Title: Python Engineer Salary: Up to £60,000 Location: Bristol (On-site) Are you a Python Engineer looking to work on complex, high-impact data problems in a fast-moving and innovative sector? I'm working with a market-leading trading firm at the heart of the UK's energy transition. They use advanced forecasting and trading technology to help balance the National Grid, playing a crucial role in supporting the UK's decarbonisation efforts. This is a small, highly skilled team where technology and trading go hand in hand. You'll be building and optimising the internal data infrastructure that...  more ->

Multiple Electrical Engineer Opportunities - Associate, Senior & Principal Reading - 3 days per week in the office Salary is dependent on experience with potential for a car allowance A leading organisation is looking to appoint multiple Electrical Engineers to join their engineering team in Reading. You will be working across a wide range of disciplines and sectors offering you unparalleled exposure. This role will suit someone confident in electrical design work, supporting project delivery on-site, and providing technical input across a varied workload. Team management experience would...  more ->

Mid-Level Database Developer Location: Central London (Hybrid 2-3 days in office) Salary: £45,000 - £50,000 Overview We're working with a specialist financial data organisation that processes large-scale, highly structured datasets for regulated reporting across major banking and lending clients. The environment is data-heavy, fast-moving, and focused on accuracy, performance, and data integrity. We're looking for a Database Developer to join a small Agile team working across SQL development, data investigation, and production support. You'll be responsible for maintaining and improving core...  more ->

GCP Applications Operator Rate: £450 day Outside IR35 Location: London - hybrid (3 days onsite) - Non negotiable Duration: 12 month Clearance: Active SC, willingness for DV Overview Join a high-impact programme delivering secure, large-scale cloud infrastructure within a UK government environment. Key Responsibilities Build, deploy and support applications across GCP (GKE, Cloud Functions, Compute Engine, App Engine) Operate within secure/disconnected (air-gapped) environments Monitor services using Cloud Monitoring, Logging, and Trace Manage deployments via CI/CD pipelines Maintain IAM...  more ->

Role: GCP Test Engineer Contract: 12 months initially Rate: £400/day (Outside IR35) Start Date: ASAP Location: London (3 days onsite) Clearance: Active SC or DV clearance required (UK national, DV eligible) Overview We're seeking a GCP Test Engineer to support testing and assurance of secure cloud platforms within a government transformation programme. The role focuses on validating cloud-native services, infrastructure, and integrations in restricted, high-assurance environments. Key Responsibilities Support testing and assurance of cloud-hosted and cloud-native platforms Validate...  more ->

Cloud Security Engineer (GCP/IAM/Encryption) - Contract Rate: £600 day Outside IR35 Location: London - hybrid (3 days onsite) - Non negotable Duration: 12 month Clearance: Active SC, willingness for DV Overview Join a high-impact programme delivering secure, large-scale cloud infrastructure within a UK government environment. You'll help design and secure a private/distributed cloud platform supporting critical national services. Key Responsibilities Design & implement secure workloads in Google Distributed Cloud (GDC)/GCP (GDC experience not necessarily needed but would be strongly desired)...  more ->

Senior Programme Manager - Defence & Government SAfE Agile Role: Senior Programme Manager Location: 3 days on site in London Day rate: Up to £750p.d outside IR35 We're supporting a consultancy in hiring a Senior Programme Manager to take charge of a 3-year delivery for a central Government department. The individual will be working alongside a team of Scrum Masters, PM's and Engineers in delivering a cloud and infrastructure transformation programme. The delivery is being conducted in SAfE Scaled Agile and will require the individual to have proven experience delivering and coaching within...  more ->

Systems Manager (Linux, Cisco, Microsoft Office) Bristol one day per week £400 to £450 per day Outside IR35 6 months initial with an opportunity to go Permanent Immediate Start! I am working on a business critical hire focused on stabilising and supporting the internal IT environment for this Bristol based firm. There is also long-term potential for the successful contractor to help shape the IT roadmap as the client going through Cyber Security compliance in the future. Requirements: Linux Cisco Microsoft Office Firewalls This role will require you to work out of Bristol one day per week,...  more ->

Senior VMware Telco Cloud Escalation Engineer - Remote/Flexible This role is for a senior VMware specialist supporting complex, mission-critical VMware environments within the telecoms sector.It sits within a global remote support team and is focused on helping enterprise/telco customers resolve high-impact technical issues across the VMware Telco Cloud stack. This is not basic ticket support. The work is centred around complex troubleshooting, platform stabilisation, life cycle support, performance issues and senior-level customer guidance across environments where uptime, reliability and...  more ->

Senior VMware Tanzu/VCF Escalation Engineer (part time/Remote) This role is for a senior VMware specialist joining a global remote support team focused on complex enterprise VMware environments, particularly around Tanzu, Kubernetes, NSX and the wider VMware stack. Importantly, this is not traditional ticket support. The work is centred around high-level troubleshooting, platform stabilisation, upgrades, performance issues and complex escalations across mission-critical environments. You'd operate as a senior SME, stepping into difficult technical situations and helping enterprise customers...  more ->

Security Architect - Contract (OutsideIR35) Role summary: You will join an established architecture capability supporting large, complex public-sector programmes. You will design and assure secure solutions that meet business and technical needs, maintaining architectural integrity and delivering against agreed time, cost and quality outcomes. As the Security Architect, you will ensure that critical services are securely designed and delivered to a high standard. You'll apply secure-by-design best practice to minimise risk, guide delivery teams, and provide pragmatic security architecture...  more ->

Mid-Level Software Developer Role (PERMANENT) Bristol | Hybrid (1 day per week onsite) We're hiring a Software Engineer to join a strong development team driving the modernisation of a Legacy PHP platform and building new services within a TypeScript/Node.js architecture. The current stack includes: TypeScript (essential - strong commercial experience required) Node.js Service-based/API-driven architecture CI/CD pipelines Automated testing (TDD or strong unit/integration discipline) AWS & MongoDB We're open to engineers from different technical backgrounds and stacks. You don't need to have...  more ->

Role: Senior Project Manager Location: Romsey (3 days per week onsite) Day Rate: Competitive Day Rate Inside IR35 (based on your level of experience) Duration: Initial 6 months Clearance: Active MOD DV We are working exclusively with a leading innovator in defence technology to find an experienced Senior Project Manager for an initial 6-month contract. This is a role for someone who wants to be involved at the very start, taking programs from the research phase and seeing them through to the finish line. If you like the challenge of winning the work through the bidding process and then being...  more ->

Senior C++ Engineer Based out of Cheltenham 4-5 Days per week £600 to £650 Outside IR35 Immediate Start (Ideally within the next two weeks) I am working on behalf of a National Security client based out of Cheltenham who are looking for a Senior C++ Engineers to join them on a Contract basis for 6 months initially. We're looking for a C++ Engineer who has led end-end projects and enjoys solving complex technical problems in areas like software defined radio. The role would suit someone open to some pythons for tooling, automation, or testing alongside core C++ development. If you are...  more ->

Technical Product Manager - Secure Programme Active SC Clearance required Duration: 12 Month contract Location: London - 3 days on secure site a week Start date: ASAP £400 - £450 per day, Outside IR35 Must be eligible and willing to be put through DV Clearance Our client is a technology-led consultancy delivering secure digital and data platforms into UK Central Government and Defence environments. This role sits within an Embedded Agile delivery squad on a secure programme. You will operate within a scaled Agile environment, helping to guide delivery and ensure user and business needs are...  more ->

SC Cloud Network Engineer £400 - £450 A Day Outside IR35 London (Hybrid 3 Days A Week) 12 Month Contract iO Associates are currently partnered with a customer in the Defence space who need a DV Infrastructure Engineer to join them on an initial 12-month contract. Requirements: - Active SC clearance and willing to go through DV - Strong Cloud and Networking skills - Strong cloud Knowledge (Ideally Google) - Experience using Kubernetes, GKE or Istio - Experience Load Balancing If you're a Cloud Network Engineer looking for acontract offering up to £450 A DAY OUTSIDE IR35 , then send an updated...  more ->

Title: Senior Solution Architect Rate: Up to £600 per day Outside IR35 (1 year initially!) Location: London (3 days on site) SC Clearance Eligible/Active Clearance Preferred iO Associates is currently partnered with an independent security consultancy delivering a major cross-government secure IT transformation programme, and they're looking to bring in an experienced Senior Solution Architect to join one of their secure delivery squads. This is an opportunity to work on high-impact national infrastructure projects, helping architect secure private cloud environments and modernise critical...  more ->

Principal Security Architect (SC-Cleared) - Outside IR35 - London (Hybrid) Daily Rate: Contact Me Location: London (hybrid - typically ~3 days/week onsite as required) Contract: Contract (O utside IR35) Clearance: Active SC-Clearance Overview: We're an independent, outputs-based security consultancy delivering into some of the UK public sector's most complex and sensitive, security-critical systems. You'll support a landmark, cross-government secure IT transformation-architecting private cloud environments from the ground up and modernising secure end-user services that underpin national...  more ->

Chartered Cyber Security Professional (ChCSP) - Security Architecture & Design We've recently partnered with a Defence consultancy who's currently looking for a Chartered Cyber Security Professional (ChCSP) - Security Architecture & Design Our client is looking to either bring someone on full time in a permanent role (no set salary/can be flexible, happy to have a conversation around what you're looking for) or they could bring someone in as a part time contractor (2-3 days a week, Outside IR35 - again, flexible on day rate). This role can be done remotely for the most part, NCSC hold...  more ->

Role: Test & Integration Lead Contract: 12 months initially Rate: £500-£580/day (Outside IR35) Start Date: ASAP Location: London (3 days onsite) Clearance: Active SC or DV clearance required (must be UK national, DV eligible) Overview We're seeking a Test & Integration Lead to define and own the test and integration strategy across a secure government transformation programme within a SAFe environment. Key Responsibilities Define and own end-to-end test & integration strategy Lead integration across Legacy, cloud, and SaaS systems Ensure alignment with architecture, security, and delivery...  more ->