21 of 21 Remote/Hybrid Contract High Availability Jobs

candidate will support and enhance enterprise level UNIX infrastructure, with a strong focus on Oracle Solaris platforms, LDOM virtualisation, and the delivery of resilient, high availability systems. The role will involve system administration, platform optimisation, and migration activities, working closely with infrastructure and application teams to maintain performance … manage, and support LDOMs (Logical Domains) within a virtualised infrastructure Deliver UNIX system migrations and upgrades, ensuring minimal disruption and risk Design and implement high-availability and resilience solutions, including clustering and failover Monitor system performance, identify issues, and carry out advanced troubleshooting Collaborate with infrastructure, network ...

operations or 'maintenance' role. We need a builder-someone who can jump straight into design and delivery, applying NetDevOps principles to support critical, high-availability services. You'll be bridging the gap between traditional networking and modern cloud-integrated infrastructure. Key Responsibilities Design & Implementation: Build and enhance enterprise … Skills (The 'Must-Haves') To be successful, you need deep, hands-on expertise in: Enterprise Network Engineering Complex OSPF & BGP routing. Design of resilient, high-availability traffic flows. Firewall & Security Extensive experience with Palo Alto firewalls. Network segmentation and Zero Trust architecture. Data Center Architecture VXLAN/EVPN ...

Responsibilities Design and implement Microsoft Exchange architecture across hybrid and cloud environments Lead the design and planning of Exchange migrations and upgrades Produce High-Level and Low-Level Design documentation (HLD/LLD) Design mail flow architecture, including routing and connectors Define high availability and disaster recovery … Proven experience with Exchange Hybrid architecture Experience delivering Exchange migrations (on-prem to cloud or hybrid) Strong knowledge of: Mail flow design Hybrid Exchange High availability and DR Experience producing HLD and LLD documentation Technical Environment Microsoft Exchange Online On-Prem Exchange (2016/2019) Microsoft 365 Microsoft ...

recruit a Scala Developer on a 6 months contract basis. Hybrid working - London based Role The Scala Developer will develop highly performant, highly availability, fault tolerant systems that are packaged in containers and deployed on the cloud Scale, manage and build tools to monitor them Determine non-functional requirements … experience of a wide range of best of breed open source and commercial technologies - Scala, Kubernetes, Docker, AWS. Experience of software development for high capacity, high traffic, high availability websites/systems Delivery experience within an agile project is essential Company Global market leading e-commerce ...

they are looking for an experienced Lead Enterprise Architect to play a crucial role in the design and implementation of a business critical and high priority project that will transform and modernise their primary revenue source. What you'll do Full ownership of the enterprise architecture strategy … emerging AI capabilities Own key technology decisions including vendor strategy and "build vs buy" across critical platforms Design platforms that operate at scale: High volume, high availability, and no room for failure Lead the shift towards platform-based architecture with clear ownership and long-term sustainability Turn ...

performance, capacity, replication, and distributed data issues.Manage SQL Server Integrated Services (SSIS), SQL Server Reporting Services (SSRS), and SQL Server Analysis Services (SSAS) effectively.Implement high availability and disaster recovery solutions using clustering, database mirroring, log shipping, and AlwaysOn replication.Perform database performance tuning and diagnostics using SQL Profiler, Extended … stored procedures, and triggers.Handle backup recovery, index design, and analysis.Upgrade and migrate SQL Server instances/databases as needed.Monitor system health and performance, ensuring high levels of availability and security.analyse, troubleshoot, and correct database issues in real-time.Collaborate with developers for query tuning and schema refinement.Document changes ...

replication, and distributed data issues. Manage SQL Server Integrated Services (SSIS), SQL Server Reporting Services (SSRS), and SQL Server Analysis Services (SSAS) effectively. Implement high availability and disaster recovery solutions using clustering, database mirroring, log shipping, and AlwaysOn replication. Perform database performance tuning and diagnostics using SQL Profiler … triggers. Handle backup recovery, index design, and analysis. Upgrade and migrate SQL Server instances/databases as needed. Monitor system health and performance, ensuring high levels of availability and security. analyse, troubleshoot, and correct database issues in real-time. Collaborate with developers for query tuning and schema refinement. ...

skills required. Experience designing and documenting Microservice architectures Strong Integration background Layered Architectures Integration/Orchestration Experience designing and implementing enterprise business critical, high volume, scalable, high availability systems running in 24/7 regulated environments. Strong API experience (REST, WebSocket) Experience of Domain Driven Design. Experience ...

Implement and manage Palo Alto firewall policies across on-prem and cloud environments, aligned to Zero Trust principles Design and operate high-availability network services, including routing, segmentation, and resilience Develop and maintain network automation using tools such as Python, Ansible, and Infrastructure as Code Collaborate with architecture ...

first engineering initiatives to enhance scalability and reliability Design, build, and maintain resilient infrastructure for distributed systems Implement monitoring and alerting solutions to ensure high availability Collaborate with engineering teams to improve system reliability and mitigate risks Develop and maintain CI/CD pipelines to support efficient deployments ...

tools such as Azure DevOps, OctopusDeploy. Cloud services: Azure SaaS, PaaS, IaaS. Knowledge of best practices and IT operations in an always-up, HADR (High Availability Disaster Recovery). Good working knowledge of Windows Server Administration and specifically IS Administration. Desirable Skills: Ability to read and understand Programming ...

capability Experience of performance diagnostics and tuning Experience supporting Oracle on Linux or Unix platforms Familiarity with ITIL aligned service management processes Experience supporting high availability and mission critical systems Desirable Experience with OEM, ASM or RAC Exposure to later Oracle versions Scripting capability in Shell or Python … Experience within regulated or high assurance environments This temporary contract is outside IR35 and will be delivered on a statement-of-work basis. The supplier will determine the method, resources, and approach to deliver the agreed outcomes This temporary contract requires the successful candidate to undergo and be eligible ...

Lake and medallion architecture (bronze, silver, gold) Optimise performance, data quality, and cost efficiency across pipelines and clusters Set up monitoring, alerting, and ensure high availability of data services Collaborate with data teams and stakeholders to deliver business-focused solutions Essential Skills & Experience Strong hands-on experience with ...

role requires strong hands-on design experience in at least one major storage domain (block, file, object, or data protection), alongside a solid high-level understanding of the others, enabling well-rounded architectural decision-making even where direct exposure is limited. Key Responsibilities Lead the end-to-end design … enterprise storage solutions, from requirements gathering through to high-level and low-level designs. Act as a technical authority in architecture discussions, confidently explaining design choices, limitations, and alternatives. Define target-state storage architectures aligned to application, platform, performance, availability, scalability, and resilience requirements. Produce clear architecture documentation ...

optimisation. Key Responsibilities Design, deploy and manage cloud infrastructure within Microsoft Azure Automate infrastructure and operational processes using scripting and PowerShell Monitor system performance, availability and security across cloud environments Configure infrastructure to support reliable application deployment Troubleshoot cloud infrastructure issues and perform root cause analysis Ensure cloud environments … troubleshooting cloud infrastructure Desirable Experience Azure certifications such as Azure Administrator Knowledge of identity and access management and cloud security best practices Experience supporting high availability and disaster recovery environments Degree in Computer Science, Engineering or equivalent experience Contract Details Initial 6 month contract Outside IR35 Hybrid working ...

Required Skills & Experience Essential Strong BC/DR and systems recovery experience from a solution architecture perspective Proven Azure experience , including: Cloud recovery patterns High availability design Backup and immutable backup concepts Experience in regulated environments with awareness of: Internal policies ISO standards (e.g. ISO 22301) Experience reviewing ...

optimisation for a key enterprise data management platform underpinning critical investment operations. The Opportunity: This is a fantastic opportunity to be part of a high-impact data programme modernising and simplifying how investment-related data is sourced, mastered, and distributed. Youll work closely with stakeholders across IT and investment … managed data service that replaces a legacy in-house system. What Youll Be Doing: Maintain and monitor an enterprise EDM platform to ensure high availability and performance Troubleshoot issues and support end-users, including investment analysts and portfolio managers Implement enhancements driven by business and regulatory needs Deliver ...

Excellent stakeholder management skills, with the capacity to influence and communicate effectively at senior levels. Preferred Qualifications: Experience in payments, cash management, or other high-availability banking platforms. Familiarity with designing observability approaches and enhancing alert quality across diverse portfolios. Experience in building SRE communities of practise ...

critical network infrastructure within a highly regulated, safety-critical environment. The successful contractor will work as part of a specialist engineering team, ensuring the availability, performance, and security of complex network systems. This role requires strong hands-on expertise across enterprise networking technologies, with a particular focus on Cisco … troubleshoot enterprise network infrastructure Configure and manage network hardware including routers, firewalls, and switches Provide operational support for mission-critical systems in a high-availability environment Work with Cisco networking technologies across LAN, WAN, and security domains Support and maintain firewall solutions, including Palo Alto Operate and manage ...

Application Server (WAS) in clustered environments. You will have a proven track record of complex issue resolution. You must be comfortable working in regulated, high-availability environments. Experience of IBM Content Navigator is preferred. Please apply ASAP to find out more. ...

Location: London, UK (Hybrid) Job Type: Contract - Inside IR35 Role Overview We are seeking an experienced Senior KDB+ Developer to design, develop, and optimize high-performance data platforms built on kdb+. The ideal candidate will have deep expertise in kdb+ tick architecture, performance tuning at scale, and close collaboration … tick systems, with strong understanding of data organisation, schema design, and performance implications of different architectural approaches. Build and operate solutions handling large-scale, high-frequency datasets, ensuring low latency, high throughput, and efficient memory usage. Analyse and optimise q queries, data models, and ingestion pipelines for both ...