Senior Offensive Security Tester – CCT-INF, CCT-APP

🕒 October 23, 2025

🌐 United Kingdom, Spain – Remote

🇬🇧 United Kingdom – Remote 🇪🇸 Spain – Remote

⏰ Full Time

🟠 Senior

🔧 QA Engineer (Quality Assurance)

👻 Ghost score 45%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

Apply Now

Find Similar Remote Jobs

Set Up Email Alert For New Jobs

📊 Check your resume score for this job

Improve your chances of getting an interview by checking your resume score before you apply.

Upload Resume

CovertSwarm

WebsiteLinkedInAll Job Openings

51 - 200 employees

🔒 Cybersecurity

🤝 B2B

Cybersecurity • B2B

CovertSwarm is a specialist red team composed of ethical hackers and penetration testers who relentlessly attack from every angle to identify vulnerabilities in applications and websites. Their services include cyber assurance, cyber risk management, continual pentesting, and cybersecurity as a service. With a focus on exposing weaknesses before malicious actors can exploit them, CovertSwarm positions itself as a critical partner for organizations looking to enhance their cybersecurity posture.

📋 Description

• Perform specialized security assessments across multiple domains • Guide clients through complex security challenges, from technical teams to C-suite executives • Mentor and elevate fellow Hive members, sharing your expertise to strengthen the Swarm • Pioneer new attack methodologies and automated tooling that benefit the entire team • Own and evolve key aspects of our operation (tooling / methodology / repositories / process) • Shape our community through regular technical content creation and knowledge sharing • Build strong relationships with stakeholders while maintaining our high standards of client communication

🎯 Requirements

• Proven experience in one or more cybersecurity testing domains • Strong foundation in network and/or application security • Expertise with both manual and automated security tools • Ability to think creatively and adapt attack methodologies • Sharp analytical mind with keen attention to detail • Natural problem solver who thrives on complex challenges • Clear communicator who can translate technical concepts for any audience • Self-driven learner committed to continuous professional development • Team player who contributes to the collective knowledge of the Swarm • CCT-INF (CREST Certified Tester – Infrastructure) or CCT-APP (CREST Certified Tester – Application)

🏖️ Benefits

• True remote flexibility – work from anywhere • No report writing drudgery – we use our custom portal • Unlimited training to keep your skills sharp • Unlimited vacation – because burnout helps no one • Private medical insurance and pension scheme • Conference speaking bonuses • Hardware, software, and research materials you need to excel • A culture of radical candor and continuous improvement