E-Commerce Security & Bot Mitigation Specialist

E-Commerce Security & Bot Mitigation Specialist
Lisboa
Lisboa, Lisboa, Portugal

Are you an E-commerce Security & BOT Mitigation Specialist seeking a new interesting challenge? ?

If your answer is yes, it’s your lucky day so keep reading, it can be just what you're looking for! ?

? WHAT WE ARE LOOKING FOR IN YOU?

• Professional Experience: Minimum of 3 years in application security, bot defence, or e
  Commerce fraud prevention, with demonstrated ability to protect
  - facing digital platforms against automated abuse, credential stuffing, and scraping campaigns.
• Tool Proficiency: Hands-on experience with at least one
  - grade bot mitigation solution (e. G. , Cloudflare, Akamai, Perimeter
  X, Data
  Dome), including configuration, monitoring, and rule tuning capabilities.
• Technical Knowledge: Strong grasp of core web protocols and defence mechanisms, including HTTP/S behaviour,
  - agent spoofing, CAPTCHA challenges, Java
  Script fingerprinting, and behavioural detection techniques. Ability to differentiate legitimate traffic from evasive bot patterns.
• Architectural Awareness: Understanding of web application stacks,
  - server interactions, and integration points between bot defence tools and underlying infrastructure such as CDNs, WAFs, and load balancers.

? HOW WILL YOUR DAILY JOB BE?

• Bot Traffic Monitoring and Analysis: Continuously oversee bot defence platforms to identify malicious automated traffic, account abuse attempts, scraping activity, and evolving bypass techniques, ensuring
  -
  - clock visibility and awareness.
• Dynamic Rule Tuning and Threat Adaptation: Regularly update detection logic, challenge mechanisms, and mitigation rules based on threat intelligence, anomaly patterns, and observed bot behaviours—minimizing false negatives while reducing false positives and business disruption.
• Cross-Functional Collaboration: Partner with fraud prevention, Dev
  Ops, and digital experience teams to align mitigation strategies with platform requirements, customer experience expectations, and evolving e
  Commerce business goals.
• Impact and Effectiveness Evaluation: Track bot trends, success rates of attacks, and defence efficacy. Conduct root cause analyses of bypasses or misclassifications and deliver actionable recommendations to enhance protective posture.
• Business-Friendly Implementation: Ensure that bot mitigation techniques (e. G. , CAPTCHAs,
  - limiting, fingerprinting) are SEO-compliant, accessible to all users, and optimized to avoid interfering with legitimate customer journeys and conversion flows.

? GOOD TO HAVE:

• Good Behavioral and communication skills
• Industry-Relevant Experience (Preferred).

? WHERE AND WHEN?

• Workplace: Lisbon + hybrid work
• Work Schedule: 9AM to 6PM

? WHAT WE CAN OFFER YOU?

• Permanent contract ?
• Pay and benefits ? - Competitive salary and a flexible compensation plan adapted to your needs (Ticket restaurant plan + Health Insurance).
• Opportunity knocks ? ? - Being a part of a growing company, we want to support your path with a career development plan and annual
  - based compensation reviews.
• Learn as you grow ? - Starting with a fantastic onboarding program, TCS has robust learning platforms that will allow you to learn and grow personal as professionally.
• Bring your buddy ? - If you have referred a friend for an open position under the BYB Scheme and she/he is hired you’ll receive a very attractive cash award.
• Connect globally ? - Work with people from all over the world. You can feel the multicultural workforce.
• And so on ? - Appreciations, incentives, Team Building activities, diversity and inclusion programs, sustainability activities, corporative events. . . This has only just begun!

? WHO ARE WE?

Tata Consultancy Services (TCS) is an Information Technology (IT) company founded in 1968, being part of the Tata Group.

With a presence in 55 countries and over 600, 000 employees, TCS is recognized as the #1 Employer in Europe by the Top Employers Institute ?

In our portfolio of services, we have information technology services,
- based solutions, global consulting, engineering and industrial services, digital solutions and services, application maintenance and development, quality assurance and testing services, IT infrastructure and BPS ?

We stand out for our experience, reliability, passion, confidence, creativity and skills ?

WELCOME, WE ARE WAITING FOR YOU! ?