Software Developer (C#)"}}]},{"@context":"https:/schema.org/","@type":"JobPosting","@id":"#jobP[...]

SRT Marine Systems plc; Cardiff; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A leading marine technology firm in Cardiff is seeking a Senior C# Software Developer to enhance a vessel detection system. This role involves porting a proof-of-concept system from VB.NET. Candidates should have strong skills in C# and C++, with experience in sensor data processing and networking protocols. The position offers flexible hybrid working and a competitive salary package, including private health care and matched pension contributions.

Benefits

Competitive salary

Matched pension contributions up to 5%

25 days annual leave

Private health care

Flexible working opportunities

Qualifications

• Strong proficiency in C# with experience developing robust, high-performance applications.
• Background in C++ with solid understanding of memory management, concurrency, and performance optimization.
• Experience in sensor data processing, tracking systems, or real-time systems.

Responsibilities

• Help port and extend an existing proof-of-concept system written in VB.NET.
• Consolidate and analyse sensor data for maritime situational awareness.
• Work within an interdisciplinary engineering team.

Skills

C#

C++

Memory management

Concurrency

Performance optimization

Sensor data processing

Networking protocols

Multi-threaded programming

Asynchronous programming

Job description

We are seeking a Senior C# Software Developer to help port and extend an existing proof‑of‑concept (PoC) system written in VB.NET. The system performs vessel detection and tracking by combining (fusing) AIS and radar data sources.

Qualifications

• Strong proficiency in C#, with experience developing robust, high‑performance applications.
• Background in C++, with a solid understanding of memory management, concurrency, and performance optimization.
• Demonstrable experience in at least one of the following domains:
  • Sensor data processing (radar, AIS, optical, or RF)
  • Tracking systems or sensor fusion algorithms
  • Real‑time or embedded systems
• Understanding of networking protocols and data serialization (e.g., TCP / UDP, JSON, Protobuf).
• Familiarity with multi‑threaded and asynchronous programming patterns.
• Ability to work effectively within an interdisciplinary engineering team.

SRT Marine Systems plc (SRT) is a market leader in international marine surveillance technology and systems. We are respected, established and an ambitious multinational company headquartered in the UK with a global customer base.

Location: 1 day / week in Cardiff office. Job Type: Full‑Time, Permanent. The Edge Team is responsible for developing the next‑generation hardware and software platform that forms the outer layer (edge) of our wider Maritime Domain Awareness (MDA) system. This platform consolidates and analyses sensor data gathered from the maritime environment, enhancing the intelligence available to users at remote command and control centres. Our systems operate at the intersection of edge computing, sensor fusion, AI‑assisted analysis, and autonomous operation, delivering real‑time maritime situational awareness and actionable intelligence.

Company Values

• Ambition - Aspiring to lead in maritime domain management.
• Innovation - Driving improvement through creativity and forward‑thinking.
• Quality - Committing to high standards in performance and reliability.
• Responsibility - Being individually accountable and team‑driven.
• Team - Collaborating openly with colleagues, partners, and customers.

Why Join Us?

• Be part of an ambitious, innovative, and supportive team.
• Make a direct impact on global maritime safety and sustainability.
• Enjoy flexible hybrid working.

Compensation and Benefits

• Competitive salary and benefits, including:
• Matched pension contributions up to 5%
• 25 days annual leave (rising to 28 with service)
• Private health care
• Flexible working opportunities
• Development and training programmes