At a Glance
- Tasks: Maximise WTW services' performance and maintain security through WAF policy management.
- Company: WTW, an inclusive employer supporting the LGBTQ+ community.
- Benefits: 25 days annual leave, private healthcare, pension scheme, and hybrid working options.
- Other info: Opportunities for professional growth and community impact through volunteer initiatives.
- Why this job: Join a dynamic team tackling web application security challenges with cutting-edge technology.
- Qualifications: Expertise in WAF solutions, web application security, and strong analytical skills required.
The predicted salary is between 63000 - 77000 £ per year.
This job is with WTW, an inclusive employer and a member of my Gwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.
Description
The Network Operations Centre is a critical enterprise technology capability to ensure that we provide the level of service required to meet the needs of our business and ensure we protect WTW and our customers.
This service is provided 24/7/365 and encompasses office & data centre networks, network security appliances & perimeter control.
The WAF Engineer role is intended to maximise the operational performance of WTW services and maintain a strong secure posture.
The role is accountable for BAU support of issues, controlling policy & compliance and supporting change activities.
This role ensures the technical success of WAF services within the WTW environment in a Tier 3 capacity.
The role is London based with a hybrid work style.
The Role
- Perform analysis and tuning of WAF policies to minimise false positives and false negatives while maintaining an appropriate security posture.
- Design, implement, maintain and optimise WAF policies across multi-cloud environments.
- Lead the investigation and mitigation of web application attacks, including OWASP Top 10 threats, bot attacks, credential stuffing, scraping, Layer 7 DDo S attacks and other web-based threats.
- Develop, maintain and enhance custom WAF rules, managed rule exclusions, rate-limiting policies and bot protection controls.
- Support transition of WAF policies from Detection mode to Prevention/Block mode through structured analysis, tuning, testing and stakeholder engagement.
- Analyse attack patterns, logs and telemetry to identify emerging threats and implement effective mitigations.
- Work closely with application owners, development teams and security stakeholders to ensure secure onboarding and operation of internet-facing applications.
- Provide subject matter expertise for web application security, secure application delivery and WAF best practices.
- Provide technical support to Audit & Compliance, Capacity Management, Lifecycle Management, Vulnerability Management and Risk Management Functions.
- Provide technical leadership during major incidents and drive to quick resolutions.
- Coach team members on a proactive basis, raising the team’s overall technical acumen.
- Restore service and complete root cause analysis of all incidents, driving actions to mitigate the root cause and remove risk of reoccurrence.
- Participate on the Technical Design Authority forum
- Implement changes/POCs to the environment in a controlled manner, with implementation and test plans.
Qualifications
What you'll bring
- Demonstrable expertise in investigating, analysing, and resolving WAF false positives and false negatives.
- Strong expertise in implementing WAF solutions in Detection mode and transitioning policies to Prevention/Block mode through appropriate tuning and validation.
- Proven expertise in developing and maintaining custom WAF rules, rule exclusions, rate limiting controls, and attack mitigation policies, rather than solely relying on out-of-the-box managed rules.
- Extensive knowledge of web application attack vectors, including OWASP Top 10 vulnerabilities, SQL Injection, Cross-Site Scripting (XSS), Remote Code Execution (RCE), bot attacks, credential stuffing, and API abuse.
- Advanced hands-on expertise in attack mitigation, threat analysis, and the creation of bespoke security controls based on observed attack patterns.
- Strong understanding of bot protection technologies, managed rule sets, policy tuning, and broader web application security best practices.
- Demonstrated expertise with Azure Front Door WAF and Azure Application Gateway WAF in enterprise-scale environments.
- Experience working across multi-cloud environments and/or vendor-agnostic WAF platforms.
- Expertise in deploying and managing WAF infrastructure using Terraform or other Infrastructure as Code (Ia C) technologies.
- Proven ability to support large-scale production environments, with responsibility for change implementation, incident response, and threat mitigation.
- Bachelor's degree in Computer Science, Engineering, Information Technology, or a related field preferred, or equivalent industry experience.
- Strong industry expertise within IT or Telecommunications environments. Financial Services experience preferred.
- Advanced expertise in Azure WAF and network management within complex enterprise environments.
- Deep technical expertise in Network Security, with exposure to technologies such as Azure Firewall, Palo Alto Firewall/VPN, and Cisco solutions considered advantageous.
- Ability to blend creativity, problem solving, and technical expertise to refine existing concepts and develop innovative approaches.
- Ability to drive business process improvements and collaborate effectively with stakeholders and peers.
- Ability to work under pressure and resolve complex technical issues effectively.
- Excellent interpersonal, stakeholder management, and communication skills.
What we offer
Enjoy a benefits package designed to help you thrive, both professionally and personally.
You'll receive 25 days of annual leave plus an extra WTW day to relax and recharge.
Our comprehensive health and wellbeing offering includes private healthcare, life insurance, group income protection, and regular health assessments, all giving you peace of mind.
Secure your future with our defined contribution pension scheme, featuring matched contributions up to 10% from the company.
We support your growth and balance with hybrid working options, access to an employee assistance programme, and a fully paid volunteer day to make a difference in your community.
On top of these, you can opt into a variety of additional perks including an electric vehicle car scheme, share scheme, cycle-to-work programme, dental and optical cover, critical illness protection, and much more.
Start making the most of your career and wellbeing with a range of benefits tailored for you.
Equal Opportunity Employer
We’re committed to equal employment opportunity and provide application, interview and workplace adjustments and accommodations to all applicants.
If you foresee any barriers, from the application process through to joining WTW, please email
WAF Engineer in London employer: WTW
WTW is an exceptional employer that prioritises inclusivity and employee wellbeing, offering a comprehensive benefits package that includes 25 days of annual leave, private healthcare, and a generous pension scheme. With a strong focus on professional growth, employees enjoy hybrid working options and opportunities for community engagement, all within a supportive and dynamic work culture in London. Join us to be part of a team that values your contributions and fosters a secure and innovative environment.
StudySmarter Expert Advice🤫
We think this is how you could land WAF Engineer in London
✨Get Involved in the Cybersecurity Community
Diving into the cybersecurity community is key for landing that full-time gig. Join forums like Reddit's r/cybersecurity or attend local meetups to connect with industry veterans and other job seekers. Networking is everything in this field—don’t just be a passive lurker!
✨Show Off Your Skills with Capture the Flag Competitions
Participate in Capture the Flag (CTF) competitions; these are not just a fun way to boost your skills but also a chance to showcase your talent to potential employers. Many companies, including WTW, love seeing candidates who actively engage in these challenges.
✨Tailor Your Online Presence
Make sure your LinkedIn and any professional profiles reflect your cybersecurity expertise. Share your projects, whether they’re personal or from a previous role, to catch the eye of hiring managers. This is how they’ll find your passion and commitment to the field!
✨Apply Directly Through WTW
Don’t forget to head straight to our website and check out any openings for cybersecurity roles at WTW. Applying directly can sometimes give you an edge, especially if you can mention that you've been following our work or engaging in the community.
We think you need these skills to ace WAF Engineer in London
Some tips for your application 🫡
Show off your technical skills:In cybersecurity, it's crucial to highlight your technical prowess. Make sure your CV showcases specific skills like network security, penetration testing, or threat analysis. If you have relevant certifications (like CEH or CISSP), pop those on the front page to grab attention!
Tailor your portfolio for the role:Even for a full-time role, a portfolio can set you apart. If you've worked on any cybersecurity projects—be it CTF challenges, security assessments, or research papers—include these in your application. This demonstrates not just your skills, but also your hands-on experience!
Use real-world examples:When writing your cover letter, don’t just stick to your qualifications. Share real-world examples of how you’ve tackled security issues or vulnerabilities. This gives the hiring team at WTW insight into your practical problem-solving abilities and makes your application memorable.
Demonstrate your passion for cybersecurity:Cybersecurity is an ever-evolving field, so show us that you’re always learning! Mention any recent courses, webinars, or industry events you’ve attended. This not only exhibits your enthusiasm but also signals to WTW that you’re committed to staying ahead in the game.
How to prepare for a job interview at WTW
✨Sharpen Your Technical Skills
For a role in cybersecurity, it’s essential to be up-to-date with the latest tools and techniques. Brush up on your knowledge of firewalls, intrusion detection systems, and vulnerability assessment tools. Be ready to discuss specific scenarios where you’ve applied these skills, as hands-on experience can really set us apart in interviews.
✨Prepare for Scenario-Based Questions
Expect the interviewers at WTW to throw in some hypothetical situations to see how you’d handle them. Think about common security breaches or incidents and be prepared to explain how you would respond. This not only shows your problem-solving skills but also your understanding of real-world cybersecurity challenges.
✨Highlight Your Certifications
Certifications like CompTIA Security+, CISSP, or CEH can give you a significant edge in a full-time role in cybersecurity. Make sure to mention these during your interview and be prepared to discuss what you learned through those certifications and how they relate to the position at WTW.
✨Show Your Passion for Cybersecurity
Since you’re going for a full-time gig, showing genuine enthusiasm for the field can make all the difference. Share any personal projects, blogs, or communities you’re part of that relate to cybersecurity. This not only showcases your passion but also your commitment to staying engaged in this ever-evolving field.
