1 to 25 of 116 High Availability Jobs in the South East

a complex and evolving infrastructure environment. The post holder will be responsible for ensuring the stability, performance, and security of critical Linux-based systems, while supporting automation, monitoring, and high-availability environments. Salary: £43,482-£44,746 Contract type: Permanent Working hours: Full time Hybrid 60% Location: Central London (Hybrid working) Job responsibilities include: Maintain high availability More ❯

frequency hybrid agreement that works for the successful individual. You will be well versed in Oracle, PostgreSQL and SQL. You will also be capable of undertaking performance tuning, ensuring high availability of systems, as well as the planning and executions of migrations. You will be rewarded with an excellent salary, as well as a brilliant benefits package including … restores, and recovery models, database mirroring, replication, log shipping, etc Experience in performance tuning, query optimisation, and troubleshooting performance issues in SQL Server, Oracle, and PostgreSQL databases Knowledge of high availability and disaster recovery solutions for SQL Server, Oracle, and PostgreSQL Experience in designing and implementing security policies and procedures for SQL Server, Oracle, and PostgreSQL databases Experience More ❯

Handled large database estates and managed TB size of databases ?Installation and administration of multiple versions of databases on multiple Unix platforms and Windows servers ?Design and implement the high availability solutions (RAC, Golden Gate and Dataguard) ?Install, configure and manage ASM instances in oracle ?Plan and execute major migrations and upgrades ?Define and configure the disk and … L2 and L1 DBA Provide 24x7 and on call support for critical application databases Technical Skills (Core & Top-Up) ?Strong database administration ?Database upgrades on multiple versions and releases ?High availability (RAC) setup and administration ?Disaster recovery design, planning, setup and administer the Dataguard (standby) ?Install, configure, maintain and troubleshooting on Golden Gate ?Knowledge on ExaData ?OEM Configuration More ❯

based, Greater London) Type: Full-time, Permanent Salary: £90,000 – £102,500 + Benefits Foundations Executive Search is proud to be partnering with a nationally significant organisation delivering complex, high-availability services across multiple platforms. We are seeking a highly experienced Principal Cyber Architect to lead the evolution of enterprise-wide security architecture—combining high-level strategic … agile delivery frameworks, and DevSecOps practices Knowledge of architectural frameworks such as TOGAF, SABSA, or equivalent Relevant certifications such as CISSP, ISSAP , or equivalent desirable Experience in regulated or high-availability environments is advantageous Why Apply? This is a unique opportunity to operate at the highest level of security architecture within a nationally critical organisation. With ambitious transformation More ❯

local network environments, including Dell servers and Dell switch configurations. Strong technical expertise in Microsoft Active Directory (AD), Windows Server environments, and authentication solutions. Plan for scalability, redundancy, and high availability to support future growth. IT Security & Compliance: Ensure compliance with security and regulatory standards, including PCI DSS, Cyber Essentials+, DORA, and ISO 27001. Implement and enforce security … best practices across infrastructure automation and cloud environments. Maintain accurate compliance documentation, including PCI DSS scope records and security policies. Secure high-value and high-risk data, such as cardholder (PCI) and personally identifiable information (PII). Cloud & Automation (these tools and skills will be taught): Implement and manage Infrastructure as Code (IaC) for cloud and on-premises … but is not essential. Desirable (but not required) experience: Some interest in learning and using automation tools such as Azure DevOps, Terraform, Node-Red, Packer. Proven ability to secure high-value data (PCI cardholder data, PII) and implement security best practices. Scripting and automation skills (PowerShell, Python, Bash, or similar). Ability to design, implement, and maintain CI/ More ❯

better outcomes. This is a hands-on leadership role where you'll guide a talented cross-functional team, define the technical roadmap, and ensure we build scalable, secure, and high-quality software. If you're passionate about technical excellence, clean architecture, and building technology that makes a real difference to people's lives, we want to hear from you. … multi-disciplinary development team (developers, QAs, design, data engineering, and data science). Champion clean code, scalable design patterns, and best practices across the full SDLC. Write and review high-quality, testable C# .NET code (frontend and backend). Collaborate with product and DevOps teams to build robust, maintainable, and monitorable software. Produce clear, high-quality architectural documentation … exposure to Blazor, React, or similar frameworks a plus. Hands-on experience with Azure services (Kubernetes, Event Grid, Service Bus, Functions, SQL, Data Factory, Databricks, AML). Experience building high-throughput, high-availability, multi-tenant solutions. Excellent communication and collaboration skills, with the ability to inspire and mentor a hybrid development team. Customer-facing experience and the More ❯

to our customer sites. How we work A team of self-motivated individuals with the ability to work unsupervised supporting a mission critical service. Working to towards a 99.999% availability, our collaborative team follows a DevOps approach to provide a service with constantly evolving priorities and growing customer base. As a team, we are working on the goal of … Directory (ADFS, domain management, users/groups, policies, certificates etc.) Infrastructure management and maintenance (COTS hardware & Virtualisation - VMware, Hyper-V) Good knowledge and experience of ITIL Experience of managing high availability environments and systems or with similar critical infrastructure delivery experience. Highly attentive with the ability to deal with changing priorities and context switching. A positive attitude to More ❯

that powers a broad suite of proprietary and third-party applications-including internal operations tools, client platforms, and online learning systems. This role focuses on AWS cloud infrastructure, delivering high availability, security, and cost efficiency while enabling a seamless development experience for our in-house engineering team. You'll shape infrastructure strategy, drive automation, and strengthen CI/ More ❯

resilient, cost-effective, and aligned with business needs - all underpinned by ITIL best practices. As the Head of Service Delivery, you will oversee key functions including Service Level Management, Availability, and Capacity Management. You'll work closely with Technical Operations, Change Management, and third-party suppliers to maintain high service standards and drive continuous improvement. External facing IT … service issues. Drive root cause analysis and preventative actions. Service Level Management Define and manage SLAs and OLAs. Monitor performance and lead service reviews. Identify and implement service improvements. Availability Management Ensure services meet availability targets. Analyse and reduce service interruptions. Identify and mitigate single points of failure. Capacity Management Forecast future capacity needs. Monitor system performance and … field Certifications: ITIL Foundation Certification is required (minimum requirement); additional ITIL Intermediate or Expert-level certifications are preferred. Experience managing teams and third-party suppliers. Deep understanding of SLA, availability, and capacity principles Strong analytical and decision-making skills Familiarity with monitoring and reporting tools Advantageous but not essential Experience in health tech or critical service delivery Additional ITIL More ❯

as a Senior Data Engineer . What You'll Be Doing Build & Optimise : Take ownership of Starburst (Trino) and Dell Data Lakehouse deployments, turning complex data ecosystems into seamless, high-performance platforms Connect Everything : Create unified data experiences by integrating diverse data sources across multiple environments Performance Mastery : Fine-tune containerised solutions for maximum scalability and lightning-fast query … Kubernetes/OpenShift in production environments Big Data Ecosystem : Strong background in Hadoop, Hive, Spark, and cloud platforms (AWS/Azure/GCP) Systems Architecture : Understanding of distributed systems, high availability, and fault-tolerant design Security Protocols : Experience with LDAP, Active Directory, OAuth2, and Kerberos authentication Unix/Linux Proficiency : Advanced command-line skills and system administration experience More ❯

with container orchestration solutions (Kubernetes/OpenShift). Knowledge of Big Data (Hadoop/Hive/Spark) and Cloud technologies (AWS, Azure, GCP). Understanding of distributed system architecture, high availability, scalability, and fault tolerance. Familiarity with security authentication systems such as LDAP, Active Directory, OAuth2, Kerberos. Excellent Unix/Linux skills. Familiarity with JDBC/ODBC Preferred More ❯

estates to emerging data lake technologies, this role offers both breadth and depth, with real influence across business-critical systems. What you'll be doing Lead database strategy, ensuring high availability, scalability and cost efficiency. Drive performance tuning, optimisation and proactive monitoring for reliable services. Oversee upgrades, migrations and integrations with modern platforms (Azure, Data Lake, Fabric). … Parquet). Knowledge of AWS or GCP. Experience with BI tools such as Power BI. Why join? This isn't just BAU. It's a chance to lead a high-impact transformation: modernising a legacy estate, embedding automation, and shaping the organisation's data future. You'll enjoy the freedom to innovate, collaborate across teams, and see the real More ❯

With ambitious growth plans and investment backing, this is a chance to join a forward-thinking engineering team where you’ll make a real impact. to design and implement high-availability, mission-critical backend systems. You’ll join a collaborative engineering team delivering scalable solutions for global telecom operations. What you’ll do Design & build: Develop and maintain … Pub/Sub). Excellent communication and analytical skills. Nice to have: Telecom-specific protocols (SMPP, SIP), OSS/BSS integrations, or network APIs. Event-driven systems, CQRS, or high-redundancy architectures. Security scanning, testing, Git, and Agile/Scrum experience. Interest in Kotlin. Bachelor’s degree in computer science, Engineering, or related field. You’ll be excited about More ❯

and cost-efficient data solutions on AWS, leveraging services such as Glue, Lambda, S3, Redshift, and Step Functions. Lead the development of robust data pipelines and analytics platforms, ensuring high availability, performance, and maintainability. Demonstrate proficiency in software engineering principles, contributing to the development of reusable libraries, APIs, and infrastructure-as-code components that support the broader data More ❯

and cost-efficient data solutions on AWS, leveraging services such as Glue, Lambda, S3, Redshift, and Step Functions. Lead the development of robust data pipelines and analytics platforms, ensuring high availability, performance, and maintainability. Demonstrate proficiency in software engineering principles, contributing to the development of reusable libraries, APIs, and infrastructure-as-code components that support the broader data More ❯

and cost-efficient data solutions on AWS, leveraging services such as Glue, Lambda, S3, Redshift, and Step Functions. Lead the development of robust data pipelines and analytics platforms, ensuring high availability, performance, and maintainability. Demonstrate proficiency in software engineering principles, contributing to the development of reusable libraries, APIs, and infrastructure-as-code components that support the broader data More ❯

Your new company Join a pioneering organisation at the forefront of AI and High Performance Computing (HPC) infrastructure. With a strong focus on innovation and ethical computing, this company is building scalable, GPU-optimised environments that support cutting-edge research and enterprise workloads. Your new role This is a fully remote, hands-on technical role where you'll lead … large-scale AI and HPC clusters. You'll architect end-to-end solutions across compute, storage, and networking - working closely with internal teams, OEMs, and external suppliers to deliver high-performance infrastructure. You'll be responsible for creating detailed technical designs, including hardware specifications, data centre layouts, cabling, and power/cooling requirements. You'll install and tune Linux … based operating systems, configure SLURM job schedulers, and optimise high-speed networking technologies such as Infiniband and RoCE. The role also involves Scripting and automation (Ansible, Terraform), troubleshooting complex distributed systems, and mentoring junior engineers and service teams.This is an ideal opportunity for someone who thrives in project-led infrastructure work and wants to shape the future of AI More ❯

network infrastructure aligns with our organization's strategic goals and technology initiatives. Key Responsibilities: Design, Implement, and Manage Network Infrastructure Lead the design and deployment of robust, scalable, and high-performing network architectures, including LAN, WAN, WiFi, and cloud networking solutions. Expertise in routing, switching, and network segmentation to support business operations across multiple sites and cloud environments. Design … needs of a hybrid cloud environment. Cloud Networking Expertise Architect and manage cloud-based network solutions (e.g., AWS, Azure, GCP) to support a range of applications and workloads. Ensure high availability and performance of network services in cloud environments, leveraging virtual network functions, VPNs, and direct connections. Design cloud-to-cloud and hybrid cloud architectures with a focus More ❯

Type: 13 and a half month FTC We are seeking a die-hard Azure expert to join as a Lead Azure Platform Engineer . This is a hands-on, high-impact role where you will design, build, and operate next-generation cloud platforms, with a strong focus on operational resilience, observability, and Infrastructure as Code (IaC) . This is … and developing other engineers. What Youll Do Lead the design, evolution, and operation of Azure platforms , ensuring security, scalability, and reliability. Define and implement strategies for operational resilience , including high availability, disaster recovery, and business continuity. Establish end-to-end observability across workloads (logging, metrics, tracing, alerting) to proactively detect and resolve issues. Champion Infrastructure as Code (IaC More ❯

internal servers, networks, communications, and data centres Oversee phone systems and rack systems Provide 24/7 cover for critical systems Investigate, resolve, and document technical issues to a high standard Deliver customer-facing performance reports aligned with SLAs Lead and develop support staff, ensuring effective practices and reporting Drive continuous improvements and future direction of company infrastructure Technical … Web hosting & Microsoft IIS SQL Server administration (backups, scripts, scheduling) Hyper-V , Docker , Linux Cloud platforms: Azure and/or AWS Backup management, PowerShell & scripting Familiarity with replication and high-availability technologies This role is ideal for someone who thrives in a hands-on leadership position, ensuring robust infrastructure today while shaping its future direction. More ❯

respected financial institution is seeking a seasoned and driven Head of Infrastructure to lead their global IT strategy. This is a unique opportunity to spearhead significant transformation, build a high-performing team, and make a tangible impact on a large scale. This role demands a blend of strong technical expertise, proven leadership skills, and a forward-thinking vision for … vision for the organization's IT infrastructure, aligning it with overall business objectives. This includes developing and implementing a comprehensive cloud strategy. Team Management: Build, mentor, and motivate a high-performing team of infrastructure professionals across multiple global locations. Foster a collaborative and innovative work environment. Infrastructure Operations: Oversee the day-to-day operations, ensuring high availability … projects. Deep expertise in cloud technologies (AWS, Azure, GCP), virtualization, and network architecture. A strong understanding of security best practices and compliance regulations. Proven ability to lead and mentor high-performing teams, fostering a culture of collaboration and innovation. Excellent communication, interpersonal, and presentation skills. The ability to articulate complex technical concepts to both technical and non-technical audiences More ❯

and Spectrum Scale (GPFS) components. Develop and maintain automation scripts using Python and Bash to support storage operations and monitoring. Administer storage systems across Linux and Windows platforms. Ensure high availability, performance, and scalability of storage infrastructure. Maintain comprehensive documentation for storage configurations, procedures, and operational standards. Collaborate with cross-functional teams to support business and application requirements. … from the office two days a week with occasional travel to other sites in the UK Team overview Content technology and innovation Our Content Technology and Innovation team delivers high-quality content to homes, customer devices, businesses and commercial partners across our European markets. With over 2500 colleagues from around the world, we combine our strategic insights, engineering know More ❯

and Spectrum Scale (GPFS) components. Develop and maintain automation scripts using Python and Bash to support storage operations and monitoring. Administer storage systems across Linux and Windows platforms. Ensure high availability, performance, and scalability of storage infrastructure. Maintain comprehensive documentation for storage configurations, procedures, and operational standards. Collaborate with cross-functional teams to support business and application requirements. … from the office two days a week with occasional travel to other sites in the UK Team overview Content technology and innovation Our Content Technology and Innovation team delivers high-quality content to homes, customer devices, businesses and commercial partners across our European markets. With over 2500 colleagues from around the world, we combine our strategic insights, engineering know More ❯

and Spectrum Scale (GPFS) components. Develop and maintain automation scripts using Python and Bash to support storage operations and monitoring. Administer storage systems across Linux and Windows platforms. Ensure high availability, performance, and scalability of storage infrastructure. Maintain comprehensive documentation for storage configurations, procedures, and operational standards. Collaborate with cross-functional teams to support business and application requirements. … from the office two days a week with occasional travel to other sites in the UK Team overview Content technology and innovation Our Content Technology and Innovation team delivers high-quality content to homes, customer devices, businesses and commercial partners across our European markets. With over 2500 colleagues from around the world, we combine our strategic insights, engineering know More ❯

and Spectrum Scale (GPFS) components. Develop and maintain automation scripts using Python and Bash to support storage operations and monitoring. Administer storage systems across Linux and Windows platforms. Ensure high availability, performance, and scalability of storage infrastructure. Maintain comprehensive documentation for storage configurations, procedures, and operational standards. Collaborate with cross-functional teams to support business and application requirements. … from the office two days a week with occasional travel to other sites in the UK Team overview Content technology and innovation Our Content Technology and Innovation team delivers high-quality content to homes, customer devices, businesses and commercial partners across our European markets. With over 2500 colleagues from around the world, we combine our strategic insights, engineering know More ❯