CBSbutler Holdings Limited trading as CBSbutler
Open positions
DevOps Engineer - DV Cleared
Contract DevOps engineer (outside IR35), onsite in Basingstoke, who must hold UK DV clearance. Day to day: designing CI/CD pipelines, infrastructure-as-code, container/Kubernetes platforms, monitoring and DevSecOps security across cloud (AWS/Azure/GCP) and on-prem estate. Pays £600–£650/day via CBSbutler.
Azure Cloud Developer
Contract Azure Cloud Developer for a 9-month, 100% onsite engagement in Basingstoke, delivering cloud-based solutions within a complex enterprise environment. Requires DV security clearance; day rate £600–£674 outside IR35, sourced via recruiter CBSbutler.
Senior Developer
Contract Senior Developer (up to £525/day inside IR35) on a major UK government AI programme, building an enterprise AI enablement platform — initially an Enterprise AI Gateway integrating AI models, developer tooling and security controls. Requires strong backend/cloud engineering, hands-on Generative AI experience and active SC clearance.
Senior Developer
Senior backend developer (contract, up to £525/day inside IR35) building an Enterprise AI Gateway and AI enablement platform for a major UK government AI programme. Day to day: production backend services and REST APIs, LLM integrations via AWS Bedrock, CI/CD, and secure cloud infrastructure on AWS.
Infrastructure Platform Engineer
Inside-IR35 contract role (£550–630/day) in Taunton for an Infrastructure Platform Engineer to operate, maintain and develop a secure private cloud platform in a highly sensitive environment, requiring active DV clearance and strong infrastructure/virtualisation skills.
AI Solutions Architect
Contract AI Solutions Architect (£645/day inside IR35) leading technical discovery of AI opportunities — GenAI, LLMs, RAG, agentic AI — inside a cyber security operations centre: assessing SOC tooling (SIEM, SOAR, EDR/XDR), evaluating AI risks, and defining a secure target architecture and roadmap. Remote with fortnightly London client visits; active SC clearance essential.
IAM Design SME (Zero Trust & Cloud Architecture)
Contract IAM Design SME (6-month rolling, £540/day) on a major UK bank's identity transformation programme: writing HLDs/LLDs for Zero Trust, federation (OIDC/OAuth2/SAML/SCIM), GCP/Kubernetes/service mesh, Policy-as-Code, PKI and secrets management. Hybrid — three days per week onsite in Sheffield.
Linux/DevOps SME
Contract Linux/DevOps Subject Matter Expert role, fully onsite in Basingstoke on a 12-month rolling contract (outside IR35) at £550–£650/day. The SME designs and maintains Linux infrastructure, automates with Terraform/Ansible, builds CI/CD pipelines and container platforms, and must hold active MOD DV clearance.
AWS DevOps Engineer
Six-month inside-IR35 contract (hybrid London) for an AWS DevOps Engineer on a confidential SC-cleared project, designing, building and operating secure, scalable AWS cloud platforms. Day to day is Terraform IaC, GitLab CI/CD pipelines, Docker, Lambda/serverless services and Python/Bash automation, paying £600–£675 per day.
Azure DevOps Engineer
DevSecOps Engineer (MOD / MODCloud) Rate: £645 per day inside ir35 Location: Remote Contract 6 months+ Active SC security clearance is required for this role We're looking for a Lead DevSecOps Engineer to take a key…
Python Application / DevOps Engineer
Application DevOps Engineer - Python London - Hybrid Permanent - £85K - £100K + Bonus + Full Benefits Financial Services Firm is hiring for an experienced Python Application DevOps Engineer to join a high-performing…
Data Engineer x 3
Data Engineer x 3 Telford / Hybrid - 2 days onsite £460 per day inside ir35 6 month contract Active SC clearance We are currently recruiting for three Data Engineers to join a major data transformation and migration…
DevOps Engineer - SC Cleared
Senior DevOps Engineer - AWS | Terraform | Jenkins | SC Cleared We're looking for Senior DevOps Engineers to join a public sector programme, working fully remotely on a long-term engagement. Role Details Role: Senior…
Data Engineer - SC Cleared
Data Engineer - SC Cleared 6+ Month Contract | £400-£450 per day | Inside IR35 Remote | West Midlands / West Sussex | Twice a Month onsite We're looking for an experienced Data Engineer to join a major UK public sector…
Linux/DevOps SME - DV Cleared
A 12-month rolling, outside-IR35 contract (550-650/day) for a hands-on Linux/DevOps Subject Matter Expert, fully onsite in Basingstoke. The contractor acts as a technical authority building Linux platforms, CI/CD pipelines and infrastructure-as-code, with active MOD DV clearance essential.