Job Details
Viridien (www.viridiengroup.com) is an advanced technology, digital and Earth data company that pushes the boundaries of science for a more prosperous and sustainable future. With our ingenuity, drive and deep curiosity we discover new insights, innovations, and solutions that efficiently and responsibly resolve complex natural resource, digital, energy transition and infrastructure challenges.
We are seeking a Software Developer – High‑Performance I/O & Storage Systems to design, build, and improve services that enable efficient data access and storage across distributed environments. This role focuses on developing high‑performance backend services and APIs that integrate closely with performance‑critical applications, ensuring efficient data handling, scalability, and reliability across the full data path.
About the Team
You will join a team focused on building high‑performance data systems that support distributed computing and data‑intensive workloads. The team works across backend services, storage systems, and client integration layers to deliver scalable and efficient data access solutions.
Key Responsibilities
- I/O & Storage Systems: Design and develop high‑performance services for data access and storage.
- Work with storage technologies, including object storage systems.
- Optimise read and write paths to improve throughput and reduce latency.
- Backend & APIs: Build and maintain APIs, including gRPC‑based services.
- Develop backend services supporting distributed data access.
- Performance & Optimisation: Analyse and improve performance across the full data path.
- Identify and resolve bottlenecks in I/O, storage, and system interactions.
- Platform & Architecture: Contribute to containerised deployments and distributed architectures.
- Participate in system design and architecture discussions.
Qualifications
- Strong software development experience in languages such as C, C++, Go, or Python.
- Proven experience building backend services, distributed systems, or performance‑critical components.
- Understanding of how software interacts with storage systems, operating systems, and hardware.
- Experience working with I/O‑intensive systems, storage APIs, or data services.
- Experience analysing and optimising performance, including throughput and latency.
- Experience designing and working with APIs such as gRPC.
- Familiarity with distributed systems and microservices architectures.
- Experience with containerisation technologies such as Docker or Kubernetes.
- Strong problem‑solving and analytical skills.
- Experience providing technical or project leadership.
Preferred Qualifications
- Experience with object storage systems such as S3 or similar.
- Familiarity with Linux systems programming or low‑level performance tuning.
- Experience in high‑performance or data‑intensive environments.
Benefits
- Competitive salary commensurate with experience.
- Highly attractive bonus scheme.
- Initial 22 days annual leave with future increases, complemented by a flexible buying and selling holiday program.
- Company pension with generous employer contribution.
- Wellbeing: Unmind app – puts you in control of your mental health.
- A flexible benefits platform with numerous discount schemes – gym membership, restaurants, cinema tickets, and much more.
- Regular social club events and spontaneous reward events throughout the year.
- Cycle purchase scheme.
- Flexible private medical & dental care programmes.
- Sponsorship of visas/comprehensive relocation packages.
- Bank holiday swap – our holiday swap program allows you to change it for another day of your choice.
- Relaxed dress code policy.
- Learning and development: We foster a culture of continuous learning and provide tailored training programmes through the Learning Hub.
Equal Employment Opportunity
We value diversity and are committed to equal employment opportunities for all professionals.
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