25 of 25 Permanent Distributed Denial-of-Service Jobs in England

services, including configuring and securing Virtual Private Clouds (VPCs), Subnets, Security Groups, and Network ACLs. Expertise in implementing and managing Content Delivery Networks (CDNs), Web Application Firewalls (WAF), and DDoS protection such as AWS shield. Ability to design and enforce security policies that align with best practices for cloud networking and ensure secure application delivery. Infrastructure & Compliance as Code: Comprehensive More ❯

open-source software and licensing compliance. Plan and lead annual Business Continuity and Disaster Recovery tests, reporting outcomes and driving improvements. Evaluate and configure Azure security tooling, including firewall, DDoS, and WAF services. Contribute to governance processes, reviewing change requests for potential impact on security, privacy, and service availability. Collaborate with the Group CIO and DPO, contributing to More ❯

in vulnerability management, patch management validation, and compliance assurance. Strong familiarity with key security domains such as Email Security, Identity and Access Management, Network and Application Security, Cloud Security, DDoS & Bot protection, and Endpoint Security. Without being an expert in all technologies, already has knowledge and experience of configuration and trace analysis on the following systems: AWS, Azure More ❯

with hands-on technical expertise in building AWS cloud security capabilities in code and deploying infrastructure in code - Implementation experience with enterprise security solutions such as WAF, IPS, Anti-DDOS, and SIEM - Experience in supporting internal and external customers. You understand what it means to draw out critical customer needs and focus your knowledge and creativity to deliver practical outcomes More ❯

architecture including hybrid connectivity and on-premises integration. Experience with Azure networking services , such as: Azure Virtual WAN Azure Private Link Azure Firewall Azure Application Gateway Azure Front Door DDoS Protection Expertise in network security within Azure, including Zero Trust principles . Strong troubleshooting skills for network performance and connectivity issues. Must have active SC Clearance. Qualifications Candidates who have More ❯

Access Management Robust CSOC services that include SIEM and Security Orchestration Cloud security and compliance SASE/CASB EDR/XDR KMS/HSM Solutions NFV Security Technologies, WAFs DDOS Containerisation and Cloud Native application security Security consultation Ransomware/Anti-Span/Malware prevention technologies Experience in Private & Public Cloud architectures for Security Knowledge of Network Architectures More ❯

of cybersecurity training, you will be a hands-on leader in securing the business against evolving threats. Key Responsibilities Manage and optimise enterprise-grade security tools: WAF, DDoS, email and web security gateways, SIEM, SOAR, EDR, MFA, SSO, IDS/IPS, PAM and more. Perform vulnerability assessments and penetration test remediation. Deliver Cyber Security Awareness Training across the More ❯

design and secure integrations Experience with cron jobs, queues, and background workers Payment gateway integration (Cashflows or similar) Infrastructure knowledge: NGINX, Apache, load balancing Cloudflare experience (WAF, caching, DNS, DDoS protection) Git, CI/CD, and code quality best practices AWS deployment experience Front-end: Vue.js, React or Alpine.js, plus HTML/CSS Experience with full development lifecycle Desirable skills More ❯

paced environments Broad knowledge of IT and security frameworks, regulations, and best practices (e.g., ISO 27001, DPA, GDPR) Familiarity with security tools such as vulnerability scanners, SIEM, DDoS protection, remote access, authentication/authorisation technologies, and data loss prevention Understanding of OWASP top vulnerabilities and methodologies Technical knowledge of cloud, networking, virtualisation, mobile technologies More ❯

junior team members. Key Responsibilities Monitor, manage, and respond to threats via SIEM, SOAR, and EDR platforms Conduct vulnerability scans and support remediation and risk mitigation efforts Oversee WAF, DDoS, VPN, and perimeter firewalls Manage Email and Web Security Gateways Administer MFA, SSO, PAM, MDM/MAM, and Conditional Access systems Maintain security certificates, encryption keys, and IDS/IPS More ❯

junior team members. Key Responsibilities Monitor, manage, and respond to threats via SIEM, SOAR, and EDR platforms Conduct vulnerability scans and support remediation and risk mitigation efforts Oversee WAF, DDoS, VPN, and perimeter firewalls Manage Email and Web Security Gateways Administer MFA, SSO, PAM, MDM/MAM, and Conditional Access systems Maintain security certificates, encryption keys, and IDS/IPS More ❯

drive the automation of manual or repetitive network infrastructure tasks to reduce overheads and standardise practises Manage and implement security control measures such as access control lists, DDoS protection etc Management of Azure, AWS, and Google Computer Cloud Virtual Networks Configure and support WAN technologies, including OSPF/IS-IS, BGP, GRE, IPSEC, VPNs, QOS, Multicasting More ❯

analytical and problem solving skills Very strong written and verbal communications skills. In-depth knowledge of: Advanced Persistent Threats, Third Party Risks/Threats, Cybercrime, Hacktivism, Distributed Denial of Service attacks, Fraud, Malware, Mobile Threats We offer: By joining Citi London, you will not only be part of More ❯

within a SOC or equivalent function. Proficiency with Microsoft Security Suite (including Sentinel) and Darktrace or similar. Must have an understanding of cyber threats including malware, ransomware, DDoS, insider threats. Strong knowledge of threat modelling, security monitoring, and cloud environments. Familiarity with GDPR, data protection, and privacy impact assessments. Excellent communication and collaboration skills with a More ❯

Equivalent market experience will be considered. Good knowledge of key global IP Networks, IP Transit, Service Providers, Ethernet service offerings, CDN, networking and DDoS services Have a good understanding of the respective strengths and weaknesses of such Providers globally. Work Experience Required: Good knowledge of all Microsoft Office More ❯

Join a focused 3-person IT Security team, reporting to the IT Security Officer, to implement and maintain robust security across their infrastructure. Key responsibilities include managing WAF/DDoS, security gateways, SIEM/SOAR/EDR, firewalls, MFA/SSO, MDM/MAM, vulnerability scans, and incident response. Key Responsibilities: Manage WAF/DDoS, web/email security gateways … CrowdStrike EDR, Mimecast, Duo, Okta, Rapid7 IVM/IDR, Palo Alto Firewalls, InTune, and Entra ID/Azure AD/Group Policy. Experience: Familiarity with Imperva WAF/DDoS, Menlo, Cisco security, KnowBe4, Digicert, patching tools, web application scanners, and Kali Linux, AI, Machine Learning Candidate Profile: Relevant security certifications (CISM, MS Security, OSCP preferred). Financial services/ More ❯

a Cybersecurity Consultant to join their UK team. This is a hands-on, client-facing role where you'll help businesses improve their cyber defences—especially in areas like DDoS protection and Web Application & API Protection (WAAP). You’ll receive full training in DDoS mitigation and WAAP technologies, making this a great opportunity to develop your skills in a … fast-growing area. Responsibilities: Conduct cybersecurity audits, simulations, and assessments Develop clear and practical recommendations for clients Deliver training and guidance to client teams Help clients improve their DDoS and WAAP readiness Stay up to date on the latest cyber threats and technologies Requirements: Essential: Experience in information security or networking Understanding of network protocols (e.g. TCP/ More ❯

action. As a Cybersecurity Consultant, you will: Conduct simulations, audits, and assessments Develop clear, actionable recommendations and procedures Deliver training to client teams Motivate and guide clients toward achieving DDoS and WAAP (WAF & API Protection) readiness When not actively working with clients, you will be expected to stay ahead of the curve by researching the latest threats, technologies … and protection strategies. You will receive comprehensive, on-the-job training in DDoS mitigation and WAAP (WAF & API Protection) technologies, making this an excellent opportunity to deepen your expertise in cutting-edge cybersecurity solutions. Location UK, Milton Keynes What we are looking for We are looking for candidates who meet the following criteria: Proven experience in information security or computer … toward improved security posture Demonstrated adaptability and eagerness to learn Excellent command of English, both written and spoken Willingness to work occasional nights and weekends for scheduled DDoS simulations or incident response (note: this is not a 24/7 shift-based role) Desirable Qualifications and Experience Experience in a client-facing technical or consulting role Background in More ❯

DoH/T/Q), and nameserver implementations such as those by ISC, NLNetLabs, and OpenXchange. DNS Security Knowledge: Deep understanding of DNS security practices, including DNSSEC, DDoS mitigation, and related technologies Programming experience with more than one programming language, typically C, C++, C#, Scala, Java, Python Networking Fundamentals: Strong knowledge of networking principles, including IP … they relate to DNS Knowledge of using BGP to deliver DNS services via IPAnycast Comfortable working with highly secure environments Hands-on experience with large scale distributed systems, web applications and cloud platforms What We Offer Early Finish Friday - Working week of 34 hours with full-time pay. (Finish at midday on Friday More ❯

DoH/T/Q), and nameserver implementations such as those by ISC, NLNetLabs, and OpenXchange. DNS Security Knowledge: Deep understanding of DNS security practices, including DNSSEC, DDoS mitigation, and related technologies Programming experience with more than one programming language, typically C, C++, C#, Scala, Java, Python Networking Fundamentals: Strong knowledge of networking principles, including IP … they relate to DNS Knowledge of using BGP to deliver DNS services via IPAnycast Comfortable working with highly secure environments Hands-on experience with large scale distributed systems, web applications and cloud platforms What We Offer Early Finish Friday - Working week of 34 hours with full-time pay. (Finish at midday on Friday More ❯

Senior Software Engineer on our Content Delivery & Security team, you'll work on core CDN and DNS systems while helping build out our greenfield Shield product, focused on WAF, DDoS mitigation, and bot protection at a global scale. You'll design and optimize low-level systems that accelerate clean traffic and stop attacks in real time, fine-tuning for latency … content delivery and edge security Write and maintain code that processes millions of requests per second with low latency and high availability Implement and evolve our WAF, DDoS mitigation, and bot detection capabilities in real time at the edge Work closely with network and security engineers to refine our TLS/SSL, HTTPS, TCP, and reverse proxy configurations … HTTPS, TCP, DNS, TLS/SSL protocols, and reverse proxy technologies like Nginx Prior experience in a cybersecurity-related field and working knowledge of WAF/DDoS techniques Track record of delivering reliable, scalable, and secure systems under real-world traffic conditions Willingness to learn, adapt, and contribute to a fast-evolving technical stack What More ❯

London The Role: We are seeking a proficient Akamai WAF Engineer/Architect with a strong background in web application security, content distribution, and Threat and Vulnerability Management, including DDoS protections and implementing change projects within the organization. As a member of the Cyber Security Team, you will collaborate with other cybersecurity professionals across Digital Cyber Security and … various areas. Key Responsibilities: Deliver security software and configurations utilizing Akamai, GCP, and Azure cloud-native products. Provide and sustain security solutions for our Enterprise and Digital Channels. Oversee DDoS mitigation, vulnerability management, and threat intelligence, ensuring that layers 6 and 7 defenses remain proactive against cyber threats. Participate in addressing incidents and threats to Lloyds' cybersecurity to identify strategies More ❯

technical customer projects Show understanding of network and web performance technologies including DNS, HTTP, Caching, Load Balancing Show basic understanding of security technologies including firewalls, DDoS Be familiar with Scripting, DevOps and Cloud Computing Demonstrate experience in project management and in managing multiple priorities Demonstrate ability to build trusting relationships with customers across various levels including … worldwide choose Akamai to build, deliver, and secure their digital experiences helping billions of people live, work, and play every day. With the world's most distributed compute platform from cloud to edge we make it easy for customers to develop and run applications, while we keep experiences closer to users and threats farther away. Join More ❯

About Vercel: Vercel gives developers the tools and cloud infrastructure to build, scale, and secure a faster, more personalized web. As the team behind v0, Next.js, and AI SDK, Vercel helps customers like Ramp, Supreme, PayPal, and Under Armour build More ❯

About Vercel: Vercel gives developers the tools and cloud infrastructure to build, scale, and secure a faster, more personalized web. As the team behind v0, Next.js, and AI SDK, Vercel helps customers like Ramp, Supreme, PayPal, and Under Armour build More ❯