9 security engineer jobs found

CDS & Data Labelling Specialist (inc. DLP) This role is delivered within secure environments. Candidates must hold active SC/DV clearance and hold UK citizenship. Join the Mission At ByDesign Secure, we believe that world-class security shouldn't be an afterthought—it should be the foundation. We are an independent, outputs-based consultancy dedicated to solving the most complex data assurance challenges in the UK public sector. Currently, we working on a landmark transformation of a cross-government secure IT system. This is an exciting opportunity to help engineer a private cloud environment from the ground up and modernize the end-user services that power national decision-making. We don't believe in ʺbilling by the hourʺ or rigid hierarchies; we are a lean, expert team focused on delivering high-impact technical outcomes. If you are a self-starter who thrives on autonomy and wants to see your engineering or architectural decisions shape the future of sovereign...

DevSecOps & Automated Environment Engineer This role is delivered within secure environments. Candidates must hold active SC/DV clearance and hold UK citizenship. Join the Mission At ByDesign Secure, we believe that world-class security shouldn't be an afterthought—it should be the foundation. We are an independent, outputs-based consultancy dedicated to solving the most complex data assurance challenges in the UK public sector. Currently, we working on a landmark transformation of a cross-government secure IT system. This is an exciting opportunity to help engineer a private cloud environment from the ground up and modernize the end-user services that power national decision-making. We don't believe in ʺbilling by the hourʺ or rigid hierarchies; we are a lean, expert team focused on delivering high-impact technical outcomes. If you are a self-starter who thrives on autonomy and wants to see your engineering or architectural decisions shape the future of sovereign...

Hybrid Cloud & Infrastructure as Code (IaC) Engineer This role is delivered within secure environments. Candidates must hold active SC/DV clearance and hold UK citizenship. Join the Mission At ByDesign Secure, we believe that world-class security shouldn't be an afterthought—it should be the foundation. We are an independent, outputs-based consultancy dedicated to solving the most complex data assurance challenges in the UK public sector. Currently, we working on a landmark transformation of a cross-government secure IT system. This is an exciting opportunity to help engineer a private cloud environment from the ground up and modernize the end-user services that power national decision-making. We don't believe in ʺbilling by the hourʺ or rigid hierarchies; we are a lean, expert team focused on delivering high-impact technical outcomes. If you are a self-starter who thrives on autonomy and wants to see your engineering or architectural decisions shape the future of...

Sr. Juniper Network Architect Our global communications client is looking for a hands-on Senior Architect/Engineer for a highly technical, customer-facing role providing post‑sales, on‑site technical support for Juniper Networks products/solutions. This role partners closely with our client's Network Engineering, Architecture, and Operations teams to ensure high availability, scalability, and operational excellence across large‑scale service provider networks. The role requires you to have a deep technical expertise in the Juniper products deployed (and planned for deployment) within our client's network and delivers reactive and proactive operational support, design guidance, and best‑practice recommendations. Essential Skills Senior Juniper architect spanning campus, data center, routing and security; able to own customer design and consulting. Experience in supporting major network transformations, upgrades, or expansions. 10+ years large-IP network design,...

Principal Forward Deployed Engineer | Active DV | London | £800 p/d Outside IR35 I'm looking for a senior, hands-on engineer with real defence delivery experience to build AI capability from scratch and see it all the way through to the customer. What you'll be doing Taking new products from a blank page to live, and owning them the whole way Getting a cloud-native product running wherever the customer needs it: on-prem, OpenShift, Kubernetes, VMs or bare metal Delivering AI and LLM capability, including GPU workloads and models served on-prem Shipping into secure and air-gapped networks through controlled release processes Leading the security side: threat modelling, building the evidence and getting systems accredited Writing the docs and test plans, and being the go-to technical person for senior stakeholders Tech you'll use TypeScript, Node.js, Fastify, Next.js and React, with Prisma and PostgreSQL, on GCP (Cloud Run, Cloud Tasks), plus solid security and IAM...

Senior Applied AI Engineer Contract Outside IR35 £700 - £900 per day DOE 6 months + likely extension Oxfordshire (hybrid - 2 days p/w on site) Our client is a rapidly scaling UK deep-tech company delivering advanced agentic AI capability. This role sits in their AI team, working with a commercial customer in biotech and pharma. They are hiring a Senior Applied AI Engineer to take ownership of the agentic AI systems underpinning their platform, on a contract basis, with genuine influence over how those systems are architected and delivered. This role suits an engineer who designs and ships systems rather than assembling pre-built components, someone who cares more about how a system performs once it's live and under pressure than how impressive it looks in a demo. What You'll Be Doing Architecting and building multi-agent AI systems end-to-end, combining frameworks such as LangGraph or Haystack where they add value with bespoke orchestration, state management and...

Senior Applied AI Engineer Contract Outside IR35 £700 - £900 per day DOE 6 months + likely extension Oxfordshire (hybrid - 2 days p/w on site) Our client is a rapidly scaling UK deep-tech company delivering advanced agentic AI capability. This role sits in their AI team, working with a commercial customer in biotech and pharma. They are hiring a Senior Applied AI Engineer to take ownership of the agentic AI systems underpinning their platform, on a contract basis, with genuine influence over how those systems are architected and delivered. This role suits an engineer who designs and ships systems rather than assembling pre-built components, someone who cares more about how a system performs once it's live and under pressure than how impressive it looks in a demo. What You'll Be Doing Architecting and building multi-agent AI systems end-to-end, combining frameworks such as LangGraph or Haystack where they add value with bespoke orchestration, state management and...

Senior Applied AI Engineer Contract Outside IR35 £700 - £900 per day DOE 6 months + likely extension Oxfordshire (hybrid - 2 days p/w on site) Our client is a rapidly scaling UK deep-tech company delivering advanced agentic AI capability. This role sits in their AI team, working with a commercial customer in biotech and pharma. They are hiring a Senior Applied AI Engineer to take ownership of the agentic AI systems underpinning their platform, on a contract basis, with genuine influence over how those systems are architected and delivered. This role suits an engineer who designs and ships systems rather than assembling pre-built components, someone who cares more about how a system performs once it 's live and under pressure than how impressive it looks in a demo. What You 'll Be Doing Architecting and building multi-agent AI systems end-to-end, combining frameworks such as LangGraph or Haystack where they add value with bespoke...

Technical Lead: 3 Month Contract - Stockport/Hybrid Type:3 Month Contract Day Rate: Market Rates (Outside IR35) Location: Stockport/Hybrid Start: ASAP We are seeking a Technical Lead who is passionate about crafting exceptional software solutions. This is an incredible opportunity to join a dynamic team that thrives on creativity, collaboration, and continuous improvement. Key Responsibilities: *Lead the design and architecture of complex software systems, ensuring scalability, performance, and security across development function. *Mentorship: Provide mentorship and guidance to a talented team of engineers, fostering a culture of technical excellence and professional growth. *Collaboration: Collaborate with cross-functional teams to gather requirements, propose solutions, and deliver robust software products. *Innovate: Drive innovation through research and exploration of new technologies, tools, and methodologies to enhance the software development process. *Code Quality:...