Software Developer - Data Platform & Distributed Systems in Crawley

Viridien 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.

Viridien is seeking a Software Developer – Data Platform & Distributed Systems to contribute to the design and development of a distributed, microservices-based platform supporting data cataloguing, metadata management, and high-volume transactional workflows. You will work across the backend stack, building scalable services and APIs, designing efficient data models, and optimising performance. The platform is containerised and deployed on Kubernetes, using technologies such as MongoDB, PostgreSQL, Kafka, Redis, and Golang.

About The Team

You will join a team focused on building scalable, distributed data platforms that support high-volume, data-intensive workflows. The team works across backend engineering, infrastructure, and data systems, collaborating to deliver reliable, high-performance services in a modern cloud-native environment.

Key Responsibilities

• Backend Development & APIs
  • Design, develop, and maintain scalable microservices.
  • Build robust APIs and backend services interacting with databases, messaging systems, and caching layers.
• Data & Performance
  • Design efficient data models and query patterns for high read/write workloads.
  • Analyse and optimise application and database performance.
• Platform & Infrastructure
  • Contribute to containerisation, CI/CD pipelines, and Kubernetes deployments.
  • Support event-driven architectures using messaging systems and caching technologies.
• Architecture & Reliability
  • Participate in system design and architecture discussions.
  • Ensure reliability, observability, and performance of core services.

Qualifications

Required

• Proven experience building backend services and distributed systems.
• Strong experience with MongoDB and/or PostgreSQL.
• Solid understanding of data modelling, indexing, and query optimisation.
• Experience with messaging systems (e.g., Kafka) and caching (e.g., Redis).
• Experience with Docker and Kubernetes.
• Strong focus on scalability, performance, and maintainable code.
• Strong problem-solving skills with the ability to diagnose complex issues.

Preferred

• Experience working with high-throughput or low-latency systems.
• Familiarity with observability tools and performance profiling.
• Experience in data-intensive environments.
• Experience with Golang or willingness to learn.
• Demonstrated technical or project leadership experience.

Benefits

• Competitive salary commensurate with experience.
• Highly attractive bonus scheme.
• Hybrid model and flexible working with up to 2 days at home.
• 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, spontaneous reward events throughout the year.
• Cycle purchase scheme.
• Flexible Private Medical & Dental care programmes.
• 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

At Viridien, we foster a culture of continuous learning and provide tailored training programs through our Learning Hub, designed to enhance technical, commercial, and personal growth.

We Care About The Environment

We encourage and actively support a strong sense of community, through volunteering and various company initiatives, as well as a strong company commitment to protecting our environment through sustainable solutions, energy saving and waste reduction enterprises.

Our Hiring Process

At Viridien, we are committed to delivering a respectful, inclusive, and transparent recruitment experience. Due to the high volume of applications we receive, we may not be able to provide individual feedback to every applicant. Only candidates whose qualifications closely match the role criteria will be contacted for an interview. We do, however, aim to share personalized feedback with those who progress to the first round of interviews and beyond. We are also dedicated to ensuring that our hiring process is accessible to all. If you require any reasonable adjustments to fully participate in the application or interview stages, please don’t hesitate to contact your recruiter directly. We see things differently. Diversity fuels our innovation, we value the unique ways in which we differ, and we are committed to equal employment opportunities for all professionals.