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Contractor 40
devops engineer

40 devops engineer jobs found

CL
Nov 09, 2025  
Platform Engineer/DevOps engineer
SC Cleared DevOps Engineer/Platform Engineer/SRE Engineer  Start ASAP End 31/03 £600 Outside ir35 Remote You will - Engage in options analysis - Maintain the infrastructure in the cloud Requirements - SC Cleared - AWS, TERRAFORM - Coding experience - Python, Ruby and/or Bash Nice to have - Azure – identity management - Azure Ontra    If you are interested please send over your CV
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Nov 09, 2025  
Performance Test Engineer - Python, Locust, automation
Performance Test Engineer (Python Automation for large-scale, low-latency, distributed systems Remote Europe) Location: Remote (Europe & UK only) Full-Time | 6-Month Contract | Start Date: within 1-2 weeks £350pd IR35 Outside TBC We're seeking a hands-on Performance Test Engineer with Strong Python and automation expertise to design, build, and execute the performance testing strategy for a high-scale, ad-serving platform built on Akka-based Java microservices. Required to build automated load frameworks using Locust (Python). You'll work closely with developers and DevOps engineers to simulate realistic traffic at scale, ensure sub-50ms latency under millions of concurrent users, and drive system optimizations across cloud infrastructure and code. This is a technical, high-impact role ideal for someone passionate about distributed systems performance, automation, and data-driven tuning. Profile: 3-5+ years of performance engineering for large-scale, low-latency,...
IR35 Status:
Unknown Status

CV-Library 1 Effingham St, Rotherham S65 1AJ, UK Contractor
CL
Nov 06, 2025  
SC Cleared Technician
Tech Contractors with SC Clearance: We Need You Due to an increased demand for skilled professionals across the UK, we're building a pool of talented, SC cleared tech contractors. We have an influx of new projects and need to fill a wide variety of roles, from entry-level to highly senior positions. If you have current and active SC clearance and the right to work in the UK, we want to hear from you. We are looking for contractors with a range of technical skills, including but not limited to: Cyber Security Specialists IT Consultants Project and Programme Managers Network and Systems Engineers Cloud and DevOps Engineers Why Join Our Contractor Pool? This is a unique opportunity to find your next contract role quickly, without the hassle of a lengthy security vetting process. Diverse Opportunities: We have a steady flow of new contracts coming in, with varying lengths and responsibilities, so you'll be able to find a role that fits your experience and career goals....
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Nov 12, 2025  
Azure Environment & Release Engineer (Dynamics 365 CE)
Azure Environment & Release Engineer (Dynamics 365 CE) - 3 Months - Inside IR35 We're working with a customer currently experiencing challenges moving configuration, code, and data between Azure and Dynamics 365 Customer Engagement environments. They're now looking for an Azure Environment & Release Engineer to stabilise and automate the release process across their D365 CE and Azure landscape. You'll act as the bridge between CRM development, Azure engineering, and DevOps, building a repeatable, governed deployment model that brings consistency to the entire environment chain. Key Responsibilities Own and optimise environment management across Dynamics 365 CE / Power Platform and connected Azure services. Design and implement CI/CD pipelines for Logic Apps, Function Apps, and CRM solution deployments using Azure DevOps. Troubleshoot and resolve issues around data and configuration movement between environments. Introduce and document a standardised release...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Nov 12, 2025  
Software Engineer - 5-month contract: Manchester/Hybrid
Software Engineer - 5-month contract: Manchester/Hybrid Interviewing now for a Software Engineer for a 5-month project (outside IR35.) You will play an integral part of an agile team to enhance, build, and deliver products in a secure, stable, and scalable way. You will have previous experience in Java, Spring Boot, microservices architecture utilising DevOps practices. We operate a highly agile development approach, giving wide scope to be involved with hands-on system-design, test driven development, deployment, and operations. Type: 5 Month Contract Day Rate: Market Rates (Outside IR35) Location: Hybrid/Manchester Start: ASAP Skills Proficient with Java, Spring Boot, Microservices Architecture, whilst automating CI/CD pipelines for build, test and deployment. Cloud experience, implementing docker-based CI/CD pipelines, utilising Kubernetes. Please apply now to be considered for this position
IR35 Status:
Outside IR35

CV-Library Manchester, Greater Manchester Contractor
CL
Nov 09, 2025  
Software Engineer (Java, TypeScript/JavaScript, NodeJS)
Role: Software Engineer (Java, TypeScript, JavaScript, NodeJS, ReactJS, Python) Location: Remote working with some meetings at offices either in Manchester or London. IR35 status: Outside Length of contract: 5 months initial contract (with a view to possible extension) Overview We are seeking a Software Engineer to support the delivery and maintenance of shared engineering components and templates across our client's engineering estate. This role will focus on enabling efficient operations and reliable outcomes for engineering teams. Key Responsibilities Develop and maintain shared CI/CD components, templates, and plugins for use across the client's engineering community. Build and maintain Internal Developer Portals (IDPs) serving thousands of users, with a preference for experience in Backstage. Design and implement efficient, reusable GitLab CI pipelines across multiple tech stacks. Develop solutions using TypeScript, JavaScript, NodeJS, ReactJS, Python, and Java. Automate...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Nov 09, 2025  
Network Engineer (A10)
A10 Network Engineer (DV/SC Cleared) We are seeking an experienced A10 Network Engineer for a 6 month contract, inside IR35, supporting high-security environments. You’ll be working on complex network infrastructure, primarily focused on A10 Networks’ Application Delivery Controllers (ADCs) and security solutions. This role demands a hands-on engineer with a solid understanding of high availability, load balancing, and Layer 4-7 traffic management, ideally within secure, mission-critical environments. Key Responsibilities: Configure, deploy, and manage A10 Thunder Series devices (ADC, CGNAT, SSLi, etc.) Perform system integrations, upgrades, and troubleshooting within live network environments Design and implement network solutions tailored for performance, resilience, and security Collaborate with cybersecurity, DevOps, and infrastructure teams to ensure seamless operations Support firewall, VPN, and intrusion prevention configurations where relevant Document all...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Nov 09, 2025  
Senior Data Engineer
Position: Senior Data Engineer Hybrid - Birmingham 6 months - Outside IR35 Overview: Join a leading UK company as a Senior Data Engineer and play a key role in a major data transformation project. You will have the opportunity to design and deliver a new Azure-based data platform, modernising the organisation's data management and reporting processes. This hands-on role offers architectural influence and is ideal for an experienced engineer with a strong background in setting up new environments, creating data pipelines, and enabling self-service analytics through Power BI. Key Responsibilities: Design, build, and maintain Azure data pipelines using Azure Data Factory, Synapse, or Fabric. Implement a data lakehouse architecture (Bronze/Silver/Gold) and establish best-practise ETL/ELT frameworks. Ingest and integrate data from multiple core systems, including ERP, finance, supply chain, and CRM platforms. Develop and optimise SQL data models and support the creation of Power...
IR35 Status:
Outside IR35

CV-Library The Royal Town of Sutton Coldfield, Birmingham, UK Contractor
CL
Nov 08, 2025  
Senior Data Engineer
Senior Data Engineer (Databricks) Location: London (Hybrid) Rate: Negotiable, depending on experience Duration: 6 months (initial) We’re looking for a Senior Data Engineer (Databricks) to join a world-leading energy organisation on a key transformation programme within their trading and supply division. This is an exciting opportunity to play a pivotal role in building modern, scalable data solutions using Azure cloud technologies. The Role As a Senior Data Engineer, you’ll be responsible for designing and developing robust data foundations and end-to-end solutions that drive value across the business. You’ll help shape and embed data-driven thinking across both technical and business teams, ensuring the organisation continues to lead with insight and innovation. You’ll act as a subject matter expert, guiding technical decisions, mentoring junior engineers, and ensuring data engineering best practices are consistently applied. Key Responsibilities Design and build data...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Nov 08, 2025  
Backend Python Developer
Software Engineer - AI/ML | Leading Pharma Client | 6-Month Contract | Inside IR35 | Hybrid (3 Days Onsite) My client, a global pharmaceutical leader, is looking for an experienced Software Engineer to contribute to the development of cutting-edge AI/ML solutions aimed at transforming healthcare. This is a 6-month contract, inside IR35, offering hybrid working (3 days onsite). Key Responsibilities Develop robust backend systems for Python-based web applications Integrate AI/ML components with data, infrastructure, and frontend systems Deliver high-quality, well-documented, and thoroughly tested code Monitor and enhance performance of tools and services Collaborate across technical teams to build end-to-end data pipelinesEssential Skills Proven experience in Python backend development (e.g. FastAPI) Strong cloud-native development skills, ideally with Google Cloud Familiarity with DevOps practices, automated testing (e.g. pytest), and agile methodologies Passion for healthcare...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Nov 07, 2025  
Databricks Engineer (SC Cleared)
Databricks Engineer (SC Cleared) London (Hybrid) 6 Month Contract £(Apply online only)/day (Inside IR35) Databricks Engineer needed with active SC Security Clearance for 6 Month Contract based in Central London (Hybrid). Developing a cutting-edge Azure Databricks platform for economic data modelling, analysis, and forecasting. Start asap ideally in October 2025. Hybrid Working - 2 days/week remote (WFH), and 3 days/week working on-site from the Central London office. A chance to work with a leading global IT and Digital transformation business specialising in Government projects: In-depth Data Engineering + strong hands-on Azure Databricks expertise. Azure Data Services, Azure Data Factory, Azure Blob Storage + Azure SQL Database. Designing, developing, building + optimising data pipelines, implementing data transformations, ensuring data quality and reliability. Deep Data Warehousing knowledge including data modelling techniques + data integration patterns....
IR35 Status:
Inside IR35

CV-Library London EC4N 6JD, UK Contractor
CL
Nov 07, 2025  
Senior GoLang Software Engineer
Must-Have (Non-Negotiable): 10+ years of professional software engineering experience, with 5+ years in Go. Proven ability to solve complex problems end-to-end, not just implement tickets. Deep understanding of Go’s concurrency model (goroutines, channels, memory model). Strong grasp of computer fundamentals: memory, CPU, I/O. Experience with distributed systems, APIs, and cloud-native environments. Skilled in profiling, benchmarking, and optimizing Go applications. Demonstrated mentorship and leadership experience. Clear communication with both technical and non-technical stakeholders.Nice-to-Have (Differentiators): Background in computer science, mathematics, or engineering. Knowledge of abstract mathematics, set theory, or calculus. Experience in regulated or mission-critical domains (gambling, HealthTech, finance, public sector). Familiarity with CI/CD pipelines, testing strategies, and DevOps. Exposure to low-level systems programming (C, Rust, or assembly). Track record of...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Nov 07, 2025  
Operational Data Engineer
Job Title: Operational Engineer Day Rate: £515 per day inside ir35 Clearance Required: SC Duration: 6 months Location: Telford/hybrid (2days per week in the office) Key Responsibilities: Design, development, and deployment of data integration and transformation solutions using Pentaho, Denodo, Talend, and SAS. Architect and implement scalable data pipelines and services that support business intelligence and analytics platforms. Collaborate with cross-functional teams to gather requirements, define technical specifications, and deliver robust data solutions. Champion Agile and Scrum methodologies, ensuring timely delivery of sprints and continuous improvement. Drive DevOps practices for CI/CD, automated testing, and deployment of data services. Mentor and guide junior engineers, fostering a culture of technical excellence and innovation. Ensure data quality, governance, and security standards are upheld across all solutions. Troubleshoot and resolve complex data issues and...
IR35 Status:
Inside IR35

CV-Library Telford, Shropshire Contractor
CL
Nov 07, 2025  
Platform Engineer- £450PD- Remote
Platform Engineer-£400PD-Remote We are seeking a highly skilled Cloud Platform Engineer with hands-on experience managing and scaling Databricks from a platform perspective, along with deep knowledge of Azure services, Terraform, and CI/CD pipelines using GitHub Actions. You will be part of a team responsible for designing, implementing, and maintaining scalable, secure, and cost-effective cloud infrastructure to support our data and analytics platform. This role requires a strong background in cloud infrastructure automation, platform governance, and enterprise-grade security and compliance in Azure. Key Responsibilities: Design, build, and manage infrastructure using Terraform to enable repeatable and scalable cloud environments in Azure. Implement and maintain CI/CD pipelines using GitHub Actions to automate deployment and testing processes. Manage and optimize Azure Private Link configurations to ensure secure connectivity between services. Define and enforce Azure...
IR35 Status:
Unknown Status

CV-Library 1 Effingham St, Rotherham S65 1AJ, UK Contractor
CL
Oct 25, 2025  
Senior Network Engineer
I'm currently seeking a hands-on Senior Network Engineer on a contract basis for my client to deliver critical network transformation projects across our hybrid (on-premises and cloud) environments. This role requires deep technical expertise in network architecture, operations, and cybersecurity best practices, with a strong focus on execution and delivery. Engagement Scope: * Deliver a network refresh (firewall, switches, and routers) across both office and Birmingham data centre. * Assist the DevOps team in establishing connectivity to a major critical infrastructure services provider via a dedicated MPLS circuit. * Lead the design and implementation of a network segmentation project in AWS, separating production and non-production environments. Key Responsibilities: * Design, implement, and support enterprise network infrastructure across Cisco and Palo Alto on-premises environments, and Azure/AWS cloud platforms. * Lead deployment and optimisation of SD-WAN and...
IR35 Status:
Unknown Status

CV-Library West Midlands, UK Contractor
CL
Sep 26, 2025  
RPLN0252945 – Software Engineer
JavaScript React Developer  London (Hybrid) 6 month contract  Rates: Negotiable  Overview We are seeking an experienced Software Engineer to join a global technology team within a leading energy trading business. This role is suited to a developer with strong front-end expertise, solid cloud experience, and a track record of delivering business-critical applications in fast-paced environments. The ideal candidate will have excellent problem-solving skills, a user-focused mindset, and the ability to thrive in Agile delivery teams. Key Responsibilities Design and build modern web applications using React, TypeScript, CSS, Jest/Vitest, Webpack, and Ag Grid. Apply modern JavaScript coding, testing, debugging, and automation techniques. Contribute to the creation and optimisation of CI/CD pipelines and deployment practices. Collaborate with global teams on solution design, technical delivery, and integration with APIs, databases, and cloud infrastructure. Ensure applications...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Jul 31, 2025  
Site Reliability Engineer
Site Reliability Engineer London (Blackfriars) – 7 months Certain Advantage are recruiting on behalf of our prestigious Financial Services client for an SRE Engineer in their AWS DB team who support numerous native DBs like RDS/Aurora/Neptune plus CockroachDB. This is a contract position for 7 months working inside IR35. Lead Site Reliability Engineers (SRE) play an important role in the operations, design and development of our client’s modern public cloud offering.  You'll be required to apply your depth of knowledge and expertise to all aspects of the product development lifecycle, as well as partner continuously with your stakeholders on a daily basis to stay focused on common goals. The team embrace a culture of experimentation and constantly strive for improvement and learning. You’ll work in a collaborative, trusting, thought-provoking environment. Responsibilities Design, code, test and deliver software to improve our existing systems by adopting DevOps culture....
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Nov 12, 2025  
Electrical Design Engineer
LV Electrical Design & Assurance Engineer – Contract (Hybrid Working) Location: London (Hybrid – site and office-based) Contract Type: Contract Sector: Transport Infrastructure – London Underground The London Underground Renewals and Enhancements Portfolio is delivering a wide range of critical upgrades across the LU network, ensuring improved reliability, safety, and performance for millions of passengers every day. We are seeking an experienced LV Electrical Design and Assurance Engineer to join our team on a contract basis, supporting the successful delivery of multiple projects within Stations and Depots Renewals and Enhancements, Fleet Enabling, and Platform Train Interface programmes. Key Responsibilities Carry out detailed low-voltage electrical designs in accordance with LU standards and engineering best practices. Review, verify, and assure electrical designs produced by internal and external parties. Provide on-site technical assurance during construction and...
IR35 Status:
Unknown Status

CV-Library 1 Effingham St, Rotherham S65 1AJ, UK Contractor
CL
Nov 12, 2025  
Site Agent
Site Agent - Devonport Location: Plymouth About the Opportunity We're offering an exciting opportunity for an experienced Site Agent to join our clients team delivering one of the UK's most complex and high-profile infrastructure projects in the South West. As a key member of their delivery team, you'll play a vital role in leading on-site construction activities, ensuring the safe, efficient, and high-quality delivery of works across this landmark project. Key Responsibilities Provide strong, visible leadership on site, promoting a culture of safety, quality, and collaboration. Coordinate and manage subcontractor activities, including leading progress and coordination meetings. Liaise with senior leadership and cross-functional project teams to ensure smooth project delivery. Identify and manage project risks and opportunities, maintaining the project risk register. Review technical drawings, specifications, and documentation to ensure accuracy and compliance. Ensure...
IR35 Status:
Unknown Status

CV-Library Plymouth, Devon Contractor
CL
Nov 12, 2025  
Site Agent
We're supporting a leading delivery partner on a major infrastructure programme in the Southwest - one of the UK's most complex and high-profile projects. This is an excellent opportunity for an experienced Agent to take a key role in the safe and successful delivery of large-scale site works. You'll provide site leadership, manage subcontractor performance, and ensure that quality, safety, and compliance are embedded throughout all stages of construction. Key Responsibilities Lead site delivery, driving a positive safety and quality culture. Coordinate subcontractors and chair regular progress meetings. Liaise with project teams and stakeholders to enable delivery. Identify and manage risks and opportunities across site activities. Review technical drawings and documentation, raising queries where required. Ensure compliance with Health & Safety legislation, company policies, and permit-to-work systems. Manage scheduling, reporting, and project documentation through...
IR35 Status:
Unknown Status

CV-Library Plymouth, Devon Contractor
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