EXPERIS
Role: Penetration Tester Duration: 12 month Contract Pay: Up to 500 per day (Outside IR35) Location: Fully Remote Excellent long term contract for an experienced Penetration Tester to support a large-scale international security programme, delivering high-quality offensive security assessments across applications, infrastructure, and networks. You'll be joining a specialist team responsible for delivering structured penetration tests, vulnerability assessments and security design reviews. Working within a defined AGILE sprint model, you will plan, execute and report on testing activities, producing clear technical findings, risk assessments and remediation guidance. Strong communication skills are essential, as you'll deliver briefs to both technical teams and senior stakeholders. The role requires hands-on experience with modern penetration testing tools and recognised methodologies, along with the ability to identify and exploit vulnerabilities across operating systems, networks, applications, and protocols. A background in scripting (Python, Go, PowerShell or shell) is highly desirable. Key Requirements: Strong experience in web and infrastructure penetration testing Proficiency with offensive security tooling and methodologies Ability to produce clear, structured, executive-level reporting Knowledge across network security, application security, cryptography and authentication SC / NATO SECRET security clearance (or eligibility to obtain) Relevant certifications (OSCP, OSCE, OSWE, GPEN, CREST) beneficial This role offers the chance to contribute to a critical, high-profile security initiative while enjoying full flexibility and Outside IR35 engagement. If you're an experienced Pen Tester looking for your next long-term contract, I'd love to hear from you. People Source Consulting Ltd is acting as an Employment Business in relation to this vacancy. People Source specialise in technology recruitment across niche markets including Information Technology, Digital TV, Digital Marketing, Project and Programme Management, SAP, Digital and Consumer Electronics, Air Traffic Management, Management Consultancy, Business Intelligence, Manufacturing, Telecoms, Public Sector, Healthcare, Finance and Oil & Gas.
Role: Penetration Tester Duration: 12 month Contract Pay: Up to 500 per day (Outside IR35) Location: Fully Remote Excellent long term contract for an experienced Penetration Tester to support a large-scale international security programme, delivering high-quality offensive security assessments across applications, infrastructure, and networks. You'll be joining a specialist team responsible for delivering structured penetration tests, vulnerability assessments and security design reviews. Working within a defined AGILE sprint model, you will plan, execute and report on testing activities, producing clear technical findings, risk assessments and remediation guidance. Strong communication skills are essential, as you'll deliver briefs to both technical teams and senior stakeholders. The role requires hands-on experience with modern penetration testing tools and recognised methodologies, along with the ability to identify and exploit vulnerabilities across operating systems, networks, applications, and protocols. A background in scripting (Python, Go, PowerShell or shell) is highly desirable. Key Requirements: Strong experience in web and infrastructure penetration testing Proficiency with offensive security tooling and methodologies Ability to produce clear, structured, executive-level reporting Knowledge across network security, application security, cryptography and authentication SC / NATO SECRET security clearance (or eligibility to obtain) Relevant certifications (OSCP, OSCE, OSWE, GPEN, CREST) beneficial This role offers the chance to contribute to a critical, high-profile security initiative while enjoying full flexibility and Outside IR35 engagement. If you're an experienced Pen Tester looking for your next long-term contract, I'd love to hear from you. People Source Consulting Ltd is acting as an Employment Business in relation to this vacancy. People Source specialise in technology recruitment across niche markets including Information Technology, Digital TV, Digital Marketing, Project and Programme Management, SAP, Digital and Consumer Electronics, Air Traffic Management, Management Consultancy, Business Intelligence, Manufacturing, Telecoms, Public Sector, Healthcare, Finance and Oil & Gas.
Halliburton
Abingdon, Oxfordshire
We are looking for the right people - people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world's largest providers of products and services to the global energy industry. Job Duties Under broad direction, assists with design, research, and development of new applications and major enhancements. Provides guidance to developers, testers, and support staff. Using an understanding of the technological advances in both the software industry and in the oil and gas industry this person will challenge the technical software delivery process to deliver fit for purpose software in a more timely manner. This person will have had experience in leading software development projects and may provide Technical Excellence Leadership for more than one team, providing expert guidance to software developers and support staff. Provides guidance to staff on application security standards, secure coding practices, and secure architecture designs. Provides a strong technical focus in product planning for a complete software system. Requires completion of an undergraduate degree in Computer Science or similar discipline, and a minimum of 10 years of experience including software development experience. Key Responsibilities: Lead the team to deliver new products, features and fixes iteratively using an Agile Scrum approach working with the Product Owner, Scrum Master, Developers and QAs Working with the architects and other developers, provide technical input to the Product Owner. Act as first point of escalation to ensure impediments are removed and team maintains development velocity and achieves committed sprint goals. Communicate and escalate issues in a clear and timely manner Team management including day to day and career development for team members This is a hands-on role and will be expected to take an active part in development work Maintain an up-to-date knowledge of existing and emerging technologies relevant to the role Working and collaborating with remote teams around the world Qualifications & Experience Essential Attributes: 10+ years of experience in Software development of complex applications. Excellent understanding of design principles and considerations, best practice 10+ years of Java and C++ development experience History of applying best practices, code reviews and quality checks Familiarity with build pipeline tools and technologies such as Gitlab Must be self-motivated but needs to work well in a team environment Excellent analytical, communication and problem-solving skills Self-Starter; willing to learn new technologies, ability to learn fast Team player: willing to coach junior team members and cooperate on problem solving Team Lead experience working with Agile Delivery teams Interest in leadership or leading a small team of software developers and quality assurance engineers Desirable Attributes: Knowledge of Eclipse RCP and Eclipse OSGi Swing and SWT experience Understanding of Machine Learning technologies (Python, TensorFlow etc.) Experience in Geophysics and/or Geology domain especially Oil and Gas Undergraduate degree in Software Engineering, Computer Science or equivalent Agile Scrum certification Experienced in working with remote teams Advanced awareness and understanding of AI technologies/tools Familiarity and understanding of modern cloud technologies and microservices Additional information: Must be in or around Abingdon, UK. Position is for a Hybrid work schedule Halliburton is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other status protected by law or regulation. Location 97 Jubilee Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4RW, United Kingdom Job Details Requisition Number: 201985 Experience Level: Experienced Hire Job Family: Engineering/Science/Technology Product Service Line: Landmark Software & Services Full Time / Part Time: Full Time Additional Locations for this position: Compensation Information Compensation is competitive and commensurate with experience.
We are looking for the right people - people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world's largest providers of products and services to the global energy industry. Job Duties Under broad direction, assists with design, research, and development of new applications and major enhancements. Provides guidance to developers, testers, and support staff. Using an understanding of the technological advances in both the software industry and in the oil and gas industry this person will challenge the technical software delivery process to deliver fit for purpose software in a more timely manner. This person will have had experience in leading software development projects and may provide Technical Excellence Leadership for more than one team, providing expert guidance to software developers and support staff. Provides guidance to staff on application security standards, secure coding practices, and secure architecture designs. Provides a strong technical focus in product planning for a complete software system. Requires completion of an undergraduate degree in Computer Science or similar discipline, and a minimum of 10 years of experience including software development experience. Key Responsibilities: Lead the team to deliver new products, features and fixes iteratively using an Agile Scrum approach working with the Product Owner, Scrum Master, Developers and QAs Working with the architects and other developers, provide technical input to the Product Owner. Act as first point of escalation to ensure impediments are removed and team maintains development velocity and achieves committed sprint goals. Communicate and escalate issues in a clear and timely manner Team management including day to day and career development for team members This is a hands-on role and will be expected to take an active part in development work Maintain an up-to-date knowledge of existing and emerging technologies relevant to the role Working and collaborating with remote teams around the world Qualifications & Experience Essential Attributes: 10+ years of experience in Software development of complex applications. Excellent understanding of design principles and considerations, best practice 10+ years of Java and C++ development experience History of applying best practices, code reviews and quality checks Familiarity with build pipeline tools and technologies such as Gitlab Must be self-motivated but needs to work well in a team environment Excellent analytical, communication and problem-solving skills Self-Starter; willing to learn new technologies, ability to learn fast Team player: willing to coach junior team members and cooperate on problem solving Team Lead experience working with Agile Delivery teams Interest in leadership or leading a small team of software developers and quality assurance engineers Desirable Attributes: Knowledge of Eclipse RCP and Eclipse OSGi Swing and SWT experience Understanding of Machine Learning technologies (Python, TensorFlow etc.) Experience in Geophysics and/or Geology domain especially Oil and Gas Undergraduate degree in Software Engineering, Computer Science or equivalent Agile Scrum certification Experienced in working with remote teams Advanced awareness and understanding of AI technologies/tools Familiarity and understanding of modern cloud technologies and microservices Additional information: Must be in or around Abingdon, UK. Position is for a Hybrid work schedule Halliburton is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other status protected by law or regulation. Location 97 Jubilee Avenue, Milton Park, Abingdon, Oxfordshire, OX14 4RW, United Kingdom Job Details Requisition Number: 201985 Experience Level: Experienced Hire Job Family: Engineering/Science/Technology Product Service Line: Landmark Software & Services Full Time / Part Time: Full Time Additional Locations for this position: Compensation Information Compensation is competitive and commensurate with experience.
RecruitmentRevolution.com
Camden, London
Ready to take the next step in your penetration testing career and lead a high-performing team at a respected, fast-growing cybersecurity consultancy? This is your opportunity to join a CREST-certified organisation committed to excellence, innovation and integrity. As our new Penetration Testing Team Leader , you'll play a pivotal role in shaping cutting-edge testing services, developing talented testers, and helping protect clients across government, telecoms, finance, digital currencies and other critical sectors. With structured development, meaningful progression opportunities, and the chance to make a visible impact from day one, this is a role designed for a driven, highly skilled Team Lead who thrives on technical depth, leadership and solving complex security challenges. The Role at a Glance: Penetration Testing Team Leader Remote with travel to client sites and occasional meetings in London, UK or Channel Islands Up to £95,000 DOE Plus Benefits Benefits: 23 days holiday plus Bank Holidays and extra days based on service, 6% contributory pension and career progression opportunities. Growth: A structured career development plan and training Hours: 09:00 am to 17:30 pm Monday - Friday Development Opportunity: Career progression opportunities to develop a growing team of penetration testers and break new ground in testing. Company: Specialist information and cybersecurity consultancy and audit services Company Values: We stand for honesty, integrity and fair practice and are committed to delivering value in every client engagement. Our people are creative, pragmatic and passionate about our purpose. Your Skills / Background: Existing CHECK Team Lead qualification and Team Lead experience. You will also be a tenacious problem solver and communicator with strong client-facing and leadership experience to lead engagements, mentor testers at all levels, and scope complex projects. The Penetration Testing Team Leader Opportunity: As Penetration Testing Team Leader, you will support our clients by delivering excellent penetration testing services and cloud security assessments that are ultimately articulated in high quality and valuable reports. You will deliver hands-on technical penetration testing on a variety of projects and guide and direct the team. In return, you will benefit from an inspiring environment with a team of highly experienced colleagues working across a diverse range of interesting security and assurance projects. This role also includes excellent progression opportunities as we always match enthusiasm and skill with training, opportunity and structured development plans. Key Responsibilities: • Improve and develop penetration testing methodologies, guide project scoping and execution, establish new testing services, and shape the future direction of the testing function with senior management. • Deliver high-quality penetration tests across infrastructure, applications (including APIs and mobile apps), wireless, segmentation and breakout scenarios, and cloud security assessments. • Work with client teams to research vulnerabilities and emerging attack vectors, plan assessments accordingly, and support clients during ongoing incidents. • Conduct vulnerability scans, unauthorised host discovery exercises, analyse findings, and translate results into actionable technical and business-risk recommendations. • Produce high-quality technical reports and create internal documentation, tooling, threat libraries, methodologies, and policies to ensure consistent, informed, and meaningful testing outcomes. • Provide technical presales support, contribute thought-leadership content (papers, articles, online posts, marketing material), and identify business development opportunities. • Mentor, coach, and help build the technical team, supporting their growth in knowledge, skills, and career development. About You: • A driven, battle-tested Team Leader, holding a current CHECK Team Leader qualification and proven senior-level experience • Extensive, hands-on penetration testing expertise backed by deep technical mastery • Fluent in a wide arsenal of security testing tools, using the right tech for maximum impact • Up-to-date, cutting-edge understanding of modern technologies, threats, and security trends • Well-versed in key industry bodies, frameworks, and security standards • Strong ability to translate vulnerabilities into real-world business risk, paired with standout reporting and client presentation skills • Proven track record in growing and developing technical teams, including reviews, appraisals, training plans, and long-term career progression • A credible, personable communicator who builds trust with clients, peers, and technical teams alike • Self-starter with a proactive mindset, comfortable taking initiative and driving outcomes • Genuinely passionate about penetration testing and nurturing teams across all skill levels • Eligible to work in the UK and obtain Government clearance (ILR is required as a minimum but we are unfortunately not able to offer sponsorship) About Us: We are a specialist information and cybersecurity consultancy and expert at understanding information security risks, creating appropriate security destinations and protecting clients from a range of security threats. We hold a CREST certification and offer certification services for PCI-DSS and Cyber Essentials /Essentials Plus. Our clients span telecommunications, Government infrastructure, and digital currencies - covering essential services and critical payment infrastructure. Services include: • Security consulting across the area of security governance, risk, compliance and standards alignment • Penetration testing • Security architecture for cloud and infrastructure • Detection and response • Fractional heads and virtual support • NCSC Assurance service provider for Cyber Essentials and a Certifying Body • Security auditing across varying standards such as ISO27001, NIST, PCI DSS and Cyber Essentials • Training and awareness If you're a proven Penetration Testing Team Leader with CHECK TL status, a passion for advancing security testing, and the drive to mentor and grow a talented team, we'd love to hear from you. Step into a role where your expertise shapes real-world defence, your ideas influence future testing services, and your career continues to accelerate in a supportive, forward-thinking environment. Apply now and take the lead in a role that will challenge, inspire and reward you. Application notice We take your privacy seriously. When you apply, we shall process your details and pass your application to our client for review for this vacancy only. As you might expect you may be contacted by email, text or telephone. Your data is processed on the basis of our legitimate interests in fulfilling the recruitment process. Please refer to our Data Privacy Policy & Notice on our website for further details. If you have any pre-application questions please contact us first quoting the job title & ref. Good luck, Team RR.
Ready to take the next step in your penetration testing career and lead a high-performing team at a respected, fast-growing cybersecurity consultancy? This is your opportunity to join a CREST-certified organisation committed to excellence, innovation and integrity. As our new Penetration Testing Team Leader , you'll play a pivotal role in shaping cutting-edge testing services, developing talented testers, and helping protect clients across government, telecoms, finance, digital currencies and other critical sectors. With structured development, meaningful progression opportunities, and the chance to make a visible impact from day one, this is a role designed for a driven, highly skilled Team Lead who thrives on technical depth, leadership and solving complex security challenges. The Role at a Glance: Penetration Testing Team Leader Remote with travel to client sites and occasional meetings in London, UK or Channel Islands Up to £95,000 DOE Plus Benefits Benefits: 23 days holiday plus Bank Holidays and extra days based on service, 6% contributory pension and career progression opportunities. Growth: A structured career development plan and training Hours: 09:00 am to 17:30 pm Monday - Friday Development Opportunity: Career progression opportunities to develop a growing team of penetration testers and break new ground in testing. Company: Specialist information and cybersecurity consultancy and audit services Company Values: We stand for honesty, integrity and fair practice and are committed to delivering value in every client engagement. Our people are creative, pragmatic and passionate about our purpose. Your Skills / Background: Existing CHECK Team Lead qualification and Team Lead experience. You will also be a tenacious problem solver and communicator with strong client-facing and leadership experience to lead engagements, mentor testers at all levels, and scope complex projects. The Penetration Testing Team Leader Opportunity: As Penetration Testing Team Leader, you will support our clients by delivering excellent penetration testing services and cloud security assessments that are ultimately articulated in high quality and valuable reports. You will deliver hands-on technical penetration testing on a variety of projects and guide and direct the team. In return, you will benefit from an inspiring environment with a team of highly experienced colleagues working across a diverse range of interesting security and assurance projects. This role also includes excellent progression opportunities as we always match enthusiasm and skill with training, opportunity and structured development plans. Key Responsibilities: • Improve and develop penetration testing methodologies, guide project scoping and execution, establish new testing services, and shape the future direction of the testing function with senior management. • Deliver high-quality penetration tests across infrastructure, applications (including APIs and mobile apps), wireless, segmentation and breakout scenarios, and cloud security assessments. • Work with client teams to research vulnerabilities and emerging attack vectors, plan assessments accordingly, and support clients during ongoing incidents. • Conduct vulnerability scans, unauthorised host discovery exercises, analyse findings, and translate results into actionable technical and business-risk recommendations. • Produce high-quality technical reports and create internal documentation, tooling, threat libraries, methodologies, and policies to ensure consistent, informed, and meaningful testing outcomes. • Provide technical presales support, contribute thought-leadership content (papers, articles, online posts, marketing material), and identify business development opportunities. • Mentor, coach, and help build the technical team, supporting their growth in knowledge, skills, and career development. About You: • A driven, battle-tested Team Leader, holding a current CHECK Team Leader qualification and proven senior-level experience • Extensive, hands-on penetration testing expertise backed by deep technical mastery • Fluent in a wide arsenal of security testing tools, using the right tech for maximum impact • Up-to-date, cutting-edge understanding of modern technologies, threats, and security trends • Well-versed in key industry bodies, frameworks, and security standards • Strong ability to translate vulnerabilities into real-world business risk, paired with standout reporting and client presentation skills • Proven track record in growing and developing technical teams, including reviews, appraisals, training plans, and long-term career progression • A credible, personable communicator who builds trust with clients, peers, and technical teams alike • Self-starter with a proactive mindset, comfortable taking initiative and driving outcomes • Genuinely passionate about penetration testing and nurturing teams across all skill levels • Eligible to work in the UK and obtain Government clearance (ILR is required as a minimum but we are unfortunately not able to offer sponsorship) About Us: We are a specialist information and cybersecurity consultancy and expert at understanding information security risks, creating appropriate security destinations and protecting clients from a range of security threats. We hold a CREST certification and offer certification services for PCI-DSS and Cyber Essentials /Essentials Plus. Our clients span telecommunications, Government infrastructure, and digital currencies - covering essential services and critical payment infrastructure. Services include: • Security consulting across the area of security governance, risk, compliance and standards alignment • Penetration testing • Security architecture for cloud and infrastructure • Detection and response • Fractional heads and virtual support • NCSC Assurance service provider for Cyber Essentials and a Certifying Body • Security auditing across varying standards such as ISO27001, NIST, PCI DSS and Cyber Essentials • Training and awareness If you're a proven Penetration Testing Team Leader with CHECK TL status, a passion for advancing security testing, and the drive to mentor and grow a talented team, we'd love to hear from you. Step into a role where your expertise shapes real-world defence, your ideas influence future testing services, and your career continues to accelerate in a supportive, forward-thinking environment. Apply now and take the lead in a role that will challenge, inspire and reward you. Application notice We take your privacy seriously. When you apply, we shall process your details and pass your application to our client for review for this vacancy only. As you might expect you may be contacted by email, text or telephone. Your data is processed on the basis of our legitimate interests in fulfilling the recruitment process. Please refer to our Data Privacy Policy & Notice on our website for further details. If you have any pre-application questions please contact us first quoting the job title & ref. Good luck, Team RR.
