55 infrastructure engineer jobs found in London

Senior Infrastructure Engineer - Central London £550 - £600 p/d (outside IR35) 3 month initial term A leading construction engineering business is seeking a Senior Infrastructure Engineer to join their team. They are a well-established business about to enter a period of considerable operational change, including merger and acquisition activity, making it an exciting time to join and be part of their journey. Reporting into the Infrastructure Manager, you will oversee core infrastructure and networking. You 'll work closely with managed service providers to ensure seamless operations and business continuity, whilst taking a lead on regular site set-ups and supporting infrastructure integration across newly acquired entities. Key Responsibilities: * Lead and manage office and site networks, aligning with business strategy * Act as an escalation point for the Service Desk Team * Set up and configure Local...

Infrastructure Engineer - Outside IR35 Location: Hybrid/UK-based Contract Length: 6 months IR35 Status: Outside IR35 Overview We are looking for an experienced Infrastructure Engineer with demonstratable experience around Windows Server upgrades/migrations. This role focuses primarily on Windows Server but will also include upgrading/migration SQL Servers to newer versions. The customer operates in a highly regulated environment so previous experience in insurance, banking, financial services or similar is highly desirable. Key Responsibilities Upgrade and support physical and virtual server infrastructure across on-prem and cloud environments Administer and maintain Windows Server platforms (Linux exposure desirable) Manage core services including Active Directory, DNS, DHCP, Group Policy, and identity integrations Ensure security, compliance, and audit readiness (eg SOC2, internal standards) in collaboration with InfoSec Drive automation, upgrades, and...

Infrastructure Engineer - Outside IR35 Location: Hybrid / UK-based Contract Length: 6 months IR35 Status: Outside IR35 Overview We are looking for an experienced Infrastructure Engineer with demonstratable experience around Windows Server upgrades/migrations. This role focuses primarily on Windows Server but will also include upgrading/migration SQL Servers to newer versions. The customer operates in a highly regulated environment so previous experience in insurance, banking, financial services or similar is highly desirable. Key Responsibilities Upgrade and support physical and virtual server infrastructure across on-prem and cloud environments Administer and maintain Windows Server platforms (Linux exposure desirable) Manage core services including Active Directory, DNS, DHCP, Group Policy, and identity integrations Ensure security, compliance, and audit readiness (e.g. SOC2, internal standards) in collaboration with...

Senior Infrastructure Engineer - Central London £550 - £600 p/d (outside IR35) 3 month initial term A leading construction engineering business is seeking a Senior Infrastructure Engineer to join their team. They are a well-established business about to enter a period of considerable operational change, including merger and acquisition activity, making it an exciting time to join and be part of their journey. Reporting into the Infrastructure Manager, you will oversee core infrastructure and networking. You'll work closely with managed service providers to ensure seamless operations and business continuity, whilst taking a lead on regular site set-ups and supporting infrastructure integration across newly acquired entities. Key Responsibilities: * Lead and manage office and site networks, aligning with business strategy * Act as an escalation point for the Service Desk Team * Set up and configure Local Area Networks (LANs), including hardware deployment and support *...

We're working with a leading managed service provider delivering enterprise-grade IT solutions on this exciting opportunity. We are looking for a heavy-hitting Infrastructure Specialist to tackle a critical project deadline. If you are a Citrix guru who lives and breathes Hyper-V virtualization, this is your chance to step into a fast-paced environment and deliver immediate impact through high-level patching, optimization, and troubleshooting. The Role Lead the technical execution of critical infrastructure patching and system updates across a robust Windows Server estate. Manage and optimize virtualized environments, ensuring peak performance and stability for end-users. Provide advanced troubleshooting and support for Citrix Workspace and XenApp deployments to meet urgent project milestones. Collaborate with the engineering team to streamline Hyper-V resource allocation and virtual machine management. Ensure seamless system availability during...

Active Directory - Infrastructure Engineer - AD - AD Engineer - Active Directory Engineer Active Directory Migration Specialist (Contract) Location: Fully Remote Contract Type - OUTSIDE IR35 Duration: 612 months Role Overview We are looking for an experienced Active Directory Migration Specialist to join a complex enterprise identity transformation programme click apply for full job details

**ML Applied Engineer – 6 month initial contract (temporary) – outside IR35 – London – £450-550 per day dependent on experience** We are looking for a senior, hands-on Applied ML Engineer to bridge the gap between classical data science and generative AI. This is an initial 6-month contract, with the possibility of a Phase-2 extension subject to successful delivery of first phase 1. The role is focused on delivery, execution, and technical ownership. You will be brought in to accelerate the product roadmap, transitioning capabilities from experimentation into robust, enterprise-grade systems embedded directly into our products and client solutions. You will be tasked to create Hybrid AI systems: using LLMs to provide interaction and explanation, grounded strictly by quantitative ML models (cost-to-serve, forecasting, and optimisation). You will own the transition from experimental notebooks to enterprise-grade solutions. Key responsibilities and deliverables:...

DevOps Engineer | £400 - £500 We're working with a leading specialist IT consultancy delivering mission-critical infrastructure for high-security environments on this exciting opportunity. Are you an SC Cleared Platform Engineer who views infrastructure through the lens of a Software Engineer? We are looking for an Azure expert to join a high-impact project, focusing on advanced Infrastructure as Code (IaC), automated testing, and secure-by-design architecture. You will be at the forefront of building resilient, high-availability cloud environments using a modern stack including Terraform, Bicep, and GitHub Actions. The Role Design and implement high-availability Azure architectures featuring regional failover and load balancing strategies directly within IaC templates. Build and maintain scalable, reusable Terraform and Bicep modules, driving consistency and modularity across the infrastructure estate. Champion Test-Driven Development (TDD) principles by...

Costello & Reyes Group Ltd has been engaged by its client, an international Finance house to identify a CyberArk (PAM) Architect for an initial 12 - 18 months engagement (with a likelihood to extend). Overview The Senior CyberArk Architect will be responsible for designing, implementing, and governing enterprise-grade Privileged Access Management (PAM) and identity security solutions across complex hybrid and multi-cloud environments. This role requires deep technical expertise in CyberArk platforms, identity security architecture, and Zero Trust principles, alongside strong experience integrating security technologies across cloud, infrastructure, and enterprise identity ecosystems. The role will act as a senior technical authority, shaping security architecture decisions, leading implementation strategy, and ensuring alignment with industry frameworks and organisational security standards. Key Responsibilities Security Architecture & Design Lead the design...

*ML Applied Engineer - 6 month initial contract (temporary) - outside IR35 - London - £450-550 per day dependent on experience* We are looking for a senior, hands-on Applied ML Engineer to bridge the gap between classical data science and generative AI. This is an initial 6-month contract, with the possibility of a Phase-2 extension subject to successful delivery of first phase 1. The role is focused on delivery, execution, and technical ownership. You will be brought in to accelerate the product roadmap, transitioning capabilities from experimentation into robust, enterprise-grade systems Embedded directly into our products and client solutions. You will be tasked to create Hybrid AI systems: using LLMs to provide interaction and explanation, grounded strictly by quantitative ML models (cost-to-serve, forecasting, and optimisation). You will own the transition from experimental notebooks to enterprise-grade solutions. Key responsibilities and deliverables: AI & Machine...

Robert Half Technology are assisting a global Pharmaceutical organisation to recruit a Data Engineer on a contract basis - Hybrid Working - London based - Outside IR35 Deep expertise in Snowflake and DBT to join a mission-driven analytics team. This role is critical to assessing and improving an established Snowflake environment, driving cost optimisation, enhancing operational rigour, and supporting the team 's move toward predictive analytics and ML Ops workflows. Role The Data Engineer will own and assess the Snowflake platform, proposing and executing optimisation around performance, cost, scalability, and architecture improvements. Lead DBT development and maintenance, with emphasis on test frameworks, transformation efficiency, and eliminating redundant or resource-heavy flows (e.g., excessive temp table usage). Design, implement, and maintain CI/CD pipelines to automate reliable deployment of data transformations. Provide deep insight into...

Job Title: Senior Platform Engineer (AWS) – Data Platform Focus Location: Hybrid, 2days/week onsite-London, UK Duration: 6Months+ Contract Outside IR35 520GBP/Day Outside IR35 Overview We are hiring a Senior Platform Engineer (AWS) to work on a large project focused on moving data to AWS and building a modern data platform. The role is mainly platform and DevOps focused, with some involvement in data migration and data pipelines. We’re looking for someone who is strong in AWS, infrastructure, and automation, and can help build a scalable and reliable platform. This is a senior role, so you’ll play an important part in strengthening the team and supporting delivery. Key Responsibilities Design and implement scalable AWS platform architecture to support data migration and ingestion Deliver platform engineering and infrastructure solutions (IaC, networking, security, environments) Build and maintain CI/CD pipelines and DevOps frameworks Support...

Job Title: Senior Platform Engineer (AWS) - Data Platform Focus Location: Hybrid, 2days/week onsite-London, UK Duration: 6Months+ Contract Outside IR35 520GBP/Day Outside IR35 Overview We are hiring a Senior Platform Engineer (AWS) to work on a large project focused on moving data to AWS and building a modern data platform.The role is mainly platform and DevOps focused, with some involvement in data migration and data pipelines.We're looking for someone who is strong in AWS, infrastructure, and automation, and can help build a scalable and reliable platform. This is a senior role, so you'll play an important part in strengthening the team and supporting delivery. Key Responsibilities Design and implement scalable AWS platform architecture to support data migration and ingestion Deliver platform engineering and infrastructure solutions (IaC, networking, security, environments) Build and maintain CI/CD pipelines and DevOps frameworks Support...

Role: AWS Cloud Platform Engineer Location :London Contract : 6 Months + Extension Type : outside IR35 Years of Experience: 6+ Mode : Hybrid -3 days Maintain and improve AWS cloud infrastructure for 24/7 bank operations, focusing on stability, performance, security, and compliance Enhance connectivity between AWS accounts, client, and third parties to ensure secure and reliable customer experiences Design and create automation scripts and tooling using Bash, Python, and Go Language mandatory Build and support cloud platforms for application developers, improving SDLC and developer experience Manage vendor relationships and coordinate project efforts across business areas Participate in on-call rotation to support platform reliability Required Qualifications, Capabilities, and Skills: Formal training or certification on software engineering concepts and advanced applied experience Hands-on experience with AWS and infrastructure as code...

AWS DevOps Engineer, Site Reliability Engineer, SRE - Contract AWS DevOps SRE role focused on reliability, automation, observability and production support. Key responsibilities: Support and enhance AWS-based production platforms in an Devops/SRE capacity Operate and optimise containerised workloads using AWS ECS and Kubernetes/EKS Own and maintain Infrastructure as Code using Terraform Work with Ansible and Puppet for configuration management Build, maintain and troubleshoot GitHub-based CI/CD pipelines Monitoring, logging and alerting using Grafana, Prometheus and CloudWatch Support incident management, root cause analysis and post-incident reviews Contribute to AWS security, backup, disaster recovery and cost optimisation best practice Work closely with software engineering teams to improve release quality, application resilience and production reliability Required experience: Strong recent AWS EC2 DevOps/SRE experience in production...

Date Opened 24/04/2026 Job Type Contract Work Experience 5+ years Industry Government & Public Sector Salary500 outside IR35 About Scrumconnect Consulting:   Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. With a strong commitment to user-centred design and agile delivery, and more to deliver innovative digital services that matter Role Overview: We're seeking a Azure DevOps Engineer to join our dynamic team. This role requires a blend of technical expertise, leadership, and a passion for cloud technologies. You'll be instrumental in automating, optimizing, and securing our Azure environments, driving efficiency, and innovation across our projects. Responsibilities: Lead Azure infrastructure projects, ensuring best practices in...

Description We are seeking a passionate Software Engineering Manager with a strong background in modern frontend engineering, particularly React, Next.js, and TypeScript, to provide technical leadership and operate with excellence. Creative, curious, and confident, you will be an integral part of our empowered, self-managing, multi-disciplinary engineering teams -designing, building, releasing, and maintaining high-quality digital products. You will play a key role in shaping and growing a best-in-class frontend engineering capability, establishing modern development practices and building scalable, high-performance web applications. This is an initial 6-month contract (outside IR35) requiring 3 days per week onsite in Paddington, London. Key Accountabilities Team Leadership Build, mentor, and lead a high-performing team of frontend engineers specialising in React, Next.js, and TypeScript. Foster a culture of collaboration, technical excellence, and...

Full job description Azure Cloud Engineer (Snowflake Focus) Location:  Central London (Hybrid)  Rate:  £500 per day  IR35 Status:  Outside IR35  Duration:  6 Months (Rolling)  Start Date:  ASAP Role Overview We are seeking an experienced  Azure Cloud Engineer  to provide technical leadership in cloud computing and automation for a leading American Insurance Company based in Central London. This role focuses on deploying infrastructure services for cloud platforms, specifically Snowflake infrastructure on Azure. Key Responsibilities Infrastructure as Code:  Design, deploy, and manage Azure infrastructure using  Terraform  and other IaC tools. Snowflake Deployment:  Lead the deployment and optimization of Snowflake infrastructure on Azure. Automation & CI/CD:  Build, maintain, and optimize robust CI/CD pipelines to support automated integration and...

Full job description Description We are seeking a passionate  Software Engineering Manager  with a strong background in  modern frontend engineering , particularly  React, Next.js, and TypeScript , to provide technical leadership and operate with excellence. Creative, curious, and confident, you will be an integral part of our empowered, self-managing, multi-disciplinary engineering teams—designing, building, releasing, and maintaining high-quality digital products. You will play a key role in shaping and growing a  best-in-class frontend engineering capability , establishing modern development practices and building scalable, high-performance web applications. This is an  initial 6-month contract (outside IR35)  requiring  3 days per week onsite in Paddington, London . Requirements Key Accountabilities Team Leadership Build, mentor, and lead a high-performing team of  frontend engineers...

Description We are seeking a passionate  Software Engineering Manager  with a strong background in  modern frontend engineering  , particularly  React, Next.js, and TypeScript  , to provide technical leadership and operate with excellence. Creative, curious, and confident, you will be an integral part of our empowered, self-managing, multi-disciplinary engineering teams—designing, building, releasing, and maintaining high-quality digital products. You will play a key role in shaping and growing a  best-in-class frontend engineering capability  , establishing modern development practices and building scalable, high-performance web applications. This is an  initial 6-month contract (outside IR35)  requiring  3 days per week onsite in Paddington, London  . Requirements Key Accountabilities Team Leadership Build, mentor, and lead a high-performing team of  frontend engineers specialising...