Senior Network Security EngineerPermanent£50,000 - £70,000 10-15% Performance Bonus + more benefitsLocation: Hybrid - Office in Sheffield City Centre...Read More>>.

Overview In this role you will own end-to-end incident management for ITIL-aligned workflows, leading real-time responses to DDoS and complex network events. You will operate as a subject-matter expert on mitigation technology, mentor junio...Read More>>.

Overview In this hands-on role, you will own and advance the firm's security posture across infrastructure, networks, and endpoints. You’ll lead security operations, from threat detection to incident response, while embedding security int...Read More>>.

Overview Join DRW's network security team to safeguard our hybrid, high-performance trading infrastructure. In this role you will design, implement, and audit security controls that protect our global networks while supporting resilient tra...Read More>>.

Are you looking for an exciting new opportunity? Join a global trading firm leveraging technology, research, and risk management to identify and capture trading and investment opportunities across markets worldwide. The organization oper...Read More>>.

Hamilton Barnes Associates Limited in London is seeking a senior Network Security professional to join a fast‑moving technology and risk management environment. Reporting to the Head of Security, you will lead infrastructure and network security...Read More>>.

We are seeking a hands‑on Infrastructure & Security Engineer with deep expertise across security architecture, server, and network domains. Security is the core priority of this role. The successful candidate will take a leading part in stren...Read More>>.

CMC Markets is seeking a Senior Network & Security Engineer to enhance our global network infrastructure in London. This role is crucial for ensuring high performance and security across our on-premise and cloud environments, supporting critical t...Read More>>.

Division: Group Technology Services (GTS) Group Technology Services (GTS) plans, builds and runs the global infrastructure of Euroclear, and is responsible for the IT service management of the operating entities across different group...Read More>>.

Our client currently seeks a Network Security Engineer to join their team on an initial 12 month contract. This role will be done on a hybrid based working model (2/3 days per week in office based in Chester) Core Requirements...Read More>>.

Network Security EngineerRate: up to £469 per day - Umbrella onlyDuration: 6 monthsLocation: Knutsford with 3 days/week in officeTechnical Skills & CompetenciesAlgoSec...Read More>>.

We are seeking a highly motivated Senior Cloud Network & Security Engineer to join our Global Network Architecture & Engineering team. This role is focused on designing, securing, automating, and evolving next-generation network services across...Read More>>.

State Street Corporation is seeking a Senior Cloud Network & Security Engineer to shape the firm's multi-cloud networking strategy and Zero Trust architecture. You will design, secure, automate, and evolve global networking services across AWS, Az...Read More>>.

Company description Publicis Groupe is one of the largest advertising agency holding companies in the world and a global leader in the fields of marketing, communications, and digital transformation. A Connecting Company for the Connecte...Read More>>.

Reports to: Head of NOC Job purpose: Working as part of a team of experienced Network Security Engineers, including our 24x7 NOC this role will provide dedicated support for the customer. The role, alongside side anothe...Read More>>.

About CACIFrom our headquarters in London, we're busy empowering organisations to make bold, strategic moves with the power of data and technology. Founded in 1975, our operations take place from multiple offices across the UK, Europe...Read More>>.

Jas Gujral is seeking a Senior Network Engineer with a strong security background focused on Cisco implementations in the City of London. The role combines BAU support with design of scalable, secure networking solutions across data centre and bra...Read More>>.

Please note: This is a night shift, remote working role (must be UK Based).About Kerv Connect CloudYou’ll be part of the Network Support & Engineering team in Kerv Connected Cloud. The Connected Cloud team brings together de...Read More>>.

CLS is the trusted party at the centre of the global FX ecosystem. Utilized by thousands of counterparties, CLS makes FX safer, smoother and more cost effective. Trillions of dollars’ worth of currency flows through our systems each day....Read More>>.

About Us:ClearRoute is an engineering consultancy bridging Quality Engineering, Cloud Platforms and Developer Experience. We help enterprises reliably bring high-impact digital products to market faster, cheaper, and safer, working wit...Read More>>.

Arcadis is seeking a Network Engineer to contribute to the planning, design, and optimization of the company’s network and security infrastructure. You will engage in evaluating technologies, testing, and providing advanced troubleshooting as pa...Read More>>.

ITC Secure in London is hiring a Network Security Engineer to join our 24x7 NOC team. You will monitor, configure, and support highly secure networks for a major financial client, reporting to the Customer and ITC NOC Manager. The role requires ha...Read More>>.

ClearRoute in London is seeking a Network Security Engineer to own firewall policy management and security operations across client estates, using AlgoSec to automate governance and reporting.You will work in regulated enterprise environmen...Read More>>.

A leading financial technology and data science firm requires a Senior Network Security Engineer to design, deploy and operate high-performance network security solutions in support of (but not limited to) financial trading infrastructure.T...Read More>>.

Natilik is a Global Technology Solutions Partner. Our mission continues to be two-fold; growing a brand that is seen as the industry’s ‘Confident Guide’ sat between the vendors who make technology, and our clients who want to use it to he...Read More>>.

Reports to: Head of NOC Job purpose: Working as part of a team of experienced Network Security Engineers, including our 24x7 NOC this role will provide dedicated support for the customer. The role, alongside side another Network Security...Read More>>.

Provide advanced level technical support for designing, maintaining, and optimizing global network security systems. Create and enforce global network security standards, guidelines, and procedures. Implement secure netw...Read More>>.

Position: Senior Network Security Engineer (NIST / CIS benchmark) Hybrid: 2 day per week in the office Location: Guildford, Surrey If you're a seasoned IT Infrastructure Engineer with extensive Network...Read More>>.

Arcadis is looking to hire a Network Engineer to contribute to the planning, designing, and optimization for all aspects of the network and security infrastructure within the company with a passion to drive and execute Digital to the core of every...Read More>>.

ClearRoute is seeking a Network Security Engineer to own firewall policy management and security operations across client estates, using AlgoSec as the central toolset. You’ll partner with engineering and governance teams to translate complex re...Read More>>.

Do you want to work for a global quant trading firm?You will be working with an organisation that is known for the quickest and most technologically advanced infrastructure in the world. You will work with people that are passionate abou...Read More>>.

Opticore IT is a specialist Network Engineer and Project Management consultancy offering a wide variety of opportunities to work within fast-paced, challenging environments across our client base spanning multiple sectors including Finance, Bro...Read More>>.

Galldris Group in Enfield, Middlesex, invites applications for a Senior Infrastructure & Network Systems Engineer to design, operate and secure a hybrid IT environment spanning on-prem, remote offices and cloud.You will manage Linux/Windows...Read More>>.

Opticore IT is seeking a Network Security Engineer to deliver project work for an enterprise broadcast media client. The role is a 12-month contract inside IR35, based in the London area with one day on site per week at White City.You will...Read More>>.

Senior Network Security Engineer | Central London | 12-Month ContractI’m currently recruiting for a Senior Network Security Engineer to join a large financial services environment, supporting critical network security infrastructu...Read More>>.

Few&Far is seeking a Senior Network Security Engineer in Central London for a 12-month contract, with 2 days onsite per week. You will manage firewall environments, support security operations, and drive incident response in a large financial serv...Read More>>.

Sky is seeking a Senior Network Security Engineer to lead the design, deployment, and ongoing protection of our enterprise networks and data. You will implement advanced security controls, monitor for threats, and respond to incidents across on-pr...Read More>>.

Sky UK Limited is seeking a Senior Network Security Engineer to design, implement and govern enterprise-scale security across networks, data, and cloud environments. You will monitor threats, investigate incidents, and drive improvements in securi...Read More>>.

Security Clearance: Active SC Clearance Required Type: Permanent The Opportunity We're working with a well-established Managed Service Provider based in Reading that is looking to strengthen its network enginee...Read More>>.

Dynamic Search Solutions is seeking a Senior Network Engineer to join a security-cleared team. The role focuses on designing, implementing and supporting enterprise networks and Fortinet security solutions within an MSP environment for government...Read More>>.

Hackajob Ltd. is partnering with JPMorganChase to recruit a Lead Software Engineer specializing in Proxy/SSE Network Security. The role delivers Zero Trust access, secure gateway and proxy platforms, and edge connectivity patterns across enterpris...Read More>>.

Network Security Support Engineer Location: London (Hybrid - 2 days onsite per week) Contract: 12-Month Fixed-Term Contract Clearance: Active SC Clearance Required Overview We are seeking...Read More>>.

From our headquarters in London, we’re busy empowering organisations to make bold, strategic moves with the power of data and technology. Founded in 1975, our operations take place from multiple offices across the UK, Europe and India with over...Read More>>.

Our client is a fast-growing cloud security company whose platform uses runtime data to identify and prioritise the risks that matter most, giving customers efficient, end-to-end protection across their cloud infrastructure, from misconfigurati...Read More>>.

At Allstate, great things happen when our people work together to protect families and their belongings from life's uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers' evolving needs. From...Read More>>.

At Allstate, great things happen when our people work together to protect families and their belongings from life's uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers' evolving needs. From...Read More>>.

At Allstate, great things happen when our people work together to protect families and their belongings from life's uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers' evolving needs. From...Read More>>.

IT Security EngineerLocation: Belfast / HybridSalary: £50,000-£60,000 + bonusType: PermanentA newly created Security Engineer opportunity has opened within an es...Read More>>.

Job Title: Cyber Security EngineerSalary: £50,000-£65,000 - open to discussions based on experienceLocation: BelfastContract:...Read More>>.

End Date Sunday 29 November 2026 Salary Range £48,500 Before you start your application, please note alternative formats are available on request. Please contact us by emailing lloydsbankinggrouptalent@peoplesco...Read More>>.