Senior Network Security Engineer jobs in Sheffield

Role & What's in it for the applicant and why would they apply?: This is a rare opportunity to join a public-sector organisation with genuine technical depth, running and evolving its own data centre and enterprise network estate. Rather than being siloed or boxed into BAU, you'll work across network design, deployment, support, and continuous improvement, with real influence over direction and...

The Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet the security objectives we communicate to customers. The Offensive Security group performs security assessments, vulnerability research, static and dynamic analysis research, penetration testing, red-teaming, and security tool development. We ensure the security...

Experience with relevant Kubernetes, GCP, Python, and Jenkins/Tekton Responsibilities: Design and maintain Groovy pipeline steps (build, test, package, scan, deploy). Extend Python tooling for SLSA provenance, SBOM generation, hash/digest accuracy, and security scan aggregation (SonarQube, Sonatype IQ, Optimize performance. Ensure artifact integrity. Refactor legacy scripts (remove global state,...

Role Title: Storage SAN SME Duration : 8 months Rate: £366 per day on umbrella Location: Sheffield Hybrid -3 Days We are a Global Recruitment specialist that provides support to the clients across EMEA, APAC, US and Canada. Storage - Strong knowledge in SAN hardware installation and configuration; Storage - Strong SAN storage and virtualisation knowledge, provisioning and migration...

You will also have the reassurance of a job guarantee (£26K-£35K) upon completion.

You will also be assigned an expert tutor and a support mentor to help you throughout your training.

You will gain practical experience by using practice labs which enable you to practice and master what you have learned.

Location: UK Work Mode: Fully Remote Contract: 6 months Inside IR35 (with potential extension) Rate: Market rate Were hiring a Senior Verification Engineer to support a leading semiconductor manufacturer working on next-generation high-speed networking IP. What youll do - Verify high-speed connectivity IP using UVM and advanced class-based verification environments - Drive coverage closure...

About Turing: Based in San Francisco, California, Turing is the world's leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who specialize in coding, reasoning, STEM,...

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

Senior Performance Engineer - UK Ready to Make a Real Impact? Join e-STORAGE! Who We Are Welcome to e-STORAGE, a proud member of the Canadian Solar Inc. (NASDAQ: CSIQ) family! We're leading the way in designing, building, and integrating advanced battery energy storage systems for utility-scale projects. Our mission? To accelerate the world's renewable energy transition and create a more...

Lead the design of high-integrity PLC control systems at the heart of the UK's most regulated and safety-critical environments. Senior/Lead PLC Control systems engineer 12 month contract – rates DOE Office-based with a Hybrid working scheme. Inside IR35 2 openings available in either Warrington, Cumbria and Stockton Role Description We are seeking an experienced PLC Control Systems...

You will also mentor junior engineers and support the Lab Manager with project planning, test suite updates, and resource allocation. What you’ll be doing - Lead product development and validation testing on products, prototypes, and components, ensuring tests are robust, repeatable, and aligned to company requirements.

You will shape and drive strategic transformation across the department, ensuring cyber security is embedded into organisational design, delivery, and culture. ResponsibilitiesLeading the development, implementation, and maintenance of the cyber security strategy, ensuring alignment with departmental priorities and national objectives.

John Crane, a business of Smiths Group, is a global leader in mission-critical flow control solutions for energy and process industries that enable efficient and sustainable operations. Our products include mechanical seals and systems, couplings, filtration systems, and predictive digital monitoring technologies. We have a global network of more than 200 sites in over 50 countries and employ...

Big Bank Funding. Fin Tech Thinking.Our Technology teams work closely with HSBC’s Global Businesses and Infrastructure Functions to design, build and run digital services that allow millions of our customers around the world to bank quickly, simply and securely. We run and manage technology infrastructure, data centres and banking systems that power the world’s leading international bank, with...

Senior Firmware Engineer — AI & Robotics Location: London, UK (If you like the sound of this role and want to relocate - the Client is willing to help facilitate this move!) Role: Senior Firmware Engineer ( Permanent Opportunity) Industry: AI & Robotics | Humanoid Robotics | Automation A pioneering UK-based AI and robotics company is building the world's most advanced, commercially scalable...

Senior Fire Engineer | Lead a specialist team and shape critical outcomes This is a rare senior appointment for a Chartered Fire Engineer ready to step into a leadership role with real responsibility and influence. A replacement position within an established and growing specialist division, where your expertise will set standards, guide people and shape how complex fire engineering work is...

The Opportunity: We're hiring a Sales Development Representative to support continued growth across critical infrastructure and industrial markets. This role sits at the front of the revenue engine and plays a key part in introducing our cyber-physical security platform to organisations operating complex IT, OT, and IoT environments. You'll engage senior security, engineering, and operations...

You will support in reverse engineering and deep understanding of vulnerabilities, including impact analysis and automation.

You must relish the challenge of findings critical vulnerabilities in complex software binaries through automation and manual practices. Creativity is highly valued; being able to find novel vulnerabilities is essential in this role.

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

Role Want to join the UK’s leading service provider and work with cutting-edge network security solutions? You’ll have the opportunity to be part of a dynamic team as a Senior Network Security Engineer, partnering with renowned vendors like Palo Alto, Fortinet, Check Point, and Cisco. You’ll be responsible for deploying, migrating, and updating firewalls such as FortiGate, Palo Alto, Cisco...