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SRT Marine Systems

Maritime surveillance and safety technology provider

Security & Compliance Manager

Full-TimeUpdated on 10/21/2026
No salary listed
Expert
Bristol, UK
HybridPrimarily Bristol office, with occasional travel to Cardiff and Bath and occasional customer-site travel worldwide.
CybersecuritySecurity Governance, Risk & Compliance

About the job

Requirements
  • Strong experience in security management, security assurance, compliance, or a similar role, ideally involving systems delivered into and operated within customer environments.
  • A track record of achieving and maintaining certifications such as ISO 27001 and Cyber Essentials Plus, including managing audits.
  • Practical understanding of securing deployed infrastructure, including firewalls, patching, secure configuration, and equipment lifecycle management.
  • Experience leading customer-facing security engagements, including security questionnaires, accreditation, and third-party assurance.
  • Ability to champion change across teams and influence stakeholders without direct authority.
  • Judgement to assess risk and business impact pragmatically.
  • Experience coordinating third-party security providers such as managed security operations centers or security service partners.
  • Familiarity with recognized frameworks such as ISO 27001, Cyber Essentials Plus, NIST Cybersecurity Framework, or similar.
Responsibilities
  • Act as the senior voice and champion for security across delivery and customer operations, ensuring deployed systems receive the same security attention as new systems.
  • Define customer operating policies, principles, and patterns for delivery and customer-facing teams to follow for secure implementation and operation of SRT systems.
  • Own the through-life security of equipment deployed in customer environments, including patching, secure configuration, lifecycle management, and end-of-life replacement.
  • Lead responses to customer security requirements, assurance questionnaires, and connection approvals, including for sophisticated government and defense customers.
  • Work with internal stakeholders to ensure engineering and operational reality supports security claims made to customers, partners, and auditors.
  • Lead assurance and certification activity, including Cyber Essentials Plus, ISO 27001, and other relevant standards.
  • Bring together security expertise across the business into a coherent, prioritized improvement program.
  • Direct external security partners as an extended resource pool for monitoring, assessments, and remediation.
  • Assign pragmatic risk levels and support sensible prioritization of remediation alongside project delivery and other commitments.
  • Report clearly to senior leadership on risk, progress, and priorities in business terms.
Desired Qualifications
  • Experience in an engineering or manufacturing business delivering long-lived systems would be helpful.
  • Experience in high-trust, regulated, or mission-critical environments would be valuable.

About the company

SRT Marine Systems provides maritime surveillance, intelligence, navigation safety, and situational awareness technologies used by governments and commercial users. Its systems collect and fuse maritime data to give real-time event detection, identification, and assessment, enabling coast guards, fishing agencies, infrastructure owners, and vessel operators to monitor, secure, and navigate effectively. The company differentiates itself with an end-to-end, scalable maritime information platform that integrates surveillance, identification, and decision support for both public agencies and commercial customers, backed by continuous product improvements. Its goal is to extend digital maritime awareness worldwide, delivering reliable performance and actionable intelligence that helps customers observe, understand, and act in their maritime environments.

Company Size

51-200

Company Stage

IPO

Headquarters

Bath, United Kingdom

Founded

1987

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Simplify's Take

What believers are saying

  • FY2025 revenue jumped 426% to £78.0 million, proving delivery scale.
  • March 2026 signed contracts lifted active and pending projects above £600 million.
  • Philippine courts cleared Simon Tucker in March 2026, removing a reputational overhang.

What critics are saying

  • US$261 million activation still depends on UKEF financing, delaying revenue recognition.
  • AIM dilution hit twice in 2026 after April's oversubscribed placing and retail offer.
  • One sovereign contract failure would damage credibility, cash flow, and future pipeline conversions.

What makes SRT Marine Systems unique

  • SRT sells sovereign maritime surveillance systems, not commodity navigation hardware.
  • Its national-scale MDA platform embeds sensors, software, and project delivery into one stack.
  • The company already signed a US$261 million sovereign contract in March 2026.

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Benefits

  • Health Insurance
  • Professional Development Budget

Growth & Insights and Company News

Headcount

6 month growth

18%

1 year growth

18%

2 year growth

18%
Kalkine Media
Jul 30th, 2026
Oliver Plunkett Boosts Direct Stake in SRT Marine Systems with 190,456 Shares Acquisition

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Financial News
Jul 28th, 2026
SRT Marine Systems revenue surges 426% as order pipeline hits £1.8bn.

SRT Marine Systems revenue surges 426% as order pipeline hits £1.8bn. SRT Marine Systems revenue surged 426% to £78.0m for the year ended 30 June 2025, up from £14.8m the prior year, according to the group's SRT Marine Systems annual report. The AIM-listed company, currently trading at around 80p and capitalised at roughly £220m, reported a profit before tax and exceptional one-off non-cash finance charge of £4.9m. SRT Marine Systems revenue and margin gains. The MDA systems division drove the bulk of revenues, contributing £68.5m. The navigation safety business added £9.5m. Group gross profit margin widened to 31% from 28% in the prior year, a gain that reflects the increasing scale of system contract delivery. The revenue step-change is not a one-quarter event. The London Stock Exchange filing for SRT's half-year report published on 16 March 2026 showed revenues up 95% to £51.1m for that period alone, indicating the momentum has carried into the current financial year. Pipeline, contracts and the cash position. The new system contract prospects pipeline stood at £1.8bn as at the FY2025 results, up from £1.2bn at the time of the FY2024 annual report, according to DirectorsTalk coverage of the results. Post the year end, the group received notification of an award from a new sovereign customer for a substantial maritime surveillance system. The contract is expected to be worth approximately US$200m, subject to completion of the project contract and a project financing package. On 8 May 2026, SRT announced a £5m System Support Contract, as filed via Investegate regulatory news. Support contracts of this type typically follow the delivery phase of larger system deployments and provide recurring revenue. The group also completed an oversubscribed placing and an oversubscribed retail offer in April 2026, with results announced on 14 and 15 April 2026 respectively. The dual raise, both tranches covered in full, strengthened the balance sheet ahead of further contract delivery. On cash, the annual report shows unrestricted cash of £4.3m at 30 June 2025, rising to £13.6m by 30 September 2025. The group also held restricted cash of £5,675,894 at the 30 June 2025 year end. The shares peaked at 99p in early January 2026, having traded at 40p in early December 2024. At 80p, they sit inside the 52-week range of 68.28p to 99.00p, with the consensus one-year analyst price target at 122p, according to Yahoo Finance data. The gap between the current price and both the recent high and the analyst target leaves the question of timing. The pending formalisation of the approximately US$200m sovereign contract, once project financing is secured, represents the most concrete near-term catalyst for a reassessment of the shares.

The Business Desk
Apr 14th, 2026
Marine tech firm to chart growth course after netting £16m from new share issue - South West

Placing and subscription of new equity in group were both oversubscribed

Insider Media
Apr 14th, 2026
SRT Marine Systems raises $20.3M in oversubscribed placing for maritime surveillance tech

Maritime surveillance technology firm SRT Marine Systems has conditionally raised approximately £16 million through an oversubscribed placing. The company provides surveillance technology for the maritime sector.

Yahoo Finance
Mar 30th, 2026
UK penny stocks with $250M+ market caps show growth potential amid FTSE 100 decline

SRT Marine Systems, a UK-based developer of maritime domain awareness technologies, has been highlighted amongst penny stocks with market capitalisations exceeding £200 million. The company, which supplies AIS-based maritime products and systems, has a market cap of £212.62 million. The analysis comes as the UK market faces challenges, with the FTSE 100 experiencing declines amid weak Chinese trade data. Penny stocks—smaller or newer companies trading at lower price points—continue to attract investor attention when supported by strong financials. SRT Marine Systems was identified through a screener of 288 UK penny stocks, evaluated based on financial health ratings and market capitalisation thresholds. The company received a six-star financial health rating in the analysis.