276 to 300 of 589 High Availability Jobs in England

Software Engineer

Hiring Organisation
Smarkets
Location
London, United Kingdom
Salary
£ 100 K
edge? We’ve thrived through every market cycle, competitor, and industry revolution.At the heart of our success are our people. We create a high-performance environment where exceptional talent can thrive, blending deep business experience with a commercial mindset to drive strategic growth.If you’re ready to help shape … aligned with the Smarkets product roadmap.Smarkets is looking for talented and passionate engineers like you for an exciting opportunity to create a unified and high-performing system that will not only optimize our services but also elevate Smarkets to new heights of success.We believe in using the best tools ...

Software Engineer – Backend

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
building foundational services that operate reliably at petabyte scale and support mission-critical AI/data workloads. Key Responsibilities Design and build scalable, high-performance distributed backend services powering the platform control plane. Develop APIs for centralized management of storage and compute across multi-region hybrid (OnPrem + cloud … environments. Architect and implement resilient microservices with strong consistency, fault tolerance, high availability, and low latency at petabyte scale. Contribute to the evolution of an API-first platform, designing clean, versioned, extensible APIs (REST/gRPC) for control, automation, and integration. Own API lifecycle management including versioning, backward ...

Infrastructure Architect

Hiring Organisation
Experis
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £588/day
multiple organisations into the target environment. Assess current-state infrastructure environments and identify opportunities for consolidation and optimisation. Solution Design and Assurance Produce high-level and detailed infrastructure designs. Define infrastructure standards, patterns, and reference architectures. Review and assure solution designs, suppliers, and technical partners. Ensure architecture designs meet … security, availability, performance, resilience, and operational requirements. Platform and Service Alignment Ensure business continuity and operational stability throughout transformation delivery. Define architectural requirements for hosting, connectivity and workplace technology. Ensure tech designs support service integration and operational readiness requirements. Cloud and Modernisation Define cloud adoption strategies and migration approaches ...

Senior Engineer (Fincrime)

Hiring Organisation
ebury
Location
London, United Kingdom
Salary
£ 100 K
team is responsible for Ebury's AML (Anti-Money Laundering) platform. We are seeking a Senior Software Engineer to help us build and maintain high-reliability, low-latency systems that directly impact our regulatory compliance. In this role, you will work on mission-critical features, including real-time sanctions … maintains the highest standards of safety and auditability in a regulated global environment.ResponsibilitiesContribute to the development of our AML platform's services, focusing on high reliability and scalability for real-time sanctions screening and transaction monitoring. You will be responsible for both delivering new features and improving/automating ...

Senior Multi-Cloud DevOps & Infra Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Senior DevOps & Cloud Infrastructure Engineer to design, automate, and scale multi-cloud infrastructure across AWS, Google Cloud, and Vercel, with a focus on high availability and secure deployments. You will build robust CI/CD pipelines, manage Kubernetes workloads, and collaborate with engineering teams to implement IaC (Terraform … OpenTofu) and optimize deployment pipelines for a high-traffic SaaS product. #J-18808-Ljbffr ...

OpenShift Senior Engineer (Kubernetes/OpenShift)

Hiring Organisation
Lloyds Banking Group
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
this opportunityThis is a technical leadership role shaping the future of the OpenShift and Private Cloud platform at Lloyds Banking Group. You’ll lead high-impact engineering initiatives across squads and stakeholders, with accountability for outcomes critical to resilience, security, regulatory compliance and customer experience.You’ll set the technical … through others, while remaining hands-on where it matters.Strategy, architecture and innovationSet technical direction and architectural guardrails for OpenShift and supporting hybrid cloud services.Lead high-impact design decisions covering resilience, security, scalability, compliance and sustainability.Evaluate emerging capabilities, vendor roadmaps and proofs of concept, turning them into practical adoption plans.Delivery ...

OpenShift Senior Engineer (Kubernetes/OpenShift)

Hiring Organisation
Lloyds Banking Group
Location
Leeds, West Yorkshire, United Kingdom
Salary
£ 80 K
this opportunityThis is a technical leadership role shaping the future of the OpenShift and Private Cloud platform at Lloyds Banking Group. You’ll lead high-impact engineering initiatives across squads and stakeholders, with accountability for outcomes critical to resilience, security, regulatory compliance and customer experience.You’ll set the technical … through others, while remaining hands-on where it matters.Strategy, architecture and innovationSet technical direction and architectural guardrails for OpenShift and supporting hybrid cloud services.Lead high-impact design decisions covering resilience, security, scalability, compliance and sustainability.Evaluate emerging capabilities, vendor roadmaps and proofs of concept, turning them into practical adoption plans.Delivery ...

Back-End Engineer, Trading

Hiring Organisation
Blockchain
Location
London, United Kingdom
Salary
£ 80 K
core trading workflows to client-facing APIs.Develop and improve services for order management, market data processing, and trade lifecycle handling in a real-time, high-volume environment.Build and maintain REST APIs and WebSocket streams that deliver real-time prices, order updates, and account data.Collaborate with cross-functional teams — product … frontend, trading — to adapt the platform quickly to new features and market conditions.Ensure high availability, reliability, and scalability of trading services, with a sharp focus on latency, observability, and testing.Contribute to architecture discussions and technical decisions, writing clean, maintainable code and sharing knowledge across the team.WHAT YOU WILL ...

Back-End Engineer, Trading

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
trading workflows to client-facing APIs. Develop and improve services for order management, market data processing, and trade lifecycle handling in a real-time, high-volume environment. Build and maintain REST APIs and WebSocket streams that deliver real-time prices, order updates, and account data. Collaborate with cross-functional … teams — product, frontend, trading — to adapt the platform quickly to new features and market conditions. Ensure high availability, reliability, and scalability of trading services, with a sharp focus on latency, observability, and testing. Contribute to architecture discussions and technical decisions, writing clean, maintainable code and sharing knowledge across ...

Senior Linux Infrastructure Engineer – Quant Trading

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
PlatformLondon – Hybrid200,000-350,000 totalQuant Capital is partnered with a global systematic trading firm seeking a Senior Linux Infrastructure Engineer to join a high-impact platform engineering function. The team owns core infrastructure across datacentres, cloud environments and global offices, supporting both investment activity and large-scale engineering … workloads.This role suits a deeply technical engineer who understands large distributed systems, low-level Linux internals, and the realities of running secure, high-availability infrastructure at scale.What you’ll do• Design, operate and improve global Linux-based infrastructure• Engineer secure, reliable systems across datacentres, cloud and hybrid environments ...

OpenStack Solution Architect

Hiring Organisation
Henderson Scott
Location
North West, United Kingdom
Employment Type
Contract
lifecycle. Essential Skills Proven experience designing and delivering enterprise OpenStack environments. Strong infrastructure engineering background. Experience building OpenStack platforms from greenfield. Linux systems engineering. High Availability (HA) and resilient infrastructure design. Networking, storage and virtualisation expertise. Infrastructure as Code using Ansible and/or Terraform. Excellent stakeholder management … Neutron, Nova, Keystone, Glance, Cinder and Heat Secure by Design Automation and CI/CD This is a fantastic opportunity to join a high-profile programme where you'll have the autonomy to shape the architecture, influence technical direction and deliver a modern enterprise private cloud platform. ...

OpenStack Solution Architect

Hiring Organisation
17918
Location
London, United Kingdom
lifecycle. Essential Skills Proven experience designing and delivering enterprise OpenStack environments. Strong infrastructure engineering background. Experience building OpenStack platforms from greenfield. Linux systems engineering. High Availability (HA) and resilient infrastructure design. Networking, storage and virtualisation expertise. Infrastructure as Code using Ansible and/or Terraform. Excellent stakeholder management … Neutron, Nova, Keystone, Glance, Cinder and Heat Secure by Design Automation and CI/CD This is a fantastic opportunity to join a high-profile programme where you'll have the autonomy to shape the architecture, influence technical direction and deliver a modern enterprise private cloud platform. ...

Director - Cloud Platform Engineering

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 120 K
security, risk, architecture, and product leadership to align platform strategy with regulatory and business priorities.Lead, coach, and develop engineering managers and senior engineers, building high-performing teams rooted in technical excellence.Manage significant budgets, investment priorities, and vendor relationships.Engage senior stakeholders (C-Level) effectively, translating complex technical topics into clear … Level) management skills.Preferred:Experience in enterprise-scale multi-cloud environments.Familiarity with CNCF ecosystem tools (e.g. service mesh, observability stacks, policy engines).Experience in regulated, high-availability environments (e.g. financial services).Experience in modern software engineering practices and languages (Python, Go).Experience building or enabling platforms that support ...

KDB Software Engineer III

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problemsDevelops secure high-quality production code, and reviews and debugs code written by othersAdds to team culture of diversity, equity, inclusion, and respectDevelop core systems and frameworks … tick design and data organization, performance implications of different approaches.Practical experience developing/running large datasets and optimizing query performance.Practical experience building resilient and high-availability KDB applications.Preferred qualifications, capabilities, and skillsExperience in Terraform and Kubernetes from managing a Production Plant in Public Cloud.AWS Experience.Experience other languages e.g. ...

Software Engineer III - KDB

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems Develops secure high-quality production code, and reviews and debugs code written by others Adds to team culture of diversity, equity, inclusion, and respect Develop core systems … data organization, performance implications of different approaches. Practical experience developing/running large datasets and optimizing query performance. Practical experience building resilient and high-availability KDB applications. Preferred qualifications, capabilities, and skills Experience in Terraform and Kubernetes from managing a Production Plant in Public Cloud. AWS Experience. Experience ...

Principal Software Engineer

Hiring Organisation
Jobleads-UK
Location
Waterbeach, England, United Kingdom
technical leader, mentoring other engineers and driving best practices across the development lifecycle. Key Responsibilities Lead the architecture, design, and implementation of high-performance, resilient, and secure communication systems using C#/.NET. Develop robust, low‐latency applications that handle high-volume data traffic (e.g., messaging queues, real … highly scalable, distributed systems (e.g., microservices architecture). Experience with development of Web Applications. Proven experience with protocols and technologies common in communication or highavailability systems (e.g., TCP/IP, gRPC, messaging services like Kafka or RabbitMQ). Expertise in performance tuning, concurrency, and multithreading to achieve ...

Principal Software Engineer

Hiring Organisation
Sepura
Location
Cambridge, Cambridgeshire, United Kingdom
Salary
£ 80 K
progress your career within this innovative technology company, based in Waterbeach, Cambridge.Role: Specific responsibilities will include:Lead the architecture, design, and implementation of high-performance, resilient, and secure communication systems using C#/.NET.Develop robust, low-latency applications that handle high-volume data traffic (e.g., messaging queues, real … developing highly scalable, distributed systems (e.g., microservices architecture).Experience with development of Web Applications.Proven experience with protocols and technologies common in communication or high-availability systems (e.g., TCP/IP, gRPC, messaging services like Kafka or RabbitMQ).Expertise in performance tuning, concurrency, and multithreading to achieve low-latency ...

PostgreSQL DBA

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 100 K
PostgreSQL DBA – Quant Trading120,000 Plus BonusQuant Capital is urgently looking for a PostgreSQL DBA to join our high profile client.Our client is a well known quantitative proprietary trading firm, liquidity provider and market maker. They operate globally and are considered to be a market leader in their field. … what they know, and in learning from you.The Database Specialist role will be part of a global systems team responsible to deliver highly available, high-performance, and scalable infrastructure to support trading and research. As part of the team, this role will be focused on working collaboratively with internal ...

Senior Solution Architect

Hiring Organisation
Sanderson Recruitment
Location
Surrey, South East, United Kingdom
Employment Type
Permanent, Work From Home
function as part of its long-term digital transformation strategy. This is an exciting opportunity for an experienced Senior Solution Architect to join a high-performing architecture team, where you'll play a key role in designing and delivering enterprise-wide technology solutions. You'll work closely with senior … across infrastructure, networking, security, middleware and integration technologies Experience with architecture governance, design authorities and technical assurance Strong understanding of security, risk management and high-availability solution design Knowledge of microservices, event-driven architecture and modern architectural patterns Experience supporting Agile delivery environments using tools such as Jira ...

Forward Deployed AI Engineer

Hiring Organisation
CGG
Location
Oxford, Oxfordshire, United Kingdom
Salary
£ 70 K
similar frameworks.Experience with Model Context Protocol, model-serving platforms, vector databases and LLM gateways.Experience implementing AI evaluation, observability, tracing and performance monitoring.Experience with high availability, autoscaling, load testing, incident management or restricted environments.Experience applying AI to scientific, engineering, energy or geoscience workflows.Why work with us Competitive salary commensurate … solutions, energy saving and waste reduction enterprises.Our Hiring ProcessAt Viridien, we are committed to delivering a respectful, inclusive, and transparent recruitment experience.Due to the high volume of applications we receive, we may not be able to provide individual feedback to every applicant. Only candidates whose qualifications closely match ...

Senior Technical Architect

Hiring Organisation
VML
Location
London, United Kingdom
Salary
£ 60 K
hands-on delivery, you will stay close to the code, prove technical solutions through rigorous code reviews, and mentor engineering teams to establish a high bar for quality, automation, and operational best practices.What you’ll be doingTechnical Leadership & Governance: Act as the account's senior authority on complex cloud … leading development teams, guiding clients through workshops, and identifying business growth opportunities.AWS & Serverless Architecture: Deep hands-on expertise in designing, documenting, and delivering resilient, high-availability enterprise applications on AWS (including serverless patterns and appropriate integration components).Agentic AI & Commerce: Strong understanding of building agentic AI platforms ...

IAM Engineer - SSO – Carnaby Street, London

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
access onboarding, configuration, and lifecycle management.* Troubleshoot and resolve complex authentication, authorization, and federation issues impacting users or applications.* Ensure access management services meet availability, performance, and resiliency requirements in a global environment.* Support audit, compliance, and security review activities related to access controls and authentication mechanisms.* Maintain technical … technical discipline.* Experience with passwordless authentication technologies and modern identity standards.* Familiarity with Zero Trust and conditional access models.* Experience supporting authentication services in high-availability, 24x7 enterprise environments.* Experience with identity verification solutions and technolgies.* Professional certifications such as Ping Identity Certified Professional, Microsoft Certified: Identity ...

Senior Technical Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
technical growth opportunities. Hands-on Delivery & Mentorship: Remain close to the detail by proving solutions, reviewing code, and mentoring engineering teams to set a high bar for quality, automation, and best practices. What you’ll be doing Technical Leadership & Governance: Act as the account's senior authority on complex … development teams, guiding clients through workshops, and identifying business growth opportunities. AWS & Serverless Architecture: Deep hands-on expertise in designing, documenting, and delivering resilient, high-availability enterprise applications on AWS (including serverless patterns and appropriate integration components). Agentic AI & Commerce: Strong understanding of building agentic AI platforms ...

Forward Deployed AI Engineer

Hiring Organisation
Jobleads-UK
Location
Crawley, England, United Kingdom
Experience with Model Context Protocol, model‐serving platforms, vector databases and LLM gateways. Experience implementing AI evaluation, observability, tracing and performance monitoring. Experience with high availability, autoscaling, load testing, incident management or restricted environments. Experience applying AI to scientific, engineering, energy or geoscience workflows. Why work with … waste reduction enterprises. Our Hiring Process At Viridien, we are committed to delivering a respectful, inclusive, and transparent recruitment experience. Due to the high volume of applications we receive, we may not be able to provide individual feedback to every applicant. Only candidates whose qualifications closely match the role ...

PostgreSQL DBA – Quant Trading

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 100 K
PostgreSQL DBA – Quant Trading 120,000 Plus Bonus Quant Capital is urgently looking for a PostgreSQL DBA to join our high profile client. Our client is a well known quantitative proprietary trading firm, liquidity provider and market maker. They operate globally and are considered to be a market leader … they know, and in learning from you. The Database Specialist role will be part of a global systems team responsible to deliver highly available, high-performance, and scalable infrastructure to support trading and research. As part of the team, this role will be focused on working collaboratively with internal ...