and email security solutions.• Maintain high patching and vulnerability remediation standards, including CVE management.• Coordinate annual third-party penetration testing and lead remediation based on risk and CVSS scoring.• Investigate ...

teams to estimate, design, code, deploy and support working software components Adhere to the corporate security compliance, performance etc., ensure platform is built with High Availability, Recoverability etc., Produce and review complex design documents Recommend optimized design solutions, perform solution deficiency analysis and recommend corrective actions Strong problem ...

mission Security Requirement UK Home Office SC (Security Clearance) is required for this role Are you a skilled Network & System Administrator looking for a high‐impact freelance assignment? This role offers the opportunity to lead a major infrastructure upgrade at the Winnersh site , working closely with global IT teams … design, implement, and optimise a modernised network environment. You’ll operate with a high level of autonomy, support critical systems, and ensure the stability, security, and performance of the site’s IT infrastructure. Purpose of the Role Your primary mission is to upgrade and modernise the network infrastructure ...

help shape and deliver large-scale, business-critical systems across Market and Credit Risk. You'll be responsible for designing, building, testing and implementing high-quality software across the full system lifecycle, while working closely with senior engineering leadership, architects and key business stakeholders to influence technical direction … multithreading and concurrency Grid Computing Cloud-native development , ideally on GCP Kubernetes and containerised environments Designing and delivering systems that operate at scale with high availability and resilience Experience within Market Risk or Credit Risk is highly desirable, and candidates with exposure in this domain will be prioritised. ...

years UK residency) Build the Data Infrastructure That Powers the Public Sector We are looking for experienced Data Engineers to join a long-standing, high-impact public sector partnership. This isn’t just about moving data; it’s about modernizing essential services and delivering secure, reliable data products … integration solutions (both batch and near-real-time). Build & Optimize: Develop and improve end-to-end data pipelines—from ingestion to curation—ensuring high availability through rigorous monitoring and alerting. Collaborate: Work closely with product teams and client stakeholders to align technical decisions with cost, performance ...

variety of data platforms such as S3, Snowflake Experience building and implementing API service architectures Understanding of software testing principles and methodologies Experience in high availability & scalability design, as well as performance monitoring GCS is acting as an Employment Business in relation to this vacancy. ...

optimal performance and security. Collaborate closely with the application team to integrate cloud solutions seamlessly. Utilize technologies such as Azure, Terraform, Azure DevOps. Ensure high availability and scalability of microservices. Implement best practices for container orchestration and monitoring. Implement automated secrets management workflows. Design and maintain CI/ ...