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AS
23 Sep, 2026
Contract
Data Centre Engineer
£28.00 - £32.00 hourly
Apex Systems US London, UK
Data Center Facility Engineer, Data Center Engineering Operations Location: LONDON, United Kingdom (Onsite) Role Overview Our organization is seeking a mechanically-biased Engineering Operations Technician to join our team. This hands-on role is focused on the installation, maintenance, and troubleshooting of mechanical cooling and water systems infrastructure across our data center portfolio. The ideal candidate must have a data center background and will work directly with air handling units, chillers, cooling towers, and associated water treatment plant. This is a shift-based role requiring flexibility to support 24/7 operations. Key Responsibilities Install, maintain, and repair pipework, fittings, valves, and manifolds across cooling distribution loops and water circuits. Operate and maintain air handling units (AHUs), chillers, cooling towers, evaporative cooling systems, and liquid cooling infrastructure. Perform pressure testing, leak detection, and...
RC
17 Sep, 2026
Contract
Temporary Works Design Engineer
Randstad Construction and Property London, UK
Are you an innovative Temporary Works Design Engineer looking to make a tangible impact on major projects? We are currently partnering with an international infrastructure group who are leading the transformation of industry to meet the challenges of the future. They are seeking a skilled professional to join their team. If you have a passion for delivering safe, high-quality, and buildable temporary works solutions, this contract offers a fantastic opportunity to showcase your expertise at the forefront of the industry. Role: Temporary Works Design Engineer Location: Derby or Canary Wharf Contract: Start ASAP, with an end date of 21/09/2027 Rate: 480 per day Umbrella IR35 Status: Inside IR35 Hours: 37.5 hours per week (7.5 hours per day) In this role will be to deliver high-quality, buildable, and safe temporary works designs for Major Projects and other business units. Acting as a technical expert, your key accountabilities will include:...
VI
15 Sep, 2026
Contract
QA Tester - Must have Active SC Clearance
£400 - £500 daily
VIQU IT London, UK
QA / Test Engineer READ THIS BEFORE YOU APPLY You will be testing Kafka-based streaming data pipelines at genuinely enormous scale, and you will be writing the test strategy for the whole programme from a blank page. There is nothing in place today. If that sounds like the job you have been waiting for rather than a job with a gap in it, keep reading. WHO THE CLIENT IS Our client is a UK-headquartered AI company building sovereign AI capability for defence and national security. They have been established for around a decade and are one of the country's leading builders of AI for high-risk, high-assurance environments. Their platform is an AI operating system built entirely in the UK, designed for settings where security, trust and full infrastructure control are non-negotiable. It deploys across cloud, edge, on-premise and fully air-gapped systems, and is already live inside UK Defence and national security missions. They closed a substantial Series A round...
Po
15 Sep, 2026
Contract
Security Engineer
Pontoon London, UK
Security Engineer 6-Month Contract 700- 800 per day (Umbrella) Hybrid Working Midlands-based office visit approximately once per month The Opportunity We're supporting a leading organisation operating within a highly regulated and nationally significant environment as they continue to build and mature a new Microsoft cloud security estate. This is a hands-on Security Engineer position suited to someone who enjoys improving security posture, implementing controls and solving security challenges in an evolving environment. You'll play a key role in strengthening the organisation's cyber security capabilities while helping prepare the environment for an upcoming penetration test programme over the next 3-6 months. The team are looking for someone who can work autonomously, identify potential weaknesses before they become audit or pen-test findings, and drive remediation activities from start to finish. Key Responsibilities Implement, configure and maintain...
DG
12 Sep, 2026
Contract
Threat Modelling Engineer
£400 - £500 daily
Damia Group Ltd London, UK
Threat Modelling Engineer Location: London Working Pattern: 4 days onsite / 1 day remote Contract: Initial 6-month contract Rate: 400 - 500 per day Damia Group is supporting a leading organisation in the delivery of a high-profile Cyber Security programme and is looking for an experienced Senior Threat Modelling Engineer to join the team in London. You will play a key role in identifying and assessing security threats, defining appropriate mitigating controls, and helping to continuously improve the organisation's threat modelling capability. This is a hands-on position combining Threat Modelling, Cyber Security, Cloud Security and Python development , with responsibility for delivering high-quality threat models while also supporting and mentoring more junior members of the team. Key Responsibilities Conduct Threat Modelling using established and documented methodologies. Apply techniques including STRIDE, PASTA, Attack Trees and MITRE ATT&CK...
Po
03 Sep, 2026
Contract
AI Security Architect
Pontoon London, UK
Job Title: AI Security Architect / AI Security Engineer Location: London (2 days per week onsite) Remuneration: Up to 900 per day (via Umbrella) Contract Details: Temporary, Full Time, 6 Months (with potential extensions) Overview: Our client is seeking two dynamic AI Security professionals to bolster the secure adoption and governance of AI technologies within the organisation. These roles will be pivotal in ensuring that AI solutions are designed, implemented, and operated securely, whether developing in-house products or integrating third-party platforms. Responsibilities: AI Security Architect: Define and implement AI security architecture and governance frameworks. Assess AI solutions to establish the necessary security guardrails for deployment. Develop policies, standards, and controls for the secure use of AI technologies. Support decision-making regarding build vs buy AI solutions, ensuring governance requirements are met. Collaborate with...
Po
03 Sep, 2026
Contract
AI Security Architect
Pontoon London, UK
Job Title: AI Security Architect / AI Security Engineer Location: London (2 days per week onsite) Remuneration: Up to 900 per day (via Umbrella) Contract Details: Temporary, Full Time, 6 Months (with potential extensions) Overview: Our client is seeking two dynamic AI Security professionals to bolster the secure adoption and governance of AI technologies within the organisation. These roles will be pivotal in ensuring that AI solutions are designed, implemented, and operated securely, whether developing in-house products or integrating third-party platforms. Responsibilities: AI Security Architect: Define and implement AI security architecture and governance frameworks. Assess AI solutions to establish the necessary security guardrails for deployment. Develop policies, standards, and controls for the secure use of AI technologies. Support decision-making regarding build vs buy AI solutions, ensuring governance requirements are met. Collaborate with...
EB
02 Sep, 2026
Contract
Senior HVAC Design Engineer
£50.00 - £60.00 hourly
Eden Brown London, UK
Data Centres are crucial components of today's infrastructure, supporting everything from business to public services. The Opportunity Join our international and multidisciplinary team of passionate design engineers and help us create high-quality, sustainable, and innovative data centre structures. You will work on medium to large-scale mission-critical projects, covering all stages of design - from concept to construction supervision and handover. As a Senior Mechanical Engineer your role will be as part of an interdisciplinary team lead the design of mechanical systems (Building servies and cooling) on medium to large-scale Mission Critical projects through all design stages from Concept to Construction Supervision and Hand-Over Lead the preparation and review of design deliverables Lead projects and work closely with our data center clients to deliver quality work to meet their specific needs Present technical content for review by technical and non-technical...
Eden Brown
30 Aug, 2026
Contract
Senior Electrical Design Engineer
£65.00 - £75.00 hourly
Eden Brown London, UK
Great opportunity to work with this leading international Consulting Engineers who are looking to bring on board a driven and experienced Senior Electrical Design Engineer, Outside IR35, to be an active part of a specialist design team consultancy to work on a variety of Hyper scale Data Centre projects. Key Responsibilities:- Create electrical design drawings and specs for Data Centre Projects. Ensure designs meet all standards and regulations. Support sustainable design and use of innovative tech Work closely with colleagues, clients, architects, and contractors Manage project deadlines, budgets, and deliverables. About you: You should hold Degree (or historic equivalent) in Electrical Engineering or related field.- Should have extensive experience in Mission Critical design and building services design, specifically on data centres.- Sound knowledge of British Standards and building regulations.- Strong communication skills.-. Your expert recruitment consultant is...
SL
22 Sep, 2026
Contract
Site Engineer / Site Manager - Civils
£375 - £380 daily
Stridden Limited Farnborough, UK
Site Engineer / Site Manager Civils Location: Farnborough, Hampshire Rate: Negotiable / DOE Duration: Ongoing Hours Paid: TBC Job Type: Temporary / Freelance Project: Data Centre Start Date: ASAP Job Description Stridden Limited are recruiting for an experienced Site Engineer / Site Manager Civils for a commercial project in Farnborough, Hampshire. This is a hands-on role requiring someone with a strong civil engineering background who can confidently carry out all engineering and setting out duties, whilst also taking responsibility for the day-to-day management, planning, quality, safety and delivery of the works. The successful candidate must be capable of taking ownership of the site and managing works from both an engineering and site management perspective. Key Duties Carry out all site engineering and setting out. Set out drainage, ducting, foundations, concrete works, roads, kerbs and external works. Check levels, coordinates,...
Po
11 Sep, 2026
Contract
Continuous Improvement Lead
Pontoon Wokingham, UK
Job Title : Continuous Improvement Lead Location : Wokingham (Hybrid) Contract Length : 6 months We are seeking an experienced Operational Excellence and Continuous Improvement professional to drive process simplification, automation and operational efficiency across a large corporate environment. This role will focus on identifying manual processes, improving end-to-end workflows and delivering measurable business improvements across Vendor Management, Procurement, Legal and Reporting functions. Key Responsibilities : Continuous Improvement & Process Optimisation Lead comprehensive reviews of existing VMO processes, controls, and governance frameworks. Identify and implement opportunities to simplify, standardise, and enhance operations across VMO activities. Re-engineer end-to-end processes to eliminate inefficiencies and improve user experience. Establish a continuous improvement backlog and delivery roadmap. Introduce measurable performance indicators...
Po
10 Sep, 2026
Contract
Operational Excellence & Continuous Improvement Lead
Pontoon Wokingham, UK
Job Title : Operational Excellence & Continuous Improvement Lead Location : Wokingham (Hybrid) Contract Length : 6 months We are seeking an experienced Operational Excellence and Continuous Improvement professional to drive process simplification, automation and operational efficiency across a large corporate environment. This role will focus on identifying manual processes, improving end-to-end workflows and delivering measurable business improvements across Vendor Management, Procurement, Legal and Reporting functions. Key Responsibilities : Continuous Improvement & Process Optimisation Lead comprehensive reviews of existing VMO processes, controls, and governance frameworks. Identify and implement opportunities to simplify, standardise, and enhance operations across VMO activities. Re-engineer end-to-end processes to eliminate inefficiencies and improve user experience. Establish a continuous improvement backlog and delivery roadmap. Introduce...
GG
09 Sep, 2026
Contract
Project Manager - Digital Engineering
Gi Group Earley, UK
Project Engineer - Digital Engineering (SC Cleared) Reading (50% on-site) Defence/Aerospace We're recruiting 4 Technical Project Engineers to support sensitive MOD/aerospace programmes with Edgewing . This is a delivery-focused role acting as the key technical interface between engineering teams and Delivery Management. Clearance: Active SC is mandatory (DV preferred) Location: Reading - minimum 50% on-site Inside of scope (Umbrella/PAYE options) What you'll do Coordinate technical delivery across engineering teams and stakeholders Own and manage technical risks, issues, assumptions, dependencies and change control Support project plans, technical roadmaps, estimation, resource/capacity planning and prioritisation Provide first-line technical leadership and decision-making; act as engineering escalation point Manage technical interfaces with customers, suppliers and internal delivery teams Drive governance: engineering standards, technical reviews,...
RM
17 Sep, 2026
Contract
Control Room Technician - Rolling Stock
£25.18 - £35.74 hourly
Rullion Managed Services Basingstoke, UK
Control Room Technician Location: Basingstoke ROC- RG21 4FS Interview Location: Wimbledon - On-Site Interview Contract: 6 month Pay: 25.18 per hour PAYE, 34.15 - 35.74 per hour Umbrella Shift Pattern - Panama Roster The role operates on a rotating Panama shift pattern, including days and nights: 5 days: 07:00-19:00, followed by 5 days off. 4 nights: 19:00-07:00, followed by 3 days off. 5 days: 8.5-hour cover shift, followed by 4 days off. 2 days: 07:00-19:00 + 3 nights: 19:00-07:00, followed by 4 days off. Ready to take the next step in your rail engineering career? We're looking for 4 experienced Control Room Technicians to join a busy rail operation in Basingstoke. This is an excellent opportunity for a Rolling Stock Engineer or experienced rail technician looking to progress into a technically focused control room role. You'll play a key role in supporting the customer's Control Room team while trains are in service, providing rapid technical support and...
Rullion Managed Services
29 Aug, 2026
Contract
Control Room Technician
Rullion Managed Services Basingstoke, UK
Control Room Technician - 4 Vacancies Location: Basingstoke ROC Interview Location: Wimbledon - On-Site Interview Contract: Until 31 January 2027 Pay: 25.18 per hour PAYE Shift: Panama Roster Ready to take the next step in your rail engineering career? We're looking for 4 experienced Control Room Technicians to join a busy rail operation in Basingstoke. This is an excellent opportunity for a Rolling Stock Engineer or experienced rail technician looking to progress into a technically focused control room role. You'll play a key role in supporting the customer's Control Room team while trains are in service, providing rapid technical support and remote fault diagnosis to help resolve performance issues and in-service failures. This is a role where your technical knowledge can make a real difference - identifying issues, analysing live data and providing clear engineering solutions to keep the railway moving. What will you be doing? Work closely with customer Control Room...
Ad
23 Sep, 2026
Contract
Senior Credit Risk Technical Analyst
Adecco London, UK
Senior Credit Risk Technology Analyst London/Hybrid Contract to March 2027 Day rate from 750 via Umbrella Company DOE Our commitment is to provide equal opportunity regardless of, for example, your gender, age, ethnicity, disability, sexual orientation or beliefs. We also engage with employers to develop programmes and pathways that embrace diverse talent and promote more inclusive employment worldwide through partnerships and other initiatives. We recognise and celebrate the value of difference and how it makes us faster, smarter and more innovative than our competition. My client is one of the largest financial institutions headquartered in Japan, with an established presence across all consumer and corporate banking businesses. Through its subsidiaries and affiliates, they offer a diverse range of financial services, including commercial banking, leasing, securities, credit card, consumer finance and other services. They are seeking an experienced...
Po
24 Sep, 2026
Contract
Tech Business Analyst
Pontoon London, UK
Job Title: Tech Business Analyst Location: London (3 days per week onsite) Remuneration: 550 per day via Umbrella Contract Details: Fixed Term Contract, 6 months Responsibilities: Our client is seeking a dynamic Tech Business Analyst to play a pivotal role in a major data transformation programme. This opportunity is perfect for those who thrive at the intersection of business and technology, aiming to enhance data collection, management, and accessibility across the organisation. Key responsibilities include: Gather, analyse, and document comprehensive business and technical requirements. Collaborate with multiple data sources to map and document end-to-end data flows effectively. Ensure data is collected, structured, and made accessible for users and downstream systems. Support the enrichment and transformation of data for business applications. Coordinate with various teams and stakeholders to align data requirements. Translate technical concepts into clear...
Po
24 Sep, 2026
Contract
Tech Business Analyst
Pontoon London, UK
Job Title: Tech Business Analyst Location: London (3 days per week onsite) Remuneration: 550 per day via Umbrella Contract Details: Fixed Term Contract, 6 months Responsibilities: Our client is seeking a dynamic Tech Business Analyst to play a pivotal role in a major data transformation programme. This opportunity is perfect for those who thrive at the intersection of business and technology, aiming to enhance data collection, management, and accessibility across the organisation. Key responsibilities include: Gather, analyse, and document comprehensive business and technical requirements. Collaborate with multiple data sources to map and document end-to-end data flows effectively. Ensure data is collected, structured, and made accessible for users and downstream systems. Support the enrichment and transformation of data for business applications. Coordinate with various teams and stakeholders to align data requirements. Translate technical concepts into clear...
EB
23 Sep, 2026
Contract
M&E Revit Technicians
£45.00 - £55.00 hourly
Eden Brown London, UK
As a REVIT BIM Coordinator with a strong M&E background, you will drive the integration of BIM models for live MEP projects in a central London setting working on major hyper scale and co location data centre projects . You'll bring together models using Revit and Navisworks, perform clash detection, and ensure adherence to BIM standards and project requirements. You'll collaborate closely with engineers, contractors, and stakeholders to resolve issues and maintain plan quality. This ongoing contract offers long-term involvement in a busy project team with a clear impact on site delivery and coordination. Duties Coordinate BIM models for MEP services across live projects Manage and federate models using Revit and Navisworks Conduct clash detection and resolve issues with design and site teams Ensure BIM standards, protocols, and project requirements are met Liaise with engineers, contractors, and stakeholders Experience Proven experience as a BIM Coordinator,...
RM
22 Sep, 2026
Contract
Senior Backend Developer
Rullion Managed Services London, UK
Location: London, EC1M 6PB Contract: 6 Month Contract Hours: Full-time, 37 hours per week Hybrid: 1 day per week onsite in London Rate: TBC Join a dynamic energy provider dedicated to delivering sustainable solutions across the UK. We are looking for an enthusiastic and resourceful Senior Backend Developer who is passionate about building exceptional products and developing robust, scalable solutions. This is an initial 6-month contract, with potential for extension. The role is full-time, 37 hours per week, with one day per week onsite in London. Accountabilities Play a pivotal role within the backend engineering team, helping to build cloud-based applications. Develop backend solutions using Python and AWS Cloud services. Adopt a serverless-first approach to application design. Collaborate within an Agile team alongside other backend engineers and product designers. Strategise, develop, test and deploy new features and experiments. Participate in...
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