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Hands on Head of Pen Testing | £85,000 | London, Hybrid We're working with a growing cyber security consultancy looking to hire a Head of Penetration Testing to lead and scale their offensive security capability. This is a hands-on leadership role, ideal for someone from a strong penetration testing background who wants to step into a position where they can own technical delivery, shape a team, and influence the direction of a testing practice - without stepping away from the tools. The Role: You'll take ownership of the organisation's penetration testing function, leading from the front on technical delivery, quality standards, and team development. This role is best suited to someone who is already operating as a Senior / Lead Penetration Tester or CHECK Team Leader, and is looking to step into a broader leadership position while remaining technically hands-on. You'll play a key role in defining methodologies, mentoring testers, engaging clients, and driving the growth of the penetration testing offering. Key Responsibilities: • Lead and scale the penetration testing function (people, processes, tooling), • Deliver and oversee high-quality penetration testing engagements (web, infrastructure, cloud, application), • Act as a technical authority across offensive security engagements, • Ensure consistency and quality across all reports and deliverables, • Support pre-sales, scoping and client engagements, • Mentor and develop a team of penetration testers, • Manage utilisation, capacity, and technical performance of the team, • Contribute to service development and growth of the practice Key Skills & Experience: • Strong background in penetration testing (offensive security) across web, infrastructure, and cloud, • Experience operating at Senior / Lead Pen Tester or CHECK Team Leader level, • Hands-on experience delivering client-facing penetration testing engagements, • Strong reporting skills and ability to communicate findings to both technical and non-technical stakeholders, • Experience mentoring or leading testers Certifications (essential) Candidates must hold two or more of the following (or equivilant) • CREST CRT or CCT, • OSCP, • OSCE / OSWE, • CISSP, • CHECK Team Member (CTM) or CHECK Team Leader (CTL) Why Join? This is an opportunity to step into a role where you can shape and lead a penetration testing function, not just deliver within one. You'll have the autonomy to influence how the practice evolves, while still staying close to the technical work that got you here. If this sounds like you, apply now! Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To understand more about what we do with your data please review our privacy policy in the privacy section of the Oscar website.

Engineering Lead (Cyber) | High-Growth Cybersecurity Scale-Up | Fully Remote (UK) • Remote – UK Based, • Up to £100,000 + benefits Lead the Cyber Engineering squad of a research-driven, venture-backed cybersecurity scale-up trusted by Fortune 500 enterprises and critical infrastructure providers. Recognised by Gartner, $29M funded, and scaling fast worldwide. As Engineering Lead (Cyber) you’ll architect and scale the offensive security infrastructure behind the platform while leading and growing engineers across the world What you’ll be doing: • Leading and mentoring the Cyber Engineering team, • Defining the future direction of the cyber engineering function, • Architecting the offensive security infrastructure that processes huge volumes of data and identifies enterprise-scale vulnerabilities in real time, • 5+ years as a hands-on engineering leader – player-coach mindset, • Track record managing engineers and scaling teams globally, • Background in an early-stage B2B startup focused on enterprise clients, • Experience building and deploying offensive security solutions with deep understanding of adversary TTPs, • Architecting and scaling cloud-based systems for intensive data processing, • Strong code in Python and Go, at internet-wide scale

The Role We are looking for a highly experienced New Business Cyber Security Development Director to drive enterprise penetration testing and offensive security engagements valued at £1M+. This role is 100% focused on new logo acquisition. The successful candidate will be responsible for identifying, developing, and closing large-scale security testing opportunities with enterprise organisations, working alongside an experienced team of technicians and cyber experts. You will bring a strong track record of winning complex cybersecurity services deals, particularly in penetration testing, red teaming, and offensive security programmes. You will collaborate closely with our security consulting and delivery teams to design and close strategic engagements that help organisations strengthen their cyber resilience. Key Responsibilities • Generate and close net-new enterprise clients for penetration testing and offensive security services, • Build and manage a new business pipeline targeting deals £1M+ in value, • Proactively identify and pursue opportunities across enterprise and regulated sectors including financial services and critical infrastructure, • Engage senior decision makers including CISOs, CTOs, and security leadership teams, • Lead the sales process from prospecting through to deal closure for complex, high-value engagements, • Work closely with internal technical experts to scope and shape large-scale penetration testing and red teaming programmes, • Develop tailored proposals and commercial structures for multi-year security testing programmes, • Navigate complex procurement cycles and lead enterprise-level commercial negotiations, • Flexible and creative to take considered risks, • Inquisitive and persistent, able to hunt out new business opportunity, • Learn and adapt quickly to changing situations, • Self-motivated and able to work under pressure, • Ability to travel to different sites and locations on a weekly basis, • Manages conflict and challenges in an open and constructive manner, • Flexible and creative to take considered risks, • Extensive experience in enterprise technology or cybersecurity sales, • Demonstrable track record of generating new business and closing large cybersecurity services deals (£1M+), • Significant experience selling penetration testing, offensive security, or cyber assurance services, • Strong ability to prospect and build relationships with senior enterprise stakeholders, • Experience managing long, complex enterprise sales cycles At Claranet, we go the extra mile with our people—because we believe in building a workplace where everyone feels valued and supported. Our flexible benefits package includes: • Pension Scheme: Employer-matched contributions to help you plan for the future., • Comprehensive Healthcare Coverage: Access to private medical care for your peace of mind and wellbeing., • Discounted Gym Memberships: Prioritise your fitness with exclusive rates at leading gyms., • Personalised Wellbeing Support: App-based resources and services available 24/7, • Enhanced Annual Leave: 25 days of holiday, increasing to 27 days with service, plus bank holidays and a day off for your birthday. We’re proud founding members of TC4RE (Technology Community for Racial Equality) working collectively to build a more diverse and inclusive tech industry. About Claranet Founded at the beginning of the dot com bubble in 1996, our CEO Charles Nasser had a light bulb moment to develop a truly customer-focused IT business. Since then, Claranet has grown from an Internet Service Provider (ISP) in the UK to being one of the leading business modernisation experts, who deliver solutions across 11+ countries. Equal Opportunities Statement Diversity, equity and inclusion are at the heart of what we value as an organisation. Claranet is an equal opportunities employer and all qualified applicants will receive consideration for employment without regard to race, religion, sex, sexual orientation, age, disability or any other status protected by law. Our recruitment team are happy to support any reasonable adjustments that are needed within the recruitment process. Ready to take the next step in your career with Claranet? Click ‘apply’ – we can’t wait to meet you! To view full job description please visit our careers page

Principal Vulnerability Engineer | High-Growth Cybersecurity Scale-Up | Fully Remote (UK) • Remote – UK Based, • Up to £110,000 + benefits Join a research-driven, venture-backed cybersecurity scale-up trusted by Fortune 500 enterprises and critical infrastructure providers. Recognised by Gartner, $29M funded, and scaling fast worldwide. As a Principal Vulnerability Engineer, you’ll own the full vulnerability lifecycle – from discovery, through detection, to deployment – building production-grade tooling and pioneering LLM-powered offensive security workflows. What you’ll be doing: • Leading deep research across 0-days and n-days, with patch diffing across source-available and binary-only targets, • Designing tooling for automated vulnerability discovery, exploit validation, and detection signature generation, • Architecting production-grade, LLM-powered research workflows, • 5+ years of mixed vulnerability research and software engineering experience, • A demonstrable track record of original 0-day discovery – public advisories, CVEs, or equivalent, • Deep n-day research and patch diffing chops, • Confidence across both web and binary vulnerability classes, • Production-grade software engineering experience, ideally in Python, • Mastery of Burp Suite, Ghidra/IDA, debuggers, fuzzers, • Hands-on experience using LLMs in research workflows

Vulnerability Engineer | High-Growth Cybersecurity Scale-Up | Fully Remote (UK) • Remote – UK Based, • £85,000 + benefits Join a research-driven, venture-backed cybersecurity scale-up trusted by Fortune 500 enterprises and critical infrastructure providers. Recognised by Gartner, $29M funded, and scaling fast worldwide. As a Vulnerability Engineer, you’ll sit at the intersection of vulnerability research and software engineering – finding bugs, building tools, and pushing the limits of LLM-powered offensive security workflows. What you’ll be doing: • Hands-on research across 0-days and n-days, with patch diffing on source-available and binary-only targets, • Building internal tooling for automated vulnerability discovery, exploit validation, and detection, • Implementing production-grade, LLM-powered research workflows, • 2+ years of hands-on vulnerability research experience, • Familiarity with n-day reproduction and patch diffing, • Exposure to both web and binary vulnerability classes, • Software engineering experience, ideally in Python, • Comfort with Burp Suite, Ghidra/IDA, debuggers, fuzzers, • Genuine interest in using LLMs to accelerate security workflows

Python Developer – Cyber £60,000 – £70,000 | Fully Remote (UK based) We’re working with a cutting-edge cybersecurity company looking to hire a Python Developer to join their team. This is a highly technical role focused on building tools and systems that detect and analyse real-world cyber threats at scale. Main Duties of the Role • Design and develop Python-based tools for threat intelligence and security research, • Build and optimise data pipelines to process large volumes of security data, • Work closely with researchers to identify, monitor, and analyse emerging threats, • Contribute to scalable, cloud-based platforms used for offensive security operations, • Strong commercial experience with Python development, • Interest or background in cybersecurity, threat intelligence, or offensive security, • Experience working with APIs, data processing, and distributed systems, • Understanding of cloud platforms (AWS, GCP, or Azure)

[Up to c. £300k Comp Package (or equivalent) | Office-Led Working] Role Overview We’re partnering with a leading global trading firm known for its engineering-first culture and highly collaborative environment. This role sits within a small, high-calibre security team responsible for safeguarding a complex, performance-driven technology ecosystem that spans trading systems, research infrastructure, and corporate platforms. This is a hands-on security engineering position with broad scope - covering everything from building preventative controls to responding to real-world threats and advising engineers across the business. The environment rewards pragmatic thinking over rigid process, with a strong emphasis on understanding trade-offs and applying security in a way that supports, rather than blocks, innovation... Key Responsibilities • Design and implement security controls that protect systems, users, and data across the organisation, • Partner with engineering and infrastructure teams to embed security into systems and workflows, • Investigate security events and contribute to incident response efforts where required, • Provide practical guidance to teams on secure design, implementation, and operational practices, • Build internal tools and automation to improve detection, response, and overall security posture, • Contribute to firm-wide initiatives that raise awareness and improve day-to-day security behaviours, • Evaluate new threats, vulnerabilities, and attack techniques, translating them into meaningful actions, • Support threat modelling exercises and help teams make informed, risk-based decisions, • Continuously refine security approaches to balance risk, usability, and performance What You’ll Bring… • 3-7 years’ experience in security engineering, infrastructure security, or a related technical field, • Strong scripting or programming capability (Python or similar), with an emphasis on automation, • Experience managing code and configurations using version control systems, • Solid understanding of core security concepts including threat modelling, attack vectors, and defensive controls, • Ability to assess risk pragmatically and explain security decisions in context, • Hands-on mindset - comfortable building tools, not just recommending solutions, • Awareness of the evolving threat landscape and ability to separate signal from noise, • Good personal security practices and the ability to articulate and justify them, • (Preferred) Experience working in engineering-led environments where security is embedded rather than siloed ...

Cyber Business Development Manager A growing Cyber Security Consultancy requires a Cyber Business Development Manager to win new customers across sectors such as financial services, defence, and government. You’ll take ownership of building pipeline and closing deals, directly contributing to revenue growth and market expansion. • Base Salary: £40k - £50K, • OTE: £70k - £80k, • Commission: Uncapped, • Location: London (Hybrid) Role Overview: • Step into a founding commercial role where you’ll play a central part in building sales function working closely with leadership to shape how and where growth opportunities are., • Lead all aspects of new business development, from identifying opportunities through to closing deals, while maintaining a strong and predictable pipeline., • Expand footprint across sectors such as financial services, defence, government, and critical infrastructure by promoting unique offerings., • Develop senior-level relationships with key stakeholders, including CISOs, and work alongside technical specialists to design tailored solutions., • Contribute proven Cyber Security sales experience, including success in generating your own opportunities and winning new clients, supported by a solid understanding of offensive security services., • Experience in a fast-moving, early-stage environment is beneficial, sector knowledge (including defence), familiarity with security compliance drivers, and an established network to help guide commercial direction.

Red Team Operator - Build a World Class Capability - Fully Remote - £75,000 - £100,000 I’m partnering with a consultancy that has recently secured significant investment and is now scaling rapidly to build a genuinely world-class Red Team function. They’re looking for an experienced Red Team Operator to play a key role in that growth, working on high-impact engagements that go far beyond traditional pentesting. The role: • Deliver full-scope red team operations (external, internal, assumed breach), • Emulate real-world threat actors across technical and human vectors, • Bypass modern detection controls (EDR/SIEM) and operate with stealth, • Contribute to tooling, tradecraft, and overall capability build-out, • Produce clear, meaningful reporting for a range of stakeholders What they’re looking for: • Strong background in offensive security / Red Teaming, • Hands-on experience with C2 frameworks, lateral movement, and privilege escalation, • Solid understanding of attacker TTPs and evasion techniques, • Ability to think creatively and operate autonomously Why this role: • Be part of a rapidly growing, well-funded consultancy, • Opportunity to help shape and build a leading Red Team function, • Work on complex, high-value engagements, • Competitive package and strong career progression Package & salary: • £75,000 – £100,000 base (flexible depending on experience), • Fully Remote, • Bonus scheme typically 10-15%, • Pension + private healthcare, • Clear progression into senior / lead red team roles, • High-end tooling, budget for research, and certifications If you’d like to be part of something being built properly from the ground up, get in touch!

Support purple team and offensive security testing to improve detections and controls.

Key Responsibilities * Generate and close net-new enterprise clients for penetration testing and offensive security services * Build and manage a new business pipeline targeting deals £1M+ in value * Proactively identify and pursue opportunities across enterprise and regulated sectors in

Offensive Security Researcher / Security Consultant | Elite Cybersecurity Scale-Up | Fully Remote (Global). They’re building technology that helps security teams outrun real-world threats — and they’re looking for offensive security experts who thrive on finding vulnerabilities where others ca

Head of Engineering | Global Leadership Role | High-Growth Cybersecurity Scale-Up | UK (Hybrid/Remote) This is an unmissable opportunity to join one of the fastest-scaling cybersecurity innovators on the market. Recognised by Gartner, backed by top-tier VC investors, and trusted by Fortune 500s and critical infrastructure providers, this scale-up is building the future of continuous offensive security. They’re now seeking an ambitious Head of Applications to lead their global Application Technology team across the UK, Singapore, and the US. This is a high-impact leadership role where you’ll shape engineering culture, drive technical excellence, and scale customer-facing SaaS systems used by some of the largest enterprises in the world. What you’ll be doing: * Leading and growing a global application engineering team, spanning backend and frontend systems * Building critical SaaS capabilities for enterprise clients: account lifecycle, access control, notifications, logging, multi-tenancy, and more * Partnering with local leads to ensure global alignment and consistent delivery standards * Driving a high-performance engineering culture through structured reviews, coaching, and career development pathways * Partnering with Product Design to deliver intuitive, robust enterprise workflows * Tackling complex technical challenges across large-scale data pipelines, secure access, event-driven systems,...

Role: Senior Cyber Operations Analyst. Accenture provides a broad range of services in strategy and consulting, interactive, technology and operations, with digital capabilities across all these services. The practice covers Assurance, Compliance, Security Operations (SecOps), Offensive Security and

Mercor is recruiting on behalf of a cutting-edge AI research lab building advanced AI systems for cybersecurity applications. Contribute to next-generation AI systems for cybersecurity. Security Consultant (Offensive Security).

As an Offensive Security Consultant youll be reporting to a Vice President in our Offensive Security team and deliver projects for our clients large and small across Europe and North America. Our clients trust us to use cutting-edge offensive security tools creativity imagination and expert knowledg

The practice spans multiple disciplines, including.Assurance, Compliance, Security Operations (SecOps), Offensive Security, and Security Research.We are committed to maintaining the highest quality of service while ensuring our team members have every opportunity to grow and learn alongside the orga

This role is intentionally broad in scope, designed for strong software-oriented security engineers who may sit across offensive security, defensive engineering, infrastructure security, detection, tooling, or platform protection rather than one narrowly defined domain. Broad understanding of securi

Senior Cyber Operations Analyst Do you have the skills to fill this role Read the complete details below, and make your application today. £Up To £75,000 GBP Performance Bonus Hybrid WORKING Location: UK Wide , Central London, Greater London - United Kingdom Type: Permanent Senior Cyber Operations Analyst (Associate Manager) Locations: London | Manchester | Bristol Salary: Up to 75,000 + excellent package Clearance: BPSS + SC clearance (or Eligible) Are you an experienced Cyber Security Operations specialist looking to step into a senior role within a high-growth, high-impact cyber practice? We're supporting a top-tier consulting organisation (name anonymised) that is expanding its Blue Team and looking for a technical, curious and detail-driven Senior Cyber Operations Analyst to join their team. This is a fantastic opportunity to work with cutting-edge tooling, contribute to threat-driven defensive security, and shape advanced SecOps capabilities across enterprise environments. About the Role As a Senior Cyber Operations Analyst at Associate Manager level, you'll sit at the heart of a thriving Cyber Practice covering Assurance, Compliance, SecOps, Offensive Security and Research. You'll play a pivotal part in threat detection, incident response, detection engineering, and security monitoring - helping defend major UK organisations. This role is perfect for someone who thrives in technical depth, enjoys problem-solving, and wants to contribute to a mission-driven cyber defence team. Key Responsibilities You will: • Develop, maintain and enhance detection content (primarily for Splunk SIEM) across cloud, endpoint and network platforms, • Identify detection gaps, log ingestion issues and alert improvements, • Review and uplift existing SecOps standards, logging maturity, BAU monitoring and threat-led optimisation, • Perform day-to-day security monitoring, alert triage and incident response (9am-5:30pm rota), • Investigate cyber security incidents and provide technical leadership during escalations, • Mentor junior analysts through shadowing and hands-on guidance, • Act as a technical SME during client engagements, including presenting to senior stakeholders, • Participate in alert testing, IR tabletop exercises, and readiness assessments, • Stay up to date with emerging intelligence, attacker behaviours and evolving threat landscapesAdditional (client-dependent) responsibilities may include:, • Proactive threat hunting, • Incident response playbook development, • Threat intelligence research, • Vulnerability scanning & reporting, • Threat intelligence models (Pyramid of Pain, IPCE, TI lifecycle), • Detection engineering & alert development, • Scripting skills (Python, Bash, C/C++, Java), • Core cybersecurity fundamentals: network, cloud, cryptography, forensics, • Understanding of attacker techniques, APT behaviours and network protocol abuse, • Competitive salary, • Private medical insurance, • 25 days annual leave, • 3 days paid charity leave, • Continuous learning & development opportunities, • Access to a cutting-edge cyber practice and diverse project portfolio, • 5 years continuous UK residency, • No periods of 30+ consecutive days outside the UK in that time #jawa

We're working with a growing cyber security consultancy looking to hire a Head of Penetration Testing to lead and scale their offensive security capability. Hands on Head of Pen Testing | £85,000 | London, Hybrid. This is a hands-on leadership role, ideal for someone from a strong penetration testi

The Senior Manager – Offensive Security will lead the evolution of our offensive security capabilities, delivering penetration testing, managing attack surface, and overseeing a global bug bounty program. Security Control Validation: Experience assessing the effectiveness of EDR, WAF, IAM, and oth

A global consumer goods company seeks a Senior Manager for Offensive Security to lead penetration testing and manage a global bug bounty program. This role requires building a high-performing team and developing the offensive security roadmap. The ideal candidate has 15+ years in cybersecurity, with

Senior Director, Corporate Sales EMEA and APAC. Director of Sales – UK (Cybersecurity | Offensive Security). Leading and scaling a team of Account Executives across the UK & Northern Europe.

This range is provided by LT Harper - Cyber Security Recruitment. Direct message the job poster from LT Harper - Cyber Security Recruitment. Associate Director at LT Harper | Cyber Security SME within Offensive Security, Cyber Defence, GRC, IAM & Security Engineering.

Business Development Manager - Cyber Security Services/products We’re partnering with a fast-growing cyber security startup looking to make its first commercial hire — a high-impact New Business Sales Executive who wants more than just another sales role. This is an opportunity to join at an early stage, work directly with the founder, and play a key role in shaping the company’s growth strategy. You won’t inherit a territory or a rigid playbook — you’ll help build it.If you’re someone who enjoys autonomy, thrives in a “hunter” role, and wants to influence how a business scales this role will be perfect for you, You’ll take full ownership of the new business sales cycle, from prospecting through to close, while helping define go-to-market strategy and target sectors. Working closely with technical teams and leadership, you’ll be instrumental in driving adoption of a subscription-based penetration testing offering across a range of high-value industries. Key Responsibilities • Own the full end-to-end sales cycle, from lead generation to closing deals, • Identify and win new business across sectors such as financial services, defence, government, and critical infrastructure, • Build and manage a strong, self-generated pipeline, • Drive adoption of a subscription-led cyber security testing model, • Work closely with technical consultants to scope solutions and develop proposals, • Represent the business at industry events and through your network, • Provide market insights to help shape sales strategy and growth plans Skills/Experience • 3 yrs + B2B sales experience within cyber security (services or products), • Understanding of offensive security (penetration testing, red teaming, vulnerability management), • Proven ability to generate your own pipeline and close new business, • Confidence engaging senior stakeholders (CISO, CIO, Head of Security, etc.), • Self-starter mentality with the ability to operate in a fast-paced, early-stage environment, • London-based or able to commute, • Experience selling into the defence sector(not essential but is a nice to have) If you are keen to hear more, apply now for immediate consideration

Cyber Security Consultant As one of the world's largest networks of audit, tax and consulting firms, RSM delivers big ideas and premium service to help middle-market businesses thrive. We are a fast-growing firm with big ambitions -- we have a clear goal to become the premium adviser to the middle market, globally. This vision touches everything we do, motivating and inspiring us to become better every day. If you are looking for a firm where you can build a future and make an impact, then RSM is the place for you. Make an Impact at RSM UK At RSM, our consulting team brings together diverse advisory experts to deliver our six core solutions: business transformation, forensic, deal services, restructuring, finance function support, and risk and governance. Our solutions are designed to address the unique needs, challenges, and opportunities our clients face as they strive to achieve their aspirations and organisational goals. Whether it’s supporting global expansion, developing acquisition strategies, facilitating private equity investments, or collaborating with boards to manage risk and governance, our consulting experts work as one cohesive team. We prioritise simplicity, providing data-driven insights, value-added assurance, and high-quality execution to empower our clients in building sustainable, future-fit businesses. It’s an exciting time to join our consulting team, as we embark on ambitious growth plans that promise to create diverse career opportunities. We are committed to enhancing our six solutions, expanding and developing our team of expert consultants, embracing a digital-first approach, strengthening our global presence, and building strong client relationships. We are seeking an enthusiastic Cyber Security Consultant to join our team. Working alongside our experienced team of specialists, you’ll be delivering offensive security services including digital footprint reconnaissance, social engineering, penetration testing and vulnerability assessments and more to high profile clients across all industries. The purpose of this role is to deliver our offensive security services including digital footprint reconnaissance, social engineering, vulnerability assessments, penetration testing, threat modelling, cyber-attack simulation exercises, and more to high profile clients across all industries. You’ll benefit from ongoing coaching, career mentoring, and be supported by our career pathway. You will have an opportunity to continue to develop market leading skills across our different capabilities and advance your professional development. You will make an impact by: • Supporting technical scoping activities as part of client assignments., • Responsible for delivering fieldwork and assignment reporting., • Prioritise and manage tasks through to completion., • Stay current with the latest cyber-attacks and technology trends. What we are looking for: Are you someone who thrives on variety, loves learning new things, and enjoys connecting with people? If you can spot inefficiencies in everyday life and are passionate about making improvements, this role is perfect for you! We value diverse experiences and perspectives. Here’s what we’re looking for in our ideal candidate: • Experience of offensive security and penetration testing, • Demonstrable experience in infrastructure and web application testing, experience in API testing is desirable., • Demonstrable experience using common pen testing tools including Kali Linux, Burpsuite, Nessus and other industry standard tools., • Hold or working towards an industry recognised certification including CompTIA PenTest+; CHECK, CREST; Offensive Security Certified Professional (OSCP) etc., • Relevant experience within a cyber security role., • Familiar with technology trends, and cyber threats. What we can offer you: We recognise that our people are our most important assets. That’s why we offer a flexible reward and benefits package that will help you have fulfilling experience, both in and out of work. • Hybrid working although travel to your local office will be required weekly., • 25 Days Holiday., • Lifestyle, Health, and Wellbeing including financial wellbeing benefits such as financial tools, electric car scheme and access to a virtual GP., • Access to a suite of 300+ courses on demand developed by our inhouse Talent Development team

Cyber Security Principal Consultant As one of the world's largest networks of audit, tax and consulting firms, RSM delivers big ideas and premium service to help middle-market businesses thrive. We are a fast-growing firm with big ambitions -- we have a clear goal to become the premium adviser to the middle market, globally. This vision touches everything we do, motivating and inspiring us to become better every day. If you are looking for a firm where you can build a future and make an impact, then RSM is the place for you. Make an Impact at RSM UK At RSM, our consulting team brings together diverse advisory experts to deliver our six core solutions: business transformation, forensic, deal services, restructuring, finance function support, and risk and governance. Our solutions are designed to address the unique needs, challenges, and opportunities our clients face as they strive to achieve their aspirations and organisational goals. Whether it’s supporting global expansion, developing acquisition strategies, facilitating private equity investments, or collaborating with boards to manage risk and governance, our consulting experts work as one cohesive team. We prioritise simplicity, providing data-driven insights, value-added assurance, and high-quality execution to empower our clients in building sustainable, future-fit businesses. It’s an exciting time to join our consulting team, as we embark on ambitious growth plans that promise to create diverse career opportunities. We are committed to enhancing our six solutions, expanding and developing our team of expert consultants, embracing a digital-first approach, strengthening our global presence, and building strong client relationships. As a Principal Consultant, specialising in Cyber Security within Technology Risk Assurance, you will be responsible for assisting in managing, delivering and leading cyber engagements across a diverse portfolio of clients across the breadth of the mid-market, ensuring both excellent client service and identification of further work opportunities. The role will involve managing the delivery of agreed work activities with a primary focus on technical security including offensive security services. You'll make an impact by: • Delivering cyber security engagements, from scoping through to delivery, debriefs and report writing., • Contributing towards the development of exciting new market facing cyber security products and services and our internal knowledge sharing hubs., • Supporting the development of other members of the team., • Representing RSM in external meetings, including attendance at client workshops, audit committees, and regional networking events., • Building trusted relationships with senior client stakeholders and identifying client and service opportunities. What we are looking for: Are you someone who thrives on variety, loves learning new things, and enjoys connecting with people? If you can spot inefficiencies in everyday life and are passionate about making improvements, this role is perfect for you! We value diverse experiences and perspectives. Here’s what we’re looking for in our ideal candidate: • Experience of working in professional services firms., • Demonstrable experience of delivering and leading cyber security advisory and offensive security testing engagements., • Demonstrable experience of delivering advisory engagements relevant to security operations and defensive controls., • Understand technology trends, cyber threats, and industry issues., • Proficient in report writing., • Experience with security testing techniques such as threat modelling, reconnaissance, social engineering, enumeration, attack path mapping, exploitation, and clean up from a variety of adversarial perspectives (white/grey/black box testing)., • Proficient in infrastructure and web application testing, with experience in API testing desirable., • Proficient in using common commercial and open-source penetration testing tool sets including Kali Linux, Metasploit, Nmap, BurpSuite, Nessus and other industry standard tools., • Hold an industry recognised certification (this can be at any level from Offensive Security Certified Professional (OSCP); CompTIA PenTest+; CHECK, CREST)., • Motivated to lead with purpose, innovate, and make a genuine lasting impact., • Takes responsibility for work tasks and quality, managing own workload and deadlines under supervision. What we can offer you: We recognise that our people are our most important assets. That’s why we offer a flexible reward and benefits package that will help you have fulfilling experience, both in and out of work. • Hybrid working., • 26 Days Holiday., • Lifestyle, Health, and Wellbeing including financial wellbeing benefits such as financial tools, electric car scheme and access to a virtual GP., • Access to a suite of 300+ courses on demand developed by our inhouse Talent Development team

CYBER SECURITY CONSULTANT Up to £110,000 + Shares + Staff Benefits Fully Remote SECURE has strategically partnered with a Multi-Award-Winning, Software-Based Organisation at the forefront of Pre-Emptive Exposure Management. As a market leader backed by significant venture funding, they combine proactive Threat Intelligence, Real Attacker Telemetry & Automated Red Teaming to Continuously Identify & Validate Real Exposure. Success in this position will enable the business to Transform Raw Intelligence into actionable insights that protect Fortune 500 Companies & Critical Infrastructure Providers, helping them outrun Real-World Threats in Real-Time. Role Overview: We're looking to speak with an exceptional Senior Cyber Security Consultant who thrives on Discovering High-Impact Vulnerabilities in modern environments. This role focuses on Uncovering & Weaponising Real-World Attack Paths across Cloud, SaaS, Internet-Exposed Infrastructure & Modern Application Stacks. You'll collaborate with Elite Offensive Practitioners, Drive Original Research & Help Scale Offensive Capability through Automation & Tradecraft. Skills & Experience of Senior Cyber Security Consultant: Proven Hands-On Offensive Security / Red-Team Experience Against Modern, Real-World Environments Demonstrated Ability to Uncover High-Impact Vulnerabilities beyond known CVEs Strong Understanding of Adversarial Tradecraft, Cloud-Era Attack Paths & Modern Web Stacks Scripting Capability (Python / Go or similar) to Automate Discovery, Testing or Exploit Development Self-Driven, Creative Attacker Mindset & Comfortable Operating Autonomously at Senior Level Experience Discovering or Exploiting Vulnerabilities across Cloud / SaaS Platforms / CI-CD Environments Key Responsibilities of Senior Security Consultant role: Hunt for High-Value Weaknesses across Cloud, SaaS, Internet-Facing Infrastructure & Modern Applications Develop & Refine Techniques to Compromise Environments without relying on Known Exploits Conduct Deep Technical Research into Emerging Attack Vectors & Offensive Methodologies Collaborate with Offensive Engineering Teams to Scale & Automate Successful Techniques Contribute to Offensive Tooling or PoCs to Automate & Operationalise Research Findings Contribute to Research Outputs - Blogs, Whitepapers or Conference Talks (if desired) At SECURE ,we value Attitude & Aptitude over Certifications. If you possess the drive and relevant experience to deliver tangible results aligned with our Clients needs, reach out. We embraceDE&I and welcome applications from Underrepresented Groups, Minorities, Women in Cyber Security, Neurodiverse Individuals, LGBTQ+ Community Members, Veterans & those from Diverse Socioeconomic Backgrounds. Searches: Offensive Security / Red Team Security / Red Teaming / Cyber Security Consultant TPBN1_UKTJ

A global leader in security services in the UK is seeking an Offensive Security Tester to conduct penetration tests and enhance client security. The ideal candidate will have strong offensive security skills and experience in vulnerability analysis.

A cybersecurity firm is seeking a Senior Software Developer to tackle complex security challenges. The ideal candidate is experienced in Python, C, and Rust, with a background in offensive security. Strong mentoring skills and a high-level security clearance are required for this role.

A leading security technology firm in London is seeking a Senior Security Software Research Engineer to find vulnerabilities in internet-deployed software and guide security research outcomes.

A leading cybersecurity firm in the United Kingdom is seeking an experienced professional to lead offensive security operations against AI and ML systems. You will collaborate with teams to monitor and respond to anomalous AI behavior, shaping innovative detection strategies for future challenges in

As a Offensive Security Consultant, with a focus on Infrastructure testing, you will perform formal and comprehensive penetration testing assessments, producing full written reports to appropriate standards and within agreed deadlines. Relevant security qualifications (such as OSCP, CREST CRT, OSEP,

A leading cybersecurity firm in the United Kingdom seeks a Senior Offensive Security Engineer to assess application, network, and system security through simulated cyberattacks. Responsibilities include managing vulnerabilities, collaborating with internal teams, and establishing communication with

A leading cybersecurity firm in the United Kingdom is looking for an experienced offensive security professional to discover and exploit vulnerabilities. Don't miss this unique chance to redefine offensive security. You will work collaboratively, using your deep understanding of security to protect

Interest in learning and staying current with offensive security technologies. Develop your offensive security skillset across varied, real-world environments. Conduct penetration testing and offensive security engagements across networks, applications and platforms.

A leading UK cyber security consultancy is looking for a Cyber Security Consultant to join their Offensive Security team. You will be responsible for delivering high-quality security assessments, producing detailed reports, and mentoring junior team members.

You’ll work at the intersection of offensive security, AI safety, and product development, collaborating with cross‑functional teams to harden our systems against evolving threats. This role is ideal for those who thrive in dynamic environments, where creativity, technical depth, and a passion f

The role involves assessing cybersecurity measures, conducting risk evaluations, and collaborating with various teams to ensure robust information security practices. A leading financial institution in Greater London is looking for a cybersecurity expert to join their team.

A global leader in security services is seeking an Offensive Security Tester to conduct penetration testing and enhance client security postures. The ideal candidate will have 3-5 years of experience in security roles, strong communication skills, and preferred certifications like OSCP or CEH. This

A leading AI cybersecurity firm in the UK is seeking a skilled Penetration Tester to enhance security across the digital landscape.

Perform various types of security testing, including network penetration, web application, mobile security assessments, and social engineering. Displays a keen interest in security principles and protocols. In this position, your duties will include overseeing client engagements, conducting security

NTT DATA, a global leader in security services, is seeking a CREST-certified Offensive Security Tester to join its UK Security Practice. Background in information security or IT security operations. The ideal candidate will have a strong background in offensive security, a deep understanding of atta

NTT DATA, a global leader in security services, is seeking a Offensive Security Tester to join its UK Security Practice. The ideal candidate will have a strong background in offensive security, a deep understanding of attack techniques, and excellent communication skills to deliver impactful results

This fully remote role is ideal for a player-coach who enjoys tackling offensive security problems. Xact Placements Limited is seeking an Engineering Lead (Cyber) for a high-growth cybersecurity scale-up. You will lead the Cyber Engineering team, guiding the future direction and architecting the sec

Relevant security qualifications (such as OSCP, CREST CRT, OSEP, CCT or relevant Social Engineering exams/training). A passion for security and networks.

The ideal candidate will have over 7 years of offensive security experience and deep understanding of AI/ML security risks. A leading AI technology firm in Greater London is seeking a Security Researcher to enhance the security of its innovative AI products. Responsibilities include vulnerability hu

The ideal candidate will possess deep technical expertise in offensive security and strong leadership abilities. This role involves designing sophisticated engagements, mentoring junior operators, and ensuring robust security across banking environments.