1 to 25 of 75 Infrastructure Engineering Jobs in the City of London

in reliability, efficiency and sustainability in flexible environments that can scale as quickly as the market demands. Position Overview We are seeking an experienced and dynamic Senior Director of Infrastructure Operations Engineering for EMEA. Infra Ops Engineering focuses on ensuring that the infrastructure and systems within our Data Centers are robust, reliable, and capable of meeting … handover of the project and providing ongoing support for teams in the field for the full lifecycle of the building. Essential Job Functions Oversee the management and administration of Infrastructure Operations teams supporting DC design, delivery and operations Build, mentor, and scale high-performing engineering teams across various disciplines. Foster a collaborative, results-driven culture within the engineering Partner closely with Field Operations to ensure maximum uptime and compliance Provide strategic direction for ops engineering activities, including safety, testing and validation. Align engineering initiatives with VDCs overall business objectives. Work closely with other departments (e.g., Design, Sales, Operations) to ensure engineering initiatives support customer needs and business priorities. Develop and implement engineering processes More ❯

Infrastructure Engineer – Azure/Microsoft/Security £70,000 + Bonus + Benefits Hybrid – South West London (3 days onsite) Quant Capital are partnering with a fast-growing FinTech scale-up hiring an Infrastructure Engineer to own their core platform across cloud, networking and security. This role suits someone who understands high availability, engineers with discipline, and cares … about building secure, reliable systems at scale. You’ll take technical ownership from day one. You’ll design, operate and improve hybrid Microsoft/Azure infrastructure while acting as a senior escalation point for the business. The Role Engineer, maintain and evolve hybrid Microsoft infrastructure Deliver uptime-focused projects across networking, cloud and security Drive hardening, compliance and … Improve performance across identity, access and connectivity Design and manage Azure services: VNETs, RBAC, DNS, VPN, firewalls Own platform documentation and operational best practice Troubleshoot complex incidents and enable engineering teams Required Experience 5+ years in infrastructure engineering or systems engineering Strong Microsoft environment expertise: Windows Server, AD/Entra ID, Group Policy, O365, Intune Solid More ❯

Infrastructure Engineer • Fantastic opportunity for an experienced Infrastructure Engineer to join a fast-paced and technically driven Managed Service Provider delivering enterprise-grade infrastructure, cloud, and security solutions. • Full-time, permanent role based in London with hybrid working options and a competitive salary (DOE). • Immediate start available – professionals with strong experience in Microsoft infrastructure, virtualisation … solutions. Their continued success is driven by technical excellence, teamwork, and a strong commitment to employee growth and learning. What will you be doing? This is a hands-on infrastructure engineering role ideal for someone who enjoys problem-solving, technical ownership, and delivering high-quality IT solutions. You’ll be responsible for supporting complex client environments, implementing infrastructure … level backup solutions using Veeam. • Supporting cloud technologies such as Microsoft 365, Azure, and Google Workspace. • Managing network configurations including DNS, DHCP, VLANs, IP routing, and VPNs. • Assisting in infrastructure upgrades, migrations, and security deployments. • Producing detailed technical documentation and contributing to project delivery. • Acting as a technical escalation point and collaborating closely with senior engineers. What will you More ❯

Infrastructure Engineer | £85,000 - £100,000 | Hybrid (in x4) | Financial We are working with a Private Investment Firm who are looking for an Infrastructure Engineer to join their close-knit IT Team. This is a hands-on technical role that will see you managing critical network infrastructure, cloud connectivity, and firewall systems for a demanding business landscape. … You’ll play a key part in ensuring high availability, performance, and security across both on-prem and cloud systems while driving improvements and automation through scripting and Infrastructure-as-Code (IaC) practices. Key Responsibilities: Maintain and monitor hybrid cloud and on-prem infrastructure, ensuring uptime and resilience. Perform routine system and network checks, proactively identifying and resolving … issues. Support and maintain firewalls, switches, and Internet connectivity (Palo Alto/Juniper). Carry out patching, firmware upgrades, and infrastructure updates. Support Windows Server environments, Azure workloads, and Microsoft 365 services. Use PowerShell and Terraform to automate tasks and deployments. Provide escalated and VIP end-user support when required. Collaborate across teams to improve network and infrastructure More ❯

Infrastructure Engineer Location: Hybrid (London) Salary: £50,000–£60,000 + benefits About the Role An experienced Infrastructure Engineer is required to support a large-scale cloud transformation, focused on migrating legacy on-premise environments into Microsoft Azure and modernising Microsoft 365 services. The role involves maintaining hybrid infrastructure, enhancing automation and security, and contributing to a … range of modern workplace and infrastructure projects. Key Responsibilities Lead or support migration projects from on-premise servers to Microsoft Azure, including IaaS, PaaS, networking, and identity integrations. Deliver M365 migration and optimisation work covering Exchange Online, Teams, SharePoint Online, OneDrive, and Intune. Manage and improve hybrid environments spanning Active Directory, Azure AD/Entra ID, and Microsoft Endpoint … Manager. Implement and maintain secure and scalable infrastructure solutions across Azure and on-prem data centres. Automate deployments, configuration, and patching using PowerShell, Terraform, or ARM templates. Monitor performance, ensure compliance, and strengthen security through best-practice controls and governance. Collaborate with project, network, and security teams to support the ongoing cloud adoption roadmap. Maintain documentation and provide technical More ❯

Senior Infrastructure Engineer – Infrastructure & Cloud Projects (MSP) • Fantastic opportunity for an experienced Senior Infrastructure Engineer to join a fast-growing and technically driven Managed Service Provider delivering enterprise-grade infrastructure, cloud, and security solutions. • Full-time, permanent role based in London with hybrid working options and a competitive salary (DOE). • Immediate start available – professionals with … strong experience in Microsoft infrastructure, Azure, and networking within an MSP environment are highly encouraged to apply. • To apply, please email oliver.light@searchability.com . Who is the client? Our client is a well-established Managed Service Provider (MSP) supporting a diverse portfolio of businesses across the creative and professional services industries. With thousands of users under management, they pride … scalable IT solutions. Their success is built on technical excellence, collaboration, and a strong commitment to professional development. What will you be doing? This is a senior, hands-on infrastructure role ideal for someone who enjoys technical leadership, complex problem solving, and delivering high-impact IT solutions. You’ll take ownership of infrastructure projects, provide 3rd-line support More ❯

Infrastructure Automation Engineer, Specialist Salary: Competitive salary and package (Depending on level of experience) Locations: London with occasional travelling to Birmingham (must be willing to travel to client sites throughout the UK on an ad hoc basis) Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address … most diverse group of business operations specialists in the world. You will be part of a team which implements public and private cloud technologies and builds and transforms client infrastructure services. This role may either be based on a multi-client delivery center or at client sites for extended period of times when required. You will be required to … on key decisions. Provide solutions to problems for their immediate team and across multiple teams. Collaborate with cross-functional teams to develop and deploy data-driven insights. As an Infrastructure Automation Engineer you will be: Required to work independently and be self-motivated, leading a team of other Automation Infrastructure Engineers and Analysts Experienced in the following: Infrastructure More ❯

p/d (Outside IR35) 5-month initial contract (extensions likely) Hybrid: London (2 days/week on-site) The Role Join a newly formed Cloud Platform Engineering team building a greenfield Azure platform for a regulated banking venture. You’ll join as a senior individual contributor, taking ownership of the most complex, high-risk platform engineering work … scalable, production-ready infrastructure. You will: Own and deliver the highest-risk, most complex or ambiguous platform work Build and enhance Azure landing zones and internal platform services Deliver infrastructure-as-code, CI/CD , self-service tooling and observability end-to-end Challenge design assumptions with a “show me the code” approach Pair with engineers to unblock delivery … and lift team-wide engineering standards Non-Negotiables: 8+ years infrastructure engineering in Azure environments Terraform expertise at scale: modules, composition, patterns and anti-patterns Strong Azure networking, security and governance knowledge Experience in regulated environments (FS, healthcare, government, etc.) CI/CD and automation experience (Azure DevOps/GitHub Actions, scripting) Ability to troubleshoot complex infra More ❯

My client, a high-performing multi-strategy hedge fund, is seeking an IT Infrastructure Engineer to join their London office. Working alongside the CTO, COO, and global engineering teams, you’ll help design, support, and enhance a hybrid multi-cloud environment across Azure and AWS. This hands-on role combines day-to-day user and infrastructure support … with exposure to DevOps tooling, automation, and cloud engineering within a fast-paced, performance-driven environment. Key Responsibilities Provide 1st–2nd line technical support to users across the business, ensuring timely and effective issue resolution. Build, configure, and maintain laptops, servers, and mobile devices to firm standards. Support and optimise the firm’s multi-cloud setup across Azure and … AWS, including App Services, Storage, and Networking. Contribute to automation and Infrastructure-as-Code initiatives using Terraform, Ansible, and PowerShell. Support release pipelines via Azure DevOps and GitHub Actions, collaborating closely with developers and operations. Maintain and monitor IT security tools including antivirus, firewalls, and endpoint protection. Partner with senior management to advance cybersecurity, disaster recovery, and resilience programmes. More ❯

The Client Tempest Vane Partners is representing a systematic investment firm at the forefront of global financial markets. Their infrastructure underpins a global trading platform that demands exceptional reliability, performance and security. This is an exciting opportunity to join a fast-growing buy-side organisation renowned for its technical innovation, robust systems, and industry-leading analytical capabilities. You’ll … be part of a talented, collaborative Infrastructure Engineering team responsible for the global Linux estate supporting mission-critical systems. What You’ll Get Competitive base salary and comprehensive benefits package Exposure to cutting-edge enterprise and cloud technologies across global environments The chance to lead significant automation and migration projects to AWS A culture that values collaboration, continuous … learning, and technical excellence Opportunities for career progression within a dynamic, forward-thinking engineering team What You’ll Do Take ownership of the day-to-day management and stability of the organisation’s global Linux/Unix infrastructure, spanning on-premises and cloud environments. Build, optimise, and secure AWS environments using Infrastructure-as-Code tools such as More ❯

Senior Azure Infrastructure Engineer Architect the Future of Scalable Cloud Platforms ?? Up to £100,000 + Elite Benefits ?? Remote-First | UK-Based | Flexible Hours ?? Lead the Infrastructure That Powers Millions Are you a cloud infrastructure expert with a passion for building scalable, resilient platforms? This is your chance to take full ownership of a modern Azure estate … drive cloud-native transformation, and shape the future of infrastructure for a high-impact engineering team. Join a tech-forward company where your decisions directly influence performance, reliability, and innovation across platforms used by millions. You'll be at the heart of a mission to modernise legacy systems, accelerate delivery, and empower developers with world-class tooling. ?? What … You'll Be Doing As a Senior Infrastructure Engineer , you'll: Architect and manage Azure infrastructure using Infrastructure as Code (ARM, Bicep, Terraform) Optimise .NET application stacks for performance, scalability, and resilience Implement observability and monitoring tools to ensure system health and uptime Lead CI/CD automation using Azure DevOps and Git workflows Drive cloud-native More ❯

225k Comp Package | Hybrid Working - 3 Days in Office] Role Overview We’re representing a global trading and digital assets firm at the forefront of high-performance technology and infrastructure innovation. The business is seeking a Site Reliability & Infrastructure Engineer to help design, automate, and scale the systems that underpin its global trading platforms. This role sits within … a high-performing 11-person infrastructure team that combines Site Reliability and Core Infrastructure responsibilities - owning everything from AWS cloud systems to on-prem deployments. The team is expanding to meet new strategic demands, including increased automation, enhanced observability, and the rollout of new colocation environments to support lower-latency trading. It’s a technically hands-on position … that blends architecture, build, and operational ownership, suited to an engineer with curiosity, precision, and a drive to constantly improve how infrastructure is built and run... Key Responsibilities Design, build, and maintain highly available infrastructure across both cloud (AWS) and on-prem environments Implement automation across the stack using Infrastructure-as-Code principles (Terraform, Ansible, or similar More ❯

Hardware Management Engineer – High Performance Infrastructure Location: London - Hybrid Permanent We are partnered with a leading global quantitative hedge fund seeking a Hardware Management Engineer to join their Research Infrastructure Engineering team. You will play a hands-on lead role in managing cutting-edge high-performance trading and research infrastructure , directly supporting research and trading teams … on mission-critical projects. This is a fantastic opportunity for an experienced Linux and infrastructure specialist to work at the forefront of HPC (high-performance computing), low-latency engineering, and large-scale systems . Key Responsibilities Manage and optimise large-scale Linux-based platforms for high-performance trading and research workloads. Design and implement workload scheduling, high-performance … file systems, and storage operations. Optimise hardware, networking, and kernel performance for low-latency and high-throughput environments . Partner closely with research and infrastructure teams to deliver scalable, reliable solutions. Drive automation using Terraform, Ansible, GitLab, Jenkins , and support SDLC best practices. Provide visibility and performance monitoring using Splunk, Prometheus, Grafana . Contribute to containerisation and orchestration strategy More ❯

days in office) Permanent Availability: Immediate Joiner About the Role We're seeking a highly skilled Linux Administrator with strong Red Hat Enterprise Linux (RHEL) experience to join our infrastructure engineering team. The ideal candidate will bring hands-on expertise in system administration, automation, and virtualization, while maintaining a proactive engineering mindset focused on continuous improvement and … and Ansible Automation Platform (AAP). Manage and upgrade VMware environments. Troubleshoot and resolve system, platform, and network issues with minimal supervision. Apply knowledge of networking technologies to support infrastructure needs. Implement and maintain cybersecurity best practices and vulnerability management processes. Utilize Python, Bash, and APIs for scripting, automation, and integrations. Continuously challenge and improve existing processes, driving automation … stakeholders. Requirements Strong experience with Red Hat Enterprise Linux (RHEL) administration. Proven expertise with Red Hat Satellite installation, configuration, and management. Hands-on experience with Ansible/AAP and Infrastructure as Code practices. Practical knowledge of VMware management and upgrades. Solid understanding of networking fundamentals and cybersecurity principles. Scripting experience with Python and Bash; familiarity with working via APIs. More ❯

/OpenShift) Location: London, Bristol, or Edinburgh (Hybrid – 3 days per week in office) Salary: £70,000 – £85,000 DOE + bonus + 15% pension Join a well-established engineering team responsible for one of the most critical container platforms in the organisation - Red Hat OpenShift running on AWS. You’ll work within a collaborative team of five Platform … refine, automate, and modernise an already well-run platform to make it as seamless as possible for developers to consume. Delivering and continuously improving OpenShift platforms on AWS Automating infrastructure delivery using Terraform and GitOps principles Enhancing reliability, performance, and security of the platform Supporting onboarding of new workloads and services Working on projects to make the platform more … self-healing and developer-friendly Collaborating closely with DevEx teams and other internal engineering squads You’ll bring: 3+ years’ experience in platform or infrastructure engineering 2+ years with container platforms (OpenShift or Kubernetes) Strong AWS knowledge and Infrastructure as Code skills (Terraform) Good understanding of Linux, scripting (Python/Bash), and automation Familiarity with CI More ❯

days in office) Permanent Availability: Immediate Joiner About the Role We’re seeking a highly skilled Linux Administrator with strong Red Hat Enterprise Linux (RHEL) experience to join our infrastructure engineering team. The ideal candidate will bring hands-on expertise in system administration, automation, and virtualization, while maintaining a proactive engineering mindset focused on continuous improvement and … and Ansible Automation Platform (AAP). Manage and upgrade VMware environments. Troubleshoot and resolve system, platform, and network issues with minimal supervision. Apply knowledge of networking technologies to support infrastructure needs. Implement and maintain cybersecurity best practices and vulnerability management processes. Utilize Python, Bash, and APIs for scripting, automation, and integrations. Continuously challenge and improve existing processes, driving automation … stakeholders. Requirements Strong experience with Red Hat Enterprise Linux (RHEL) administration. Proven expertise with Red Hat Satellite installation, configuration, and management. Hands-on experience with Ansible/AAP and Infrastructure as Code practices. Practical knowledge of VMware management and upgrades. Solid understanding of networking fundamentals and cybersecurity principles. Scripting experience with Python and Bash; familiarity with working via APIs. More ❯

Engineer Leading Technology-Driven Investment Firm London Up to £120,000 + Bonus/Benefits A leading technology-driven investment firm is seeking a Systems Specialist to join its infrastructure engineering team in London. This is an exceptional opportunity to contribute to the design, build, and operation of large-scale compute and storage environments that power a global … Ruby, or Bash) Collaborate with internal teams and external vendors to resolve complex issues and improve systems reliability Required Qualifications Up to 6 years of experience in a technology infrastructure or systems administration role Proficiency in Python, Ruby, or Bash scripting Bachelor’s degree in Engineering, Computer Science, or a related discipline Preferred Qualifications Experience with modern software … development practices (version control, agile methodologies) Familiarity with infrastructure automation and configuration management tools (Chef, Puppet, or Ansible) Exposure to distributed storage systems and related protocols Experience with observability and monitoring tools (Elasticsearch, Logstash, Kibana, Datadog, Prometheus, Grafana) Strong written and verbal communication skills Demonstrated ability to learn quickly and adapt to evolving technologies Ability to work effectively in More ❯

tune Kubernetes clusters to ensure performance, reliability, and cost efficiency. Support and optimize application server setups and end-of-day (EOD) processes. Identify and troubleshoot environment bottlenecks, providing sustainable engineering solutions. Document solutions and provide knowledge transfer to support teams. Handles cloud Environment preparation, rebuild, upkeep, maintenance, and upgrade activities. Ensure cloud cost optimization. Skills Must have 8+ Years … Expertise Experience deploying and managing applications in Kubernetes clusters Understanding of auto-scaling strategies (HPA, VPA, Cluster Autoscaler) Hands-on experience with Helm, ConfigMaps, Secrets, and service discovery 2. Infrastructure Engineering & Solutioning Proven experience designing and implementing environment automation or optimization solutions Ability to think innovatively and engineer custom solutions for complex setups 3. Murex Environment Experience Familiarity … Exposure to public cloud environments (AWS, GCP, or Azure) Experience in container orchestration, resource management, and monitoring 6. Problem Solving & Out-of-the-Box Thinking Ability to approach environment engineering challenges creatively Track record of independently driving POCs or automation initiatives Nice to have Familiarity with cloud-based auto-scaling (AWS, Azure, or GCP) Experience with Murex C2/ More ❯

GCP DevOps Engineer – AI Infrastructure (Financial Services) Location: London Contract Type: Full-time/Permanent 2 days required at Office and 3 from home per week £60000 - 80000 DOE Join a forward-thinking financial services firm leveraging AI to transform decision-making and customer experiences. We’re seeking a skilled GCP DevOps Engineer to architect and maintain cloud-native … infrastructure that supports high-performance AI systems. This is a hands-on technical role with strategic impact across infrastructure, automation, and security. Key Responsibilities Infrastructure & Cloud Engineering Design, build, and manage scalable, resilient infrastructure on Google Cloud Platform (GCP) . Implement Infrastructure as Code (IaC) using Terraform to ensure consistent and secure deployments. Utilize … using Google Cloud Build , Jenkins , and GitHub Actions . Automate deployment workflows and operational tasks to improve efficiency and reduce manual errors. Drive adoption of DevOps best practices across engineering teams. Containerization & Orchestration Build and manage containerized applications using Docker and orchestrate them with Kubernetes . Ensure high availability and scalability of AI services through robust orchestration strategies. Monitoring More ❯

Infrastructure Engineer Are you an Infrastructure Engineer looking for your next exciting opportunity? A brand-new position has arisen for an Infrastructure Engineer to join a charity, where you will be providing on prem/cloud based support. As the Infrastructure Engineer, you will be able to work fully remote from anywhere in the UK. You … will be expected to have experience of infrastructure (On-prem/cloud) as well as Office 365, Microsoft Azure and Intune. This is a great opportunity for an ambitious Infrastructure Engineer to further develop their career, as this company embarks on a number of exciting projects, where you will have exposure to a wide range of new technologies … and systems. The Infrastructure Engineer will provide direct support to customers and colleagues whilst also having the opportunity to showcase their technical and stakeholder management skills. You will be supporting the business growth, working closely alongside the IT teams to define their infrastructure projects, putting your D365 and Microsoft Azure knowledge into action. If you want to work More ❯

Hardware Management Engineer – Global Quantitative Trading Firm | Up to £350k TC A globally renowned quantitative trading firm is seeking a highly skilled Hardware Management Engineer to join its Research Infrastructure Engineering team. This group builds and optimises the high-performance platforms that underpin research and trading - spanning operating systems, workload scheduling, HPC, large-scale storage, and ultra-low … Drives both trading and internal investment decisions c.1,000 employees – Large enough for scale, small enough for individual impact New state-of-the-art London HQ – Core hub for engineering and trading, Free On-Site Gym Flat structure – Direct access to senior engineers and C-level leaders Strong Glassdoor rating Great work life balance (frequently quoted on Glassdoor) – Free … Breakfast and Lunch, 2 days per week WFH Competitive Compensation – Year 1 guaranteed bonus, 13% pension, Potential for Sign-On Bonuses Requirements: 10+ years’ Linux administration or platform engineering experience. Expertise in Linux Kernel tuning and hardware optimisation . Strong understanding of networking and storage performance . Experience with DevOps tooling (Terraform/Ansible). CI/CD pipeline More ❯

Systems Software Engineer (Python) Are you a top-tier Software Engineer with a passion for high-performance systems and a knack for solving complex infrastructure challenges? We are seeking an elite developer to join a rapidly growing, highly respected HFT company that operates at the cutting edge of its industry. This isn't a typical infrastructure support role. … rounded skills often found at companies like Google, Meta, and Netflix, who thrive on tackling difficult OS-level problems. The role You will be a core member of an infrastructure engineering team, focusing on developing, maintaining, and scaling the critical systems that power operations. Your primary tool will be Python, used to build robust, high-availability solutions that … complex, distributed systems, ideally gained at a hyperscaler or Tier-1/Tier-2 technology company known for demanding technical standards. Proven ability to tackle and resolve deep, complex infrastructure and OS-level issues. If you have a background in high-speed, data-intensive environments-including highly performant infrastructure in tech, gaming, or financial trading, we want to More ❯

days per week on site in Chippenham and you must have active SC Clearance. This Identity Solution Engineer role would suit somebody with experience working as an Identity Engineer, Infrastructure Engineer, or Systems Administrator with a focus on Microsoft identity technologies. The key skills required for this Identity Solution Engineer role are: SC Cleared Defence experience Implement and configure More ❯

and uptime across multi-cloud setups. Develop internal tools and scripts in Python, Go, or Node.js. Collaborate on architecture, deployments, and incident response. Requirements 5+ years in DevOps or infrastructure engineering. Strong with Docker, Kubernetes, Terraform, AWS/GCP. Scripting in Python/Go/Node.js/Rust. Experience working in the Crypto/Web3 industry. Benefits Competitive salary. More ❯

Infrastructure Security Engineer- Spanish speaking We are currently recruiting for a Infrastructure Security Engineer on a 6 month initial contract. Hybrid basis (2-3 days) London, Milton Keynes or Birmingham They are looking for a candidate to take responsibility for leading, guiding, supporting and delivering secure architectural design for the group cyber security maturity programme. They are also … for off the network countries. Support global cyber security team to ensure open Continuous Security Improvement Programme (CSIP’s) are managed effectively up to closure Information Security Management System (Infrastructure Security Operations). Azure cloud infrastructure and configuration. System Centre Configuration Manager, Operations Manager and Virtual Machine Manager. Microsoft Exchange online Azure and on-premises Active Directory Cyber More ❯