Job Description

DevNull Security are a small group of cybersecurity SME's with decades of experience defending high-value assets and systems against the world's most advanced threats. We are dedicated to protecting organisations against evolving cyber threats, intent on delivering quality and value to our clients across architecture, engineering, consultancy, and PMO. We offer a dynamic work environment, opportunities for growth, and a commitment to excellence.

Requirements

Significant experience and proven technical depth within network security, and to include exposure to;

o Segmentation and Micro-Segmentation: Dividing the network into smaller, isolated segments to limit attack surfaces.

o Network Access Control (NAC): Enforcing security policies for devices attempting to access the network.

o Secure Protocols: Implementing secure communication protocols like TLS/SSL, IPsec, and SSH.

o Network Traffic Analysis: Monitoring and analysing network traffic to detect and respond to anomalies.

o Network Security Policies: Defining and enforcing policies for secure network operations and access.

Experience and working history in one of the following other domains of cybersecurity; security operations & incident response, threat & vulnerability management, identity & access management, cryptography, infrastructure, application, data, cloud Broad background across information technology with the ability to communicate clearly with non-security technical SMEs at a comfortable level Experience and understanding of both the roles and interlock between enterprise & solution architecture Experience in both operational and transformation cybersecurity roles or a clear working understanding of both perspectives Experience working in large-scale IT transformation programmes

Qualifications & Certifications:

Masters or doctorate degree in cybersecurity, computer science, software engineering, or related field CISSP/CISM certification or other broad cybersecurity industry-recognised certificate SABSA or TOGAF certified preferred

Platform & Technology:

BizzDesign, Archi, or generic UML visualisation experience for high-level designs High proficiency and expertise in Jira for project & tasks management Working proficiency in Confluence for documentation

Accountabilities and Responsibilities

Produce clear cybersecurity requirements based on regulatory and business findings Produce, manage, and update end-to-end solution designs in line with reference architecture & business requirements Articulate and publish key design decision records and options to ensure all solutions follow a logical, transparent decision-making process Articulate, publish, and ensure approval of any design deviations resulting in technical debt Ensure any technical risks or issues arising from a solution design are recorded and mitigated. Produces, manages and translates the requirements into the architecture for that solution, ensuring technology and services meet the customer needs and expected business outcomes Ensures the design of the solutions are efficient, timely and cost effective throughout the project lifecycle Clear understanding of both the motivations of the business and technical security Promote strong documentation and clerkship

Governance:

Ensures all high-level designs, architecture patterns, decision records, deviation requests, and technical risks or issue records undergo architectural and project governance processes Ensure all architecture artefacts undergo appropriate peer review prior to design authority presentation Present publications at technical design authorities for input, feedback, and approval

Risk and Dependency Management:

Effectively manages and escalates both technical and project risks or issues Articulates solutions and remediation steps to technical risks & issues Ability to map design decisions to resultant technical risks & issues to articulate the cause and rationale which leads to any negatively impacting change

Leadership & Teamwork

Provides technical thought leadership in their domain of expertise Willingness and ability to work across information technology as a cybersecurity SME Ability to manage a project team of technical architects, engineers, and/or analysts Ability to take a deputised role in programme management-related tasks where necessary

Your Base

Whilst DevNull Security are a remote-first company, our consulting team may be required to travel to a physical site 2-3 times per week (either Edinburgh, Birmingham, Sheffield, Manchester, London or Glasgow) subject to project/customer requirements.

A career in cybersecurity should be accessible for everyone. We encourage all applicants, regardless of race, ethnicity, gender, age, sexual orientation, disability, or neurotype. We want to ensure our hiring experience is inclusive, fair, and accessible but recognize that as a new company, we might sometimes miss something.

Requirements added by the job poster

Commute to this job's location No need for visa sponsorship Authorized to work in United Kingdom Working in a hybrid setting
Job Type: Full-time

Pay: 80,000.00-90,000.00 per year

Benefits:

Company events Company pension Life insurance Private medical insurance Referral programme Work from home
Work Location: Hybrid remote in Edinburgh EH12 9DT

Application deadline: 28/07/2025
Reference ID: SSC