Senior Security Specialist

Compensation Range:

This role offers a location-based annual salary of £70,000–£80,000 for candidates based in London and £65,000–£75,000 for candidates based outside of London.

Compensation Disclaimer: The salary range listed reflects the base pay for this role at Altus Group and is provided where required by local regulations. Actual offers may differ based on experience, market conditions, and other relevant factors. The range does not include additional compensation such as bonuses, equity, benefits, or other incentives.

Who we need

Reporting to the Senior Manager, Information Security, we are hiring a Senior Security Specialist to join our Security Engineering team. As our new Senior Security Specialist, you will play a critical role in advancing Altus Group's security maturity by strengthening our security operations, expanding our offensive security capabilities, and improving how we detect and respond to emerging threats. Working across security engineering, threat intelligence, incident response, and cloud security, you will identify opportunities to improve detection, automate processes, mature security technologies, and strengthen our overall security posture.

This is a fully remote role open to candidates based in the UK, Germany, France, or Luxembourg. You will work as part of a geographically distributed security engineering team spanning the UK and Canada.

What's in it for you

Build and shape our offensive security capabilities. This is an opportunity to leave a lasting mark on a growing security program. You will play a key part in advancing Altus Group's offensive security capabilities, helping mature our purple team program, strengthen threat hunting practices, and influence how the organization approaches adversary simulation and security testing.

Make an impact. You will have the trust to identify opportunities, recommend solutions, and lead initiatives that strengthen Altus Group's security posture. Working closely with the Senior Manager, Information Security, you will help shape the security roadmap while partnering across Security Operations and technology teams to drive continuous improvement.

Work across the full spectrum of modern cybersecurity. From security engineering and cloud security to incident response, threat intelligence, automation, and offensive security, this role offers technical breadth. You will solve complex security challenges, improve detection and response capabilities, mentor Security Operations analysts, and contribute to the organization's evolving AI security strategy.

As our new Senior Security Specialist, you will:

• Advance our security engineering roadmap. You will strengthen Altus Group's cybersecurity maturity by improving security engineering practices, enhancing detection and response capabilities, and evolving our security technologies. Working across cloud, infrastructure, and security platforms, you will identify opportunities to automate processes, improve visibility, and build more resilient security operations.
• Lead offensive security initiatives. You will help mature our offensive security capabilities by leading threat hunting activities, advancing our purple team program, and supporting adversary emulation and complex incident investigations. Working closely with the Security Operations Centre, you will provide technical leadership, mentor analysts, and help strengthen our ability to detect and respond to emerging threats.
• Drive innovation and continuous improvement. You will help shape the future of security at Altus Group by contributing to our AI security roadmap, evaluating emerging technologies, and introducing new ideas that improve how we protect the business. As a senior technical contributor, you will have the autonomy to influence the security roadmap and lead initiatives that deliver lasting value across the organization.

You bring:

• The security engineering expertise. You have experience across security engineering and security operations, with the ability to solve complex technical challenges and strengthen an organization's security capabilities. You are comfortable acting as a senior technical escalation point, leading engineering initiatives, and balancing operational priorities with long-term improvements.
• The infrastructure foundation. You understand that strong security starts with strong technical fundamentals. Whether your background began in networking, systems administration, cloud infrastructure, or platform engineering, you bring a deep understanding of enterprise infrastructure, including networking, operating systems, DNS, firewalls, and cloud environments, and understand how these components work together to build secure, resilient systems.
• The cloud security knowledge. You have hands-on experience securing cloud environments, including Azure, Entra ID, AWS, and SaaS platforms. You understand modern identity, infrastructure, and cloud security principles and can implement and continuously improve security controls across complex technology environments.
• The offensive security and threat intelligence expertise. You bring experience with threat hunting, incident response, adversary emulation, and detection engineering, along with a strong understanding of cyber threat intelligence and frameworks such as MITRE ATT&CK. You are comfortable analyzing threat intelligence, understanding attacker tactics, techniques, and procedures (TTPs), and applying that knowledge within a security operations environment.
• The ownership mindset. You thrive in environments where you are trusted to define priorities, solve complex problems independently, and take ownership of meaningful initiatives. You are naturally curious, proactive, and comfortable working with a high degree of autonomy.
• The communication skills. You communicate effectively with technical and non-technical stakeholders, building strong relationships across Security Operations, Engineering, and leadership teams. You can mentor others, collaborate across functions, and communicate complex technical concepts in a clear and practical way.
• The commitment to continuous learning. You enjoy keeping pace with new technologies, evolving cyber threats, and emerging security practices. You are motivated to continually expand your knowledge and apply new ideas to strengthen security capabilities.

Apply now

If you're excited about this role but your experience aligns differently with every requirement, we encourage you to apply. While specific qualifications may be strictly required, others can be based on various experiences, backgrounds, and knowledge. We can't promise an interview, but we will consider your whole application.

What you can expect from our interview process:

• A virtual interview with a Talent Advisor to discuss your interest in joining the company and in the role. The conversation will be recorded using BrightHire, an AI-powered video interview tool. More details will be shared when you are invited to interview.
• A virtual interview with Senior Manager, Information Security, focused on your technical expertise in security engineering, infrastructure, cloud security, incident response, threat hunting, and offensive security. you will also discuss your approach to solving complex technical challenges, mentoring others, and driving security initiatives in a highly autonomous environment.
• A final virtual interview with the Director of Security to explore your leadership style, collaboration approach, and ability to influence security strategy across the organization. This conversation will also focus on how you partner with cross-functional teams, contribute to long-term security maturity, and thrive within a small, high-impact engineering team.

Unlock your Altus Experience!

If you're looking to advance your career in in an industry that is transitioning for greatness, there's no better place than Altus Group.

Our high trust, high performance culture prioritizes progressive programs that empower you to deliver your greatest performance while promoting collective success where everyone is recognized and connected.

We offer boundless opportunities in a rapidly growing global business: mentorship from the best and brightest in CRE, access to our Altus Intelligence Academy, and the chance to work with the best data sets, tools and technology in the industry.

What Altus Group offers:

• Rewarding performance: competitive compensation, incentive and bonus plans, and a total rewards package prioritizing mental, physical, and financial well-being.

• Growth and development: we invest in your professional learning. Our Altus Intelligence Academy offers over 150,000 hours of learning content.

• Flexible work model: our Activity-Based Work model provides flexibility to align your work location to the needs of the work — use the office for collaboration and remote work for focused tasks.

Inclusivity & Accessibility

Altus Group is committed to fostering an inclusive work environment where all clients and employees feel welcomed, accepted and valued. We provide an atmosphere free from barriers to promote diversity, equity, and inclusion, and encourage equal opportunities for all employees. We're seeking candidates with diverse experiences and provide accessible candidate experiences throughout the selection process. If you need accommodation, please contact us at View email address on click.appcast.io or View phone number on click.appcast.io.

Use of Artificial Intelligence

AI tools may be used to support the initial stages of screening for this role; however, all assessments and final hiring decisions are reviewed and made by an Altus Group hiring professional.

Background Checks

Please note that as part of our commitment to maintaining a safe and secure workplace, Altus Group may conduct background checks on candidates who receive a conditional offer of employment. These checks may include, but are not limited to, verification of employment history, education credentials, criminal records, credit history (where relevant), and reference checks. The scope and nature of background checks may vary depending on the role, location, and applicable laws. All background checks will be conducted in compliance with local laws and regulations, and candidates will be informed of any checks required as part of the recruitment process.

Other Notes / Application Process

We appreciate all applicants; however, only those selected to move forward will be contacted. Thank you for your interest in Altus Group.