Lead Software Security Engineer

BDO UK
united kingdom
1 month ago
Applications closed

Related Jobs

View all jobs

Security Engineer, Incident Response , AWS CorporateSecurity (08/05/2025)

Cyber Security Engineer

Cyber Security Engineer

Senior Application Security Engineer In Belfast, Northern Ireland, United Kingdom

Senior Cloud Security Architect

Information Security Officer

We're BDO. An accountancy and business advisory firm, providing the advice and solutions entrepreneurial organisations need to navigate today's changing world.

We work with the companies that are Britain's economic engine – ambitious, entrepreneurially–spirited and high growth businesses that fuel the economy – and directly advise the owners and management teams that lead them.

We'll broaden your horizons

To ensure our services and applications are fit for the modern market, our IT team collaborates with every department. They develop, they explore and they implement the new ideas helping us to change the future of accounting, tax and business consulting. But, just as importantly, they maintain the tech that keeps us advancing. By testing and adopting the future of financial technical solutions, they find new and exciting ways to drive us forward. In an IT role at BDO, you'll become part of a team that acts as the backbone for our business. No matter who you are or what your skillset is, we'll give you the training and support you need to achieve whatever you put your mind to.

We'll help you succeed

Leading organisations trust us because of the quality of our advice. That quality grows from a thorough understanding of their business, and that understanding comes from working closely with them and building long–lasting relationships.

We are seeking a highly motivated and experienced Lead Software Security Engineer to join our team. You will have a strong background in software development, security, and operations. This role is required to support the Digital Product Management team in embedding security requirements and best practices into new Digital Products and Services. You will work closely with the Digital Product Management and IT Security teams to establish and build the right security controls and quality state gates across the product lifecycle. This includes security tooling to manage these controls.

In this busy and rewarding role, you'll also:

  • Collaborate with software development teams to integrate security into the development lifecycle
  • Own the cultural shift to a Security DevSecOps mindset
  • Manage & implement security controls, tools, and processes to secure applications and infrastructure
  • Monitor and respond to security incidents and threats in a timely manner
  • Stay up–to–date with security trends and best practices to continuously improve security posture
  • Automate security testing and deployment processes to ensure rapid and secure delivery of software
  • Develop and maintain security documentation and training materials
  • Develop and implement the product security strategy in alignment with organisational goals
  • Integrate Application Security Tools within existing Development Processes
  • Assist with the Planning & Execution of Application Penetration Tests
  • Serve as a Subject Matter Expert (SME) in the field of Application Security
  • Define security NFR's and ensure these are met
  • Report on compliance with security standards

You'll be someone with:

  • Strong experience in software development and security
  • Proficient in scripting languages such as Powershell, YAML, JASON, etc.
  • Experience conducting risk assessments and threat modelling for software development and advise where necessary
  • Experience in software security design review
  • Strong knowledge of Agile, DevSecOps, System Engineer and or equivalent
  • Knowledge of security standards and secure development principles such as NCSC Secure Development & Deployment Guidance, OWASP, NIST Secure Software Development Framework (SSDF – 800–218), Microsoft Azure Secure Development best practices, ISO27001
  • Experience with Azure cloud infrastructure, particularly Azure PaaS service
  • Experience with Azure DevOps, particularly CI/CD and backlog management
  • Prepare and present regular security reports to senior management, ensuring compliance with security standards and regulations
  • Expertise with security tools and familiarity with DevSecOps processes
  • Bachelor's or Master's degree in Computer Science, Cybersecurity, or related field (preferable)

You'll be able to be yourself; we'll recognise and value you for who you are and celebrate and reward your contributions to the business. We're committed to agile working, and we offer every colleague the opportunity to work in ways that suit you, your teams, and the task at hand.

At BDO, we'll help you achieve your personal goals and career ambitions, and we have programmes, resources, and frameworks that provide clarity and structure around career development.

We're in it together

Mutual support and respect is one of BDO's core values and we're proud of our distinctive, people–centred culture. From informal success conversations to formal mentoring and coaching, we'll support you at every stage in your career, whatever your personal and professional needs.

Our agile working framework helps us stay connected, bringing teams together where and when it counts so they can share ideas and help one another. At BDO, you'll always have access to the people and resources you need to do your best work.

We know that collaboration is the key to creating value for the companies we work with and satisfying experiences for our colleagues, so we've invested in state–of–the–art collaboration spaces in our offices. BDO's people represent a wealth of knowledge and expertise, and we'll encourage you to build your network, work alongside others, and share your skills and experiences. With a range of multidisciplinary events and dedicated resources, you'll never stop learning at BDO.

We're looking forward to the future

At BDO, we help entrepreneurial businesses to succeed, fuelling the UK economy. Our success is powered by our people, which is why we're always finding new ways to invest in you. Across the UK thousands of unique minds continue to come together to help companies we work with to achieve their ambitions.

We've got a clear purpose, and we're confident in our future, because we're adapting and evolving to build on our strengths, ensuring we continue to find the right combination of global reach, integrity and expertise. We shape the future together with openness and clarity, because we believe in empowering people to think creatively about how we can do things better.

#J-18808-Ljbffr

Get the latest insights and jobs direct. Sign up for our newsletter.

By subscribing you agree to our privacy policy and terms of service.

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

Cyber Security Jobs at Newly Funded UK Start-ups: Q3 2025 Investment Tracker

Cyber security is no longer just a topic for tech-savvy professionals—it’s an essential pillar of every modern organisation. From protecting sensitive customer data to thwarting state-sponsored attacks, cyber security teams play a crucial role in safeguarding digital infrastructures across all sectors. In the UK, cyber security innovation is thriving, fuelled by a fertile mix of venture capital, government backing, and an ever-growing pool of talented specialists. Now, in the third quarter of 2025, we’ve seen a fresh influx of funding for cyber security start-ups that are poised to shape the industry’s future. This Q3 2025 Investment Tracker highlights newly funded UK-based cyber security start-ups, their core offerings, and—most importantly—the wide range of job opportunities they’re creating. Whether you’re a veteran security analyst, a pen tester, or a newcomer eager to explore the defensive side of tech, these start-ups are actively seeking professionals to help drive their next phase of growth. We’ll also guide you through the essential skills in demand, strategies to secure a role, and how to leverage CyberSecurityJobs.tech to fast-track your job search.

Portfolio Projects That Get You Hired for Cyber Security Jobs (With Real GitHub Examples)

With rising cyber threats and increasingly sophisticated attacks, cyber security has become a critical priority for organisations worldwide. From penetration testers (pentesters) and SOC analysts to cloud security engineers and threat intelligence specialists, the demand for skilled cyber security professionals continues to surge. But how do you stand out in a growing field? Alongside your CV, an impressive cyber security portfolio can be the distinguishing factor that convinces employers you’re the right fit. In this comprehensive guide, you’ll discover: Why a cyber security portfolio is essential for job seekers in this domain. How to align portfolio projects with different cyber security career paths. Real GitHub examples that demonstrate best practices in security-focused projects. Actionable project ideas you can start today, from penetration testing labs to blue-team detection pipelines. Best practices for organising your repos and presenting your work so hiring managers can instantly see your impact. When you’re ready to pursue your next opportunity, remember to upload your CV on CyberSecurityJobs.tech. Our specialised platform connects talented security professionals with employers who need your expertise—exactly what your portfolio will showcase.

Cyber Security Job Interview Warm‑Up: 30 Real Coding & System‑Design Questions

The need for skilled cyber security professionals has never been greater. As organisations rapidly digitise their operations and store increasing amounts of sensitive data online, cyber threats loom large—ranging from sophisticated ransomware attacks to insider threats and state‑sponsored espionage. Against this backdrop, cyber security jobs remain some of the most in‑demand and mission‑critical roles on the market. If you’re preparing for a cyber security interview, expect to be tested on a broad spectrum of topics—from secure coding and incident response to network security architecture and compliance standards. In many cases, companies also include problem‑solving exercises and system design scenarios to gauge how well you can apply theoretical knowledge to real‑world threats. To help you ace these assessments, we’ve compiled 30 real coding & system‑design questions you might encounter. Each reflects a key area of cyber security—whether it’s encryption and key management, threat modelling, or designing a zero‑trust network. Along the way, we’ll offer insights and best practices so you can stand out from the crowd. If you’re on the lookout for exciting cyber security roles in the UK, head to www.cybersecurityjobs.tech. There, you’ll discover a range of positions—covering everything from penetration testing and threat intelligence to compliance management and security operations. Let’s dive into the essentials of interview readiness.