83zero

About the Company

83zero Ltd – IT Recruitment Specialists

With 30 years combined recruitment experience, 83zero Ltd offers a consultative approach delivering a trusted partnership to both our clients and candidates.

We specialise within the contract and interim recruitment market, providing a timely and cost-effective IT contract solution tailored to your needs. What sets us apart is our ability to find the right person in the tightest of deadlines. We also have extensive experience in partnering with our clients providing the best permanent talent through our established network. Our proven search and selection methodology means we secure the best talent for you.

Everyone, and we make no distinction between client and candidate, can expect the same of 83zero: open communication, discretion, knowledge, opinion and, above all, honesty.

You'll be pleasantly surprised by our down-to-earth, pragmatic and honest assessment of what we do: we find the most suitable and relevant opportunities for the most highly qualified and experienced individuals providing a customised solution to our client needs and we've done it for years. Successfully.

Listed Jobs

Company Name

83zero

Job Title

Communications Specialist

Job Description

Job title: Communications Specialist Role Summary: Lead and execute strategic internal and external communications initiatives for a global cyber‑security organization. Develop high‑impact messaging, manage content across platforms, and coordinate PR activities, events, and media relations to strengthen brand visibility and stakeholder engagement. Expactations: - Deliver targeted communications that align with corporate strategy and brand messaging. - Manage multiple concurrent projects within tight deadlines. - Analyze media performance and provide actionable insights to improve future campaigns. Key Responsibilities: - Plan and deliver internal events (e.g., All‑Hands) and update intranet content. - Maintain regional mailing lists and distribution channels. - Coordinate major external announcements, product launches, and partnership releases. - Manage media relations: track coverage, maintain PR distribution lists, and facilitate interviews. - Produce thought‑leadership content for PR and social media campaigns. - Oversee external PR agency work across EMEA. - Compile reports on media metrics and campaign impact using tools such as Cision, Brandwatch, and PR Newswire. - Create visual presentations and dashboards to communicate performance to stakeholders. Required Skills: - 5–7 years of experience in media, communications, or PR (corporate or agency). - Strong media metrics, reporting, and analytics expertise. - Excellent written and verbal communication with high‑quality content production. - Proven project management in fast‑paced environments. - High attention to detail and ability to handle sensitive/technical information. - Proficient with Google Workspace and collaboration tools. Required Education & Certifications: - Bachelor’s degree in Communications, Journalism, Public Relations, Marketing, or related field. - Certifications in PR, media analytics, or digital communications are desirable but not mandatory.

London, United kingdom

Hybrid

Mid level

30-12-2025

Company Name

83zero

Job Title

Cyber Security Specialist

Job Description

**Job Title:** Cyber Security Specialist – Prisma Access Consultant (Financial Services) **Role Summary:** Senior, hands‑on consultant responsible for designing, implementing, and optimizing Palo Alto Networks Prisma Access and broader SASE solutions for regulated financial institutions. Provides technical leadership, integrates with existing Palo Alto security stack, ensures compliance with financial regulatory standards, and transfers knowledge to client teams. **Expectations:** - Deliver end‑to‑end Prisma Access architectures that meet security, performance, and regulatory requirements. - Lead migration from legacy network/security models to cloud‑delivered SASE services. - Produce high‑quality technical documentation and provide effective knowledge transfer. - Act as a trusted technical advisor to senior stakeholders and maintain project timelines within a 12‑month contract. **Key Responsibilities:** - Design and implement Prisma Access solutions across enterprise‑wide financial environments. - Develop and align SASE architectures with financial services security and compliance standards. - Integrate Prisma Access with Palo Alto Networks ecosystem (NGFW, Panorama, etc.). - Support migration of legacy network and security infrastructures to cloud‑based services. - Provide technical leadership, create detailed designs, documentation, and conduct knowledge‑transfer sessions. - Troubleshoot complex issues, optimize performance, resilience, and overall security posture. - Ensure all solutions satisfy regulatory, risk, and compliance mandates specific to financial services. **Required Skills:** - Extensive hands‑on experience delivering Prisma Access in large enterprise settings. - Deep technical expertise with Palo Alto Networks products (NGFW, Panorama, SASE). - Strong knowledge of SASE architecture, cloud security, and secure access transformation. - Proven ability to produce detailed technical designs and documentation. - Excellent communication and stakeholder management skills; comfortable consulting with senior leadership. - Experience operating in highly regulated environments, preferably financial services. **Required Education & Certifications:** - Bachelor’s degree in Computer Science, Information Security, Network Engineering, or related field (or equivalent experience). - Preferred: Palo Alto Networks certifications (e.g., PCNSE, PCNSA). - Relevant industry certifications (e.g., CISSP, CISM, CCSP) are advantageous but not mandatory.

England, United kingdom

Hybrid

07-01-2026

Company Name

83zero

Job Title

Network Engineer (SC Cleared)

Job Description

**Job Title:** Network Engineer (SC Cleared) **Role Summary:** Design, implement, and support enterprise‑scale Cisco SD‑Access and SD‑WAN solutions in a high‑availability banking environment. Ensure network security, performance, and compliance while collaborating across technical and business teams. **Expactations:** * Deliver secure, reliable, and scalable network architectures that meet business and regulatory requirements. * Maintain operational documentation and provide expert guidance on network design best practices. * Complete projects within defined timelines and budget, attending on‑site visits in London as required. **Key Responsibilities:** 1. Design, configure, and deploy Cisco SD‑Access and SD‑WAN solutions. 2. Enforce network security policies, monitor performance, and ensure compliance with industry standards. 3. Diagnose and resolve complex network incidents, reducing MTTR. 4. Work closely with internal stakeholders and external partners to deliver resilient network infrastructure. 5. Participate in hybrid on‑site operations (1‑2 days per week) to support local teams. **Required Skills:** * Proven experience with Cisco SD‑Access and SD‑WAN in large‑scale environments. * Strong knowledge of routing, switching, and enterprise network security. * Ability to troubleshoot and resolve complex network problems quickly. * Familiarity with banking/financial sector network requirements (beneficial but not mandatory). * Excellent communication and collaboration skills for cross‑functional teamwork. **Required Education & Certifications:** * Current Security Classification: SC Clearance (mandatory). * Minimum of a Bachelor’s degree in Computer Science, Information Technology, or related field. * Relevant Cisco certifications (CCNP/CCIE or equivalent) preferred.

London, United kingdom

On site

13-01-2026

Company Name

83zero

Job Title

Principal Consultant

Job Description

**Job Title** Principal Consultant – Prisma Access (Professional Services) **Role Summary** Senior, hands‑on consultant responsible for leading end‑to‑end delivery of Prisma Access and SASE projects for enterprise customers. Owns technical direction, architecture, design, implementation, migration, and knowledge transfer while setting delivery standards and mentoring junior consultants. **Expectations** - Deliver high‑quality, secure networking solutions on schedule. - Serve as the technical authority and escalation point for projects. - Define and enforce best‑practice delivery templates and standards. - Lead and mentor consulting teams and drive continuous improvement. - Communicate effectively with senior customer stakeholders and project managers. **Key Responsibilities** - Lead full lifecycle of Prisma Access/SASE engagements (assessment, design, implementation, migration, handover). - Produce High‑Level and Low‑Level Designs, migration plans, runbooks, and documentation. - Conduct customer workshops, requirements sessions, and technical design reviews. - Architect and execute migrations from legacy VPN, MPLS, or on‑prem firewall estates to Prisma Access. - Troubleshoot and resolve complex network and security issues. - Collaborate with project managers and delivery teams to ensure successful outcomes. - Shape and improve consulting delivery standards, templates, and best practices. **Required Skills** - Hands‑on experience delivering Prisma Access in enterprise environments. - Deep knowledge of SASE/SSE architectures, Zero Trust, and modern access models. - Strong networking fundamentals: routing, VPNs, firewalls. - Identity integration experience (Entra ID/Azure AD, Okta, etc.). - Proven consulting / professional services delivery with senior‑level customer interaction. - Excellent documentation and design skills (HLD/LLD). - Experience migrating from legacy VPN, MPLS, or on‑prem firewall (Palo Alto or similar) environments. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Information Technology, Engineering, or related field (or equivalent experience). - Relevant certifications preferred: Palo Alto Networks PCNSE, Prisma Access certifications. - Additional networking or security certifications (e.g., CCNP, CISSP) are a plus.

London, United kingdom

Hybrid

Senior

19-01-2026