3,089 Security Expert jobs in the United Kingdom

About us

At Leadtech, we've been redefining digital businesses since 2009, creating innovative online solutions that reach millions of users every month. With a diverse team of over 700 members from 23+ nationalities, we're united by a passion for creativity and collaboration.

We specialize in delivering user-centric experiences across web and mobile platforms, where people can connect with our products like never before.

We're proud of our global reach and committed to fostering an inclusive workplace where every individual contributes to our shared vision of bringing cutting-edge projects to life. Learn more about our journey and mission on our About Us page!

About the role

Our Cybersecurity team is growing and wee are searching for additional expertise who can help us to continually improve the level of cybersecurity in our Google Cloud Platform projects, allowing us to secure our top applications, domains and systems.

Key responsibilities

• Monitor networks: and systems for suspicious activity or unauthorized access. 
• Analyze security alerts: and investigate potential security incidents. 
• Conduct threat hunting: to identify and address potential threats before they cause damage. 
• Perform vulnerability assessments: to identify weaknesses in computer systems and networks. 
• Conduct penetration testing: to simulate attacks and evaluate the effectiveness of security measures. 
• Evaluate compliance: with regulatory requirements and industry standards
• Respond to security breaches, investigating the cause and mitigating damage in real-time. 
• Document incidents: and provide reports to management and other stakeholders. 
• Develop and implement: security policies, procedures, and best practices. 
• Advise management: on cybersecurity risks and provide recommendations for improvement. 
• Stay current: on the latest cybersecurity trends, threats, and new security technologies.

Requirements

• Bachelor/ Master's degree in Cybersecurity, Information Security, Computer Science, or a similar discipline
• Knowledge of Security frameworks such as ISO 27001, NIST, CIS, SOC2, OWASP
• Knowledge of technical concepts such as cloud computing, code review, application security, cryptography with expertise in GCP (Google Cloud Platform)
• Familiarity with attack and exploitation techniques involving operating systems, applications, and devices (CISSP, Comptia, CEH)
• Understanding of security in mobile & web application development including:
• Secure coding practices (input validation review, code obfuscation, etc)
• Authentication & authorisation
• Data protection (encryption, key management, etc)
• Update & Monitoring
• Understanding of security best practices for data and systems protection
• Familiarity with vulnerability scanning tools such as SonarQube, AWS Inspector, Qualys, Nessus, others is a plus
• Knowledge of programming and scripting languages such as Java and PhP
• Ability to evaluate, track, and manage information security threats and vulnerabilities in situations where analysis of well-understood information is required.
• Understanding and ability to perform pentest over applications and to identify and assess attack vectors on different applications
• Strong analytical and problem-solving skills
• Effective communication skills to collaborate with cross-functional teams
• Ability to report and create KPIs for the Security Department
• Familiarity with ticketing tools such as Jira
• Expertise in Security applied to Cloud Computing.
• Knowledge in GCP is a must. Any certification in GCP and/or AWS is a plus
• Relevant certifications, such as CompTIA Security+, Certified Information Systems Security Professional (CISSP), Certified Ethical Hacker (CEH), or others is a plus

Benefits

Perks of being one of us:

• Top-notch private health insurance — includes dental and psychological services
• Full-time, permanent contract
• Flexible time off, no blackout dates, plus your birthday, Christmas’ Eve and New Year’s Eve off
• Remote work OR come into the office if you prefer!
• Flextime (7 – 9:30 a.m. / 3:30 – 7:30 p.m)
• Free Friday afternoons (a 7-hour workday!) + 35-hour week in July and August (free afternoons here we come!)
• Enhanced career path designed just for you
• External training budget

• Other: ticket restaurant, nursery tickets
• Budget for team-building activities
• We celebrate all company landmarks

Sounds good? Apply now! We’re looking forward to getting to know you.

Location

Our exceptional offices are in Barcelona's Blue Building, right on the city's seafront. Besides our stunning views, you'll enjoy perks such as free fruit, snacks, and coffee and will be able to take part in our game competitions.

We are an Equal Opportunity Employer and are committed to providing employees with a work environment free of discrimination and harassment.

The personal data you provide will be used solely to manage your candidacy for the purposes of this position. You can exercise your rights of access, rectification, or cancellation by sending a letter to Avenida Litoral, 12-14, 5ta planta, Barcelona 08005. Additionally, you can email us at , including documentation proving your identity.

As our Information Security Management Specialist (m/f/d) , you'll provide experienced support in the implementation and management of the Information Security Management System (ISMS) framework in alignment of current ISO 27001 standard and guidelines. With a focus on cybersecurity, this role involves leading risk assessments, ensuring alignment with industry standards and regulations, and following information security practices and policies.

What you will do

• Contribute to implementation, maintenance along with continuous improvement and associated instructional documentation of ISMS and its controls in line with the requirements of ISO 27001:2022 and similar standards.
li>Ensure compliance and maintenance of ISO 27001:2022 standard as well as all Information Security requirements with respect to laws, regulations, client requirements, NTT DATA and Group requirements including active participation in internal and external ISMS audits.
• Support in information security audits, performed by organization or third-party personnel.
• Ensure that IT systems are assessed against Information Security criteria and operate in compliance with the instructional Information Security documentation.
• Conduct company-wide gap assessment of ISMS clauses and control implementation.
• Ensure vulnerability management, tracking and reporting.
• Collaborate with the IT department to set Information security standard for Cyber Security 
li>Support in preparing management Information Security reports and dashboards.
• Review and respond to customer Service Agreements/RFPs/RFIs with respect to Information Security related clauses/questionnaires.
• Actively participate in Information Security External certification audits, internal audits, and gap assessments.
• Perform other security related task as required.

What we are looking for

• Bachelor’s degree or equivalent in Information Technology or Computer Science degree or related field.
< i>Information Security certifications such as ISO 27001 Lead Auditor/Implementer, CISM, CISA, CRISC, CISSP, CEH, COBIT or equivalent preferred.
• Fluent in English, Multilingual skills are an advantage.
• Skilled proficiency in conducting risk assessments, analyzing security controls, and policy management.
• Excellent communication and interpersonal skills for collaborating with various stakeholders.
• Strong project management skills for handling security initiatives.
• Strong familiarity with aspects related to information security.
• Strong knowledge of ISO 27001 and further relevant standards.

What we offer you

• An agile company culture with short decision-making paths and plenty of opportunities to show personal initiative
• Flexible working time models and mobile working (depending on your role)
• Allowance for the use of public transport and job bikes
• Allowance for the use of health and wellness
• Individual training and development opportunities
• Numerous other additional benefits such as birthday vouchers, employee advisory program, employee referral scheme, lunch allowance, company events, etc.

We look forward to hearing from you!

About the Global Data Centers division of NTT DATA
Global Data Centers is a division of NTT DATA. Our global platform is one of the largest in the world. NTT is ranked as one of the top three leaders worldwide by IDC in their Colocation and Interconnection Services MarketScape, spanning more than 20 countries and regions including North America, Europe, Africa, India and APAC. 

As a neutral operator, we offer access to multiple cloud providers, a large variety of Internet Exchanges and telecommunication network providers including our own IPv6 compliant, tier 1 global IP network. Our clients benefit from tailored infrastructure and experience consistent best practices in design and operations across all of our reliable, scalable and customizable data centers. 

Working at NTT Global Data Centers
At NTT Global Data Centers, we stand as one of the largest data center providers, dedicated to powering the digital infrastructure of tomorrow. Innovation is in our DNA. We thrive on pushing boundaries, exploring new possibilities, and embracing emerging technologies to continuously ensuring that every interaction, every solution, and every outcome exceeds our clients’ expectations. Our values are the guiding principles that shape our culture, define our identity, and propel us forward as one of the industry leaders. 

Interested in becoming part of an agile international team and actively shaping the digital infrastructure of tomorrow?
Join our team by submitting your application today!

As our Information Security Management Specialist (m/f/d) , you'll provide experienced support in the implementation and management of the Information Security Management System (ISMS) framework in alignment of current ISO 27001 standard and guidelines. With a focus on cybersecurity, this role involves leading risk assessments, ensuring alignment with industry standards and regulations, and following information security practices and policies.

What you will do

• Contribute to implementation, maintenance along with continuous improvement and associated instructional documentation of ISMS and its controls in line with the requirements of ISO 27001:2022 and similar standards.
li>Ensure compliance and maintenance of ISO 27001:2022 standard as well as all Information Security requirements with respect to laws, regulations, client requirements, NTT DATA and Group requirements including active participation in internal and external ISMS audits.
• Support in information security audits, performed by organization or third-party personnel.
• Ensure that IT systems are assessed against Information Security criteria and operate in compliance with the instructional Information Security documentation.
• Conduct company-wide gap assessment of ISMS clauses and control implementation.
• Ensure vulnerability management, tracking and reporting.
• Collaborate with the IT department to set Information security standard for Cyber Security 
li>Support in preparing management Information Security reports and dashboards.
• Review and respond to customer Service Agreements/RFPs/RFIs with respect to Information Security related clauses/questionnaires.
• Actively participate in Information Security External certification audits, internal audits, and gap assessments.
• Perform other security related task as required.

What we are looking for

• Bachelor’s degree or equivalent in Information Technology or Computer Science degree or related field.
< i>Information Security certifications such as ISO 27001 Lead Auditor/Implementer, CISM, CISA, CRISC, CISSP, CEH, COBIT or equivalent preferred.
• Fluent in English, Multilingual skills are an advantage.
• Skilled proficiency in conducting risk assessments, analyzing security controls, and policy management.
• Excellent communication and interpersonal skills for collaborating with various stakeholders.
• Strong project management skills for handling security initiatives.
• Strong familiarity with aspects related to information security.
• Strong knowledge of ISO 27001 and further relevant standards.

What we offer you

• An agile company culture with short decision-making paths and plenty of opportunities to show personal initiative
• Flexible working time models and mobile working (depending on your role)
• Allowance for the use of public transport and job bikes
• Allowance for the use of health and wellness
• Individual training and development opportunities
• Numerous other additional benefits such as birthday vouchers, employee advisory program, employee referral scheme, lunch allowance, company events, etc.

We look forward to hearing from you!

About the Global Data Centers division of NTT DATA
Global Data Centers is a division of NTT DATA. Our global platform is one of the largest in the world. NTT is ranked as one of the top three leaders worldwide by IDC in their Colocation and Interconnection Services MarketScape, spanning more than 20 countries and regions including North America, Europe, Africa, India and APAC. 

As a neutral operator, we offer access to multiple cloud providers, a large variety of Internet Exchanges and telecommunication network providers including our own IPv6 compliant, tier 1 global IP network. Our clients benefit from tailored infrastructure and experience consistent best practices in design and operations across all of our reliable, scalable and customizable data centers. 

Working at NTT Global Data Centers
At NTT Global Data Centers, we stand as one of the largest data center providers, dedicated to powering the digital infrastructure of tomorrow. Innovation is in our DNA. We thrive on pushing boundaries, exploring new possibilities, and embracing emerging technologies to continuously ensuring that every interaction, every solution, and every outcome exceeds our clients’ expectations. Our values are the guiding principles that shape our culture, define our identity, and propel us forward as one of the industry leaders. 

Interested in becoming part of an agile international team and actively shaping the digital infrastructure of tomorrow?
Join our team by submitting your application today!

As our Information Security Management Specialist (m/f/d) , you'll provide experienced support in the implementation and management of the Information Security Management System (ISMS) framework in alignment of current ISO 27001 standard and guidelines. With a focus on cybersecurity, this role involves leading risk assessments, ensuring alignment with industry standards and regulations, and following information security practices and policies.

What you will do

• Contribute to implementation, maintenance along with continuous improvement and associated instructional documentation of ISMS and its controls in line with the requirements of ISO 27001:2022 and similar standards.
li>Ensure compliance and maintenance of ISO 27001:2022 standard as well as all Information Security requirements with respect to laws, regulations, client requirements, NTT DATA and Group requirements including active participation in internal and external ISMS audits.
• Support in information security audits, performed by organization or third-party personnel.
• Ensure that IT systems are assessed against Information Security criteria and operate in compliance with the instructional Information Security documentation.
• Conduct company-wide gap assessment of ISMS clauses and control implementation.
• Ensure vulnerability management, tracking and reporting.
• Collaborate with the IT department to set Information security standard for Cyber Security 
li>Support in preparing management Information Security reports and dashboards.
• Review and respond to customer Service Agreements/RFPs/RFIs with respect to Information Security related clauses/questionnaires.
• Actively participate in Information Security External certification audits, internal audits, and gap assessments.
• Perform other security related task as required.

What we are looking for

• Bachelor’s degree or equivalent in Information Technology or Computer Science degree or related field.
< i>Information Security certifications such as ISO 27001 Lead Auditor/Implementer, CISM, CISA, CRISC, CISSP, CEH, COBIT or equivalent preferred.
• Fluent in English, Multilingual skills are an advantage.
• Skilled proficiency in conducting risk assessments, analyzing security controls, and policy management.
• Excellent communication and interpersonal skills for collaborating with various stakeholders.
• Strong project management skills for handling security initiatives.
• Strong familiarity with aspects related to information security.
• Strong knowledge of ISO 27001 and further relevant standards.

What we offer you

• An agile company culture with short decision-making paths and plenty of opportunities to show personal initiative
• Flexible working time models and mobile working (depending on your role)
• Allowance for the use of public transport and job bikes
• Allowance for the use of health and wellness
• Individual training and development opportunities
• Numerous other additional benefits such as birthday vouchers, employee advisory program, employee referral scheme, lunch allowance, company events, etc.

We look forward to hearing from you!

About the Global Data Centers division of NTT DATA
Global Data Centers is a division of NTT DATA. Our global platform is one of the largest in the world. NTT is ranked as one of the top three leaders worldwide by IDC in their Colocation and Interconnection Services MarketScape, spanning more than 20 countries and regions including North America, Europe, Africa, India and APAC. 

As a neutral operator, we offer access to multiple cloud providers, a large variety of Internet Exchanges and telecommunication network providers including our own IPv6 compliant, tier 1 global IP network. Our clients benefit from tailored infrastructure and experience consistent best practices in design and operations across all of our reliable, scalable and customizable data centers. 

Working at NTT Global Data Centers
At NTT Global Data Centers, we stand as one of the largest data center providers, dedicated to powering the digital infrastructure of tomorrow. Innovation is in our DNA. We thrive on pushing boundaries, exploring new possibilities, and embracing emerging technologies to continuously ensuring that every interaction, every solution, and every outcome exceeds our clients’ expectations. Our values are the guiding principles that shape our culture, define our identity, and propel us forward as one of the industry leaders. 

Interested in becoming part of an agile international team and actively shaping the digital infrastructure of tomorrow?
Join our team by submitting your application today!

As our Information Security Management Specialist (m/f/d) , you'll provide experienced support in the implementation and management of the Information Security Management System (ISMS) framework in alignment of current ISO 27001 standard and guidelines. With a focus on cybersecurity, this role involves leading risk assessments, ensuring alignment with industry standards and regulations, and following information security practices and policies.

What you will do

• Contribute to implementation, maintenance along with continuous improvement and associated instructional documentation of ISMS and its controls in line with the requirements of ISO 27001:2022 and similar standards.
li>Ensure compliance and maintenance of ISO 27001:2022 standard as well as all Information Security requirements with respect to laws, regulations, client requirements, NTT DATA and Group requirements including active participation in internal and external ISMS audits.
• Support in information security audits, performed by organization or third-party personnel.
• Ensure that IT systems are assessed against Information Security criteria and operate in compliance with the instructional Information Security documentation.
• Conduct company-wide gap assessment of ISMS clauses and control implementation.
• Ensure vulnerability management, tracking and reporting.
• Collaborate with the IT department to set Information security standard for Cyber Security 
li>Support in preparing management Information Security reports and dashboards.
• Review and respond to customer Service Agreements/RFPs/RFIs with respect to Information Security related clauses/questionnaires.
• Actively participate in Information Security External certification audits, internal audits, and gap assessments.
• Perform other security related task as required.

What we are looking for

• Bachelor’s degree or equivalent in Information Technology or Computer Science degree or related field.
< i>Information Security certifications such as ISO 27001 Lead Auditor/Implementer, CISM, CISA, CRISC, CISSP, CEH, COBIT or equivalent preferred.
• Fluent in English, Multilingual skills are an advantage.
• Skilled proficiency in conducting risk assessments, analyzing security controls, and policy management.
• Excellent communication and interpersonal skills for collaborating with various stakeholders.
• Strong project management skills for handling security initiatives.
• Strong familiarity with aspects related to information security.
• Strong knowledge of ISO 27001 and further relevant standards.

What we offer you

• An agile company culture with short decision-making paths and plenty of opportunities to show personal initiative
• Flexible working time models and mobile working (depending on your role)
• Allowance for the use of public transport and job bikes
• Allowance for the use of health and wellness
• Individual training and development opportunities
• Numerous other additional benefits such as birthday vouchers, employee advisory program, employee referral scheme, lunch allowance, company events, etc.

We look forward to hearing from you!

About the Global Data Centers division of NTT DATA
Global Data Centers is a division of NTT DATA. Our global platform is one of the largest in the world. NTT is ranked as one of the top three leaders worldwide by IDC in their Colocation and Interconnection Services MarketScape, spanning more than 20 countries and regions including North America, Europe, Africa, India and APAC. 

As a neutral operator, we offer access to multiple cloud providers, a large variety of Internet Exchanges and telecommunication network providers including our own IPv6 compliant, tier 1 global IP network. Our clients benefit from tailored infrastructure and experience consistent best practices in design and operations across all of our reliable, scalable and customizable data centers. 

Working at NTT Global Data Centers
At NTT Global Data Centers, we stand as one of the largest data center providers, dedicated to powering the digital infrastructure of tomorrow. Innovation is in our DNA. We thrive on pushing boundaries, exploring new possibilities, and embracing emerging technologies to continuously ensuring that every interaction, every solution, and every outcome exceeds our clients’ expectations. Our values are the guiding principles that shape our culture, define our identity, and propel us forward as one of the industry leaders. 

Interested in becoming part of an agile international team and actively shaping the digital infrastructure of tomorrow?
Join our team by submitting your application today!

This is a remote position.

Please send us your resume via this application website. We come back to you with a first feedback within 2 weeks.By sending your documents to us via this job portal, you agree with our privacy policy you can also find at our website: 

• Monitor security alerts and events using SIEM and other security tools.
• Investigate and analyze security incidents, providing timely reports and recommendations.
• Assist in the development and implementation of security policies and procedures.
• Conduct vulnerability assessments and penetration testing support.
• Manage and maintain security technologies, including firewalls, IDS/IPS, and antivirus software.
• Provide security awareness training to staff.
• Stay up-to-date with the latest security threats and technologies.
• Collaborate with IT teams to ensure security best practices are followed.

• Bachelor's degree in Computer Science, Information Security, or a related field, or equivalent practical experience.
• Proven experience in information security operations or analysis.
• Familiarity with security frameworks (e.g., ISO 27001, NIST).
• Experience with SIEM tools, vulnerability scanners, and network security devices.
• Strong understanding of common cyber threats and attack vectors.
• Excellent analytical and problem-solving skills.
• Good communication and interpersonal skills.
• Ability to work effectively both independently and as part of a hybrid team.

• Monitoring security alerts and events from various systems (SIEM, IDS/IPS, firewalls).
• Investigating and responding to security incidents, including containment, eradication, and recovery.
• Conducting vulnerability assessments and penetration testing.
• Implementing and managing security controls and technologies.
• Developing and maintaining security policies, procedures, and guidelines.
• Performing security awareness training for employees.
• Assisting with security audits and compliance checks.
• Staying up-to-date with the latest cybersecurity threats and trends.
• Collaborating with IT teams to ensure the secure design and implementation of systems.
• Contributing to the development and enhancement of the organisation's overall security posture.