23 of 23 High Availability Jobs in Central London

with U.S.A businesses. Candidates who apply through Talent Hero, once vetted, are introduced to hundreds of US companies seeking cloud experts to lead the design and scaling of secure, high-performing infrastructure. Well match you with the right role, at the right pay and keep your profile in our database for future opportunities as well. This role is an … AWS, Azure, or GCP. If youre skilled at turning business needs into technical cloud solutions we encourage you to apply. Remote cloud architecture roles are both in demand and high-impact, and our service is 100% free for all UK applicants. Applying through Talent Hero gives you direct access to US companies needing cloud leaders ready to make an … secure deployment practices. We are looking for Cloud Architects who are technically excellent, strategic, and confident owning infrastructure from design to delivery. Responsibilities Design and implement scalable, secure, and high-availability cloud infrastructure Collaborate with engineering, DevOps, and security teams to define architecture best practices Automate infrastructure deployment using IaC tools and CI/CD pipelines Monitor performance More ❯

Kafka and Kubernetes Platform Management: Design, deploy, and maintain scalable Kafka and Kubernetes clusters to support development and production environments Implement best practices for Kafka and Kubernetes operations , ensuring high availability, performance, and security Monitor, troubleshoot, and optimize Kafka and Kubernetes infrastructure to meet development team needs Implementation: Implement cloud infrastructure components, including compute, storage, networking, and security … for performance, scalability, and cost-efficiency Implement DevOps practices for streamlined deployment and operations Troubleshooting and Support: Provide technical support for cloud infrastructure and services Troubleshoot and resolve performance, availability, and security issues Support production environments and participate in a 24x7 on-call rotation when required Requirements: Experience 7+ years of experience in designing, implementing, and managing cloud-based More ❯

Directory Services Azure AD Strong experience in the up-gradation and migration of ForgeRock CIAM, IDM, AM, DS . Good knowledge of ForgeRock CIAM, IDM, AM, DS deployment in High Availability environment and enabling clustering. Hands on experience with setting up various components of ForgeRock CIAM, IDM, AM, DS like User store, Provisioning store, admin console, provisioning server More ❯

we'd love to talk to you. This is a unique opportunity to shape, direct and build better financial services for all UK businesses, whilst being part of a high growth tech company. Backed by leading global VCs, and brings together seasoned, experienced payment, banking and tech industry professionals who are aiming to redefine the market that they operate … Typescript and Node.js Applications AWS Cloud Native and Serverless Architecture You will collaborate with other stakeholders and manage suppliers to fulfil business requirements through system enhancements and maintenance. Ensuring high availability in production systems is a critical responsibility of this role. To excel in this role, you should be: A people-oriented leader who is easy to work … with, adaptable and flexible while maintaining high standards. Supported by global teams of engineers, QAs, SREs, and DevOps professionals. Comfortable managing a mix of direct reports and shared teams Skills & Experiences AWS Technologies (e.g. ECS, DynamoDB, Lambda, Aurora, SQS, SNS, VPC, Private Link, etc.) Multi-threading & Socket Programming: Java + Spring Applications Architectures - Event Sourcing, CQRS, Polyglot Database, Traditional More ❯

organizational, communication, and leadership skills. Proficiency in project management tools (Jira, Trello, Asana) and Agile/Scrum methodologies. Preferred Qualifications Experience managing global or multi-regional projects. Background in high-availability systems like iGaming. Project management certification (PMP, PRINCE2, Scrum Master). If of interest, please send your CV now to apply More ❯

are thought leaders and trusted advisors in IT Performance Assurance We have a unique methodology that strikes the balance between service, risk and cost We have extensive experience protecting high revenue, high availability clients We invest in R&D - developing solutions to enable fast, efficient and scalable delivery At Capacitas we know what great performance looks like More ❯

make a real-world impact on critical national projects? This is more than just a role - it's a mission. We're hiring for a specialist position within a high-impact organisation supporting national security and defence initiatives. You'll be joining a collaborative team dedicated to delivering complex, sensitive technology solutions at scale, with a clear focus on … security, resilience, and continuous improvement. Key Responsibilities: Manage and maintain Elastic Cloud Enterprise (ECE) environments, ensuring high availability and performance. Design and deploy scalable Elasticsearch solutions for Observability and Search use cases. Implement robust security, privacy, and compliance controls across Elasticsearch systems. Optimise system configurations and queries to enhance performance and reduce latency. Collaborate with cross-functional teams … and pension Optional benefits including health cash plans and critical illness cover Annual performance-related bonus scheme Career development pathways and funded training opportunities Opportunity to work on secure, high-profile projects of national significance More ❯

proficiency in designing and implementing CI/CD pipelines, and a deep understanding of monitoring and observability practices. Core responsibilities: - Architect, deploy, and manage Azure-based infrastructure to ensure high availability, scalability, and security. - Develop and maintain Infrastructure as Code (IaC) using Terraform for automated and consistent environment provisioning. - Design and implement CI/CD pipelines to streamline More ❯

Be Building Low latency algorithmic trading platforms handling real-time market data Smart order routing systems and execution algorithms for global equity markets Quantitative models and analytical trading signals High-availability trading infrastructure serving institutional clients worldwide Backend systems supporting equities, futures, and listed derivatives trading What They Needs Expert-level Java development with strong object-oriented design More ❯

to bring products to life. Translate complex financial concepts into simple, API-first, scalable products and workflows. Build scalable system s and workflows that meet regulatory requirements and maintain high availability, resilience, and security. Monitor product performance through KPIs, usage data, and customer feedback — and use those insights to improve. Mentor junior PMs and help evolve product practices More ❯

operational resilience and growth, requiring a strong focus on governance, negotiation, compliance, and service excellence. If you bring deep experience in vendor governance, SLA monitoring, and stakeholder engagement within high-availability environments, we want to hear from you. What you get to do: Vendor Performance & SLA Management Define and track key vendor SLAs, ensuring compliance with contractual obligations. … service incidents. Work with internal teams to escalate vendor-related issues and drive improvements. Governance & Relationship Management Develop and maintain a comprehensive vendor governance framework to ensure delivery of high-quality outcomes through effective engagement. Serve as the primary point of contact for key vendors, maintaining strong relationships and ensuring service alignment with business needs. Lead Monthly Service Reviews … experience in vendor management, supplier governance, or procurement within a technology-driven environment. Experience in ITIL Service Management processes. Strong background in managing third-party vendors in mission-critical, high-availability services (preferably in FinTech or payments). Experience defining, tracking, and enforcing vendor SLAs and performance metrics. Strong commercial acumen and experience in contract negotiation, cost optimization More ❯

looking for a Algorithmic Trading Developer to join the team. They are looking for an outstanding candidate to be a part of agile, highly professional team delivering client-facing, high-availability, low-latency trading algorithms technology. The ideal candidate: Expertise with Java, Linux, and OO Design. Extensive experience developing trading systems for Equities, Futures or Derivatives. Knowledge of More ❯

ideal candidate will have good expertise in modern UI frameworks and a good understanding of financial markets, particularly in fixed income and currencies area. Key Responsibilities: Design and develop high-performance, real-time trading and analytics interfaces using ReactJS , TypeScript , and Vite . Implement responsive and intuitive UI components with CSS and Ag-Grid for complex data visualization. Integrate … with backend services using WebSockets for live market data and trade updates. Maintain and enhance existing UI applications, ensuring high availability and low latency. Translate business requirements into technical specifications with a strong focus on user experience. Required Skills & Experience: 8 to 10 years of hands-on experience in UI development with ReactJS , TypeScript , and CSS . Strong More ❯

Backend Software Engineer/Developer (Golang AWS) WFH/London to £100k Do you have expertise with high throughput backend software engineering? You could be progressing your career in a senior, hands-on Backend Software Engineer role at one of Europe's fastest growing audio content platforms with 176 million active users and ambitious growth plans to become the … take a lead role in the end-to-end development, optimisation and scaling of the media streaming pipeline, designing and developing systems that process petabytes of data and support high throughput traffic to ensure a seamless playback experience. You'll architect and develop backend services in Go/Golang within a cloud AWS environment. There's a variety of … sociable environment with a range of perks and experiences. About you: You have experience of building and scaling backend systems using Go/Golang You have experience of developing high availability, high performance systems as well as experience of effective monitoring of distributed systems You have a strong knowledge of AWS and experience of using IaC tools More ❯

facility in Longacre . This hands-on role is ideal for a technically minded individual with experience in mechanical and electrical (M&E) systems looking to develop within a high-performance, high-availability environment. Key Responsibilities Carry out routine inspections, preventative maintenance, and corrective repairs on data centre infrastructure. Respond to building management system (BMS) alarms and More ❯

music industry, is seeking .NET Developer to work out of their plush offices in the heart of London's West End. You will be working on the development of high-availability and highly-transactional .NET/C# applications which will be critical to the launch of their new online music shopping channel. We are seeking .NET Developer candidates More ❯

My client, a leading international firm is seeking a skilled SQL Database Administrator to support and enhance enterprise-grade systems. The role involves managing database performance, security, and availability, supporting cross-functional teams, and contributing to strategic technical initiatives under senior guidance. Key Responsibilities * Maintain high-availability SQL Server environments and optimise performance * Monitor systems proactively to … Essential Skills & Experience * Advanced SQL Server 2019/2022 administration in Windows 2022/2025 * Expertise in tuning, monitoring, SSIS, SSAS, T-SQL, and PowerBI * Strong experience with SQL Availability Groups, encryption, and security features * Ability to build and maintain SSIS packages via Visual Studio * Proven external data integration via SFTP * Familiarity with Redgate tools and other RDBMS platforms More ❯

Experience with DAST systems such as OpenZAP, Qualys DAST (preferred) ideally with HTTP APIs Ability to manage large scale software estates from a operational perspective (build, release, monitoring, rollbacks, high availability, etc) Hands on experience building automated security test suites JOB DESCRIPTION Analysing new feature code to identify security risks and working with engineers to mitigate Delivering improvements More ❯

years proven track record. This is a support role supporting Business As Usual (BAU) with involvement in design of scalable solutions deliverable through projects. Encompassing numerous technologies that benefit high-availability solutions. Fast thinker who can diagnose, assist others and remediate BAU support issues. Maintain documentation and networking diagrams for both support and stringent internal audits. This role … interconnectivity (LES circuits) -CISCO certification, required CCNA -VPN technologies (IPSEC) -Security certification (advantageous) Technologies Layer 2 Switching, Layer 3 Routing, VPN IPSEC & SSL, TACACS, RADIUS, NAT/PAT, VSS. High availability, including failover technologies and first hop redundancy protocols. Simply this is a 1 st, 2 nd and 3 rd Line Network Support position ?" ensuring that the applications More ❯

have at least 5 years proven track record. This is a support role (BAU) with involvement in design of scalable solutions deliverable through projects. Encompassing numerous technologies that benefit high-availability solutions. Fast thinker who can diagnose, assist others and remediate BAU support issues. Maintain documentation and networking diagrams for both support and stringent internal audits. This role … interconnectivity (LES circuits) -CISCO certification, required CCNA -VPN technologies (IPSEC) -Security certification (advantageous) Technologies Layer 2 Switching, Layer 3 Routing, VPN IPSEC & SSL, TACACS, RADIUS, NAT/PAT, VSS. High availability, including failover technologies and first hop redundancy protocols. The Client is based in the City in London close to Liverpool Street. Salary for this position will be More ❯

an experienced HV Authorised Person (HVAP) to join their shift engineering team at a critical London site. This role involves operational control, supervision, and hands-on maintenance within a high-availability data centre environment. The successful candidate will work closely with Engineering Supervisors and Shift Leaders to deliver safe, compliant, and high-quality maintenance, ensuring uptime and … all plant and equipment. Key Responsibilities: Supervise and carry out planned and reactive maintenance activities on building plant, electrical systems, and critical infrastructure Act as the Authorised Person for high voltage (HV) systems, responsible for drafting and executing load transfer, isolation, and reinstatement schedules in line with safe working procedures Manage Permit to Work processes and ensure all safety … Access) certifications Familiarity with multiple interlinked systems such as Fire, PMS, BMS Strong organizational and prioritisation skills Excellent attention to detail and ownership mentality Candidate Profile: Self-motivated with high integrity and professionalism Diligent and committed to safety for self and others Courteous and client-facing, able to represent the company with a professional image Calm under pressure with More ❯

an experienced HV Authorised Person (HVAP) to join their shift engineering team at a critical London site. This role involves operational control, supervision, and hands-on maintenance within a high-availability data centre environment. The successful candidate will work closely with Engineering Supervisors and Shift Leaders to deliver safe, compliant, and high-quality maintenance, ensuring uptime and … all plant and equipment. Key Responsibilities: Supervise and carry out planned and reactive maintenance activities on building plant, electrical systems, and critical infrastructure Act as the Authorised Person for high voltage (HV) systems, responsible for drafting and executing load transfer, isolation, and reinstatement schedules in line with safe working procedures Manage Permit to Work processes and ensure all safety … Access) certifications Familiarity with multiple interlinked systems such as Fire, PMS, BMS Strong organizational and prioritisation skills Excellent attention to detail and ownership mentality Candidate Profile: Self-motivated with high integrity and professionalism Diligent and committed to safety for self and others Courteous and client-facing, able to represent the company with a professional image Calm under pressure with More ❯

The security and support of the company’s network is paramount. Predominately a support role (BAU) with design of scalable solutions deliverable through projects. Encompassing numerous technologies that benefit high-availability solutions. This role requires a responsible individual who can design and deliver secure networking solutions. Fast thinker who can diagnose, assist others and remediate BAU support issues. … authentication service (AAA) -SafeNet Ethernet Encryptor -RADIUS/RSA -Security certification (advantageous) You will also need to an understanding of the following technologies: VLAN segregation. DMZ. VSS. Failover. OSPF. High availability. CISCO. Palo Alto. Juniper. McAfee IPS. SafeNet. Tripwire. You will ideally be coming with experience from a City based investment bank. Salary for this role is between £50K More ❯