Senior Infrastructure Engineer jobs in Welwyn Hatfield, Hertfordshire

Lead Infrastructure Engineer (DV Cleared) Hertfordshire (On-site) Up to £70K + £5,400 car allowance + benefits Active DV Clearance Required Lead from the front in a secure defence environment We’re looking for a DV Cleared Lead...

Senior Infrastructure & Network Systems Engineer Galldris Group Location: Head Office, Enfield, EN3 7FJ An exciting opportunity has arisen for a Senior Infrastructure & Network Systems Engineer...

Senior Network Engineer (DV Cleared) Hertfordshire (On-site) Up to £60K + Benefits Active DV Clearance Required If you’re a DV Cleared Network Engineer looking for a more meaningful technical challenge, this is a chance to join a secure defence programme...

About the role The Senior Core Network Engineer is a hands-on senior technical role responsible for the stability, performance, and ongoing improvement of the ISP core network and supporting platforms....

The Job: The Senior Network Support Engineer sits in our third line managed services, and plays a key role in maintaining and supporting both internal and external network infrastructure and services....

Make an impact at NTT Global Data Centers Join NTT Global Data Centers and be part of a team that drives innovation and sustainability in the digital world. With over 150 data centers across more than 20 countries globally, we offer unparalleled opportunities to work on cutting-edge...

Who we are: Modern Networks, established in 2000, is a growing IT Managed Service Provider (MSP) and Internet Service Provider (ISP) specialising in delivering services to the property management sector and commercial businesses nationwide. We work closely with customers to...

Job Title: Senior Agentic AI Engineer Location: Hertfordshire Salary: up to £120,000 DOE This is a unique opportunity for an experienced AI engineer to join a specialised team in virtual design for a wide range of clients, powering...

We're looking for a Senior Software Engineer to join our team and take our technology and your career into new territories! MBDA is a great a place to learn about the company's entire product portfolio, whilst embracing the change to DevOps and other innovative technologies! Salary...

Your role at a glance The Senior Security Platform Engineer (m/f/d), is an advanced subject matter expert, responsible for facilitating problem resolution and mentoring for the overall Global Data Centers Office of Information Security (GDC-OIS) team. This...

Senior Software Engineer - C++ We're looking for a talented Senior Software Engineer to take technical ownership of software designs from early specification through to fully verified delivery. This is a senior, hands‑on role for someone who enjoys building high‑quality...

Senior Software Engineer – C++ / Embedded Systems A leading engineering and technology business is seeking a Senior Software Engineer to join its growing software development team working on advanced real-time and mission-critical systems. This role is ideal for a...

The Senior Software Engineer is responsible for the whole or an assigned portion of a design from preliminary specification through to verified software. The Senior Software Engineer provides expert knowledge of software design, test and verification. Job Functions...

A Senior Embedded Software Engineer with hands-on experience encompassing Embedded Linux, low-level driver work, networking and backend service development will take responsibility for designing and developing embedded software for Digital RF and related products. This role...

Senior Software Engineer (Ada, Simulation / C2 Systems) Based onsite in Stevenage Salary up to £64,000 + Bonus | Overtime | Pension This isn’t a feature factory role. You’ll be working...

Job Description We’re looking for a Senior Cybersecurity Engineer to help improve and maintain security across our systems and platforms. You will work closely with the Head of Cybersecurity and take responsibility for setting up, running and improving security tools across endpoints, cloud......

C and C++ Senior Software Engineer required with Microsoft Visual C++ or MSVC experience ideally with OpenGL or other rich GUI knowledge required to join a large team. You will work towards the ownership of a design from requirement specification through to verified software including extensive test...

Job Description Join our team as a Senior Embedded Communications and Integration Engineer and play a key role in delivering complex, mission‑critical systems within the defence sector. This role sits at the intersection of embedded software, communications, and system integration, supporting......

Senior Security Engineer – Security Cleared Hybryd - 3 days on stie Hemel Hempstead I'm currently working with a growing cyber security team that is looking to bring in an experienced Senior Security Engineer (with strong SI|EM Skills, Sentinel or Splunk) to help design, implement...

Job Title: Senior Power Electronic Design Engineer Location: Hertfordshire Salary: £60,000 - £75,000 per annum Exceptional Senior Power Electronic Design Engineer wanted!...