Senior Full Stack Developer

London, United Kingdom | Posted on 11/26/2025

We are a dynamic and high-growth technology firm specialising in delivering high-performance, scalable web applications and enterprisesolutions. Our culture is built on continuous improvement, strong technicalownership, and rapid deployment in an Agile environment. We encourage proactive communication and value developers who are eager to mentor and lead by example.

This role is critical to our continuous delivery pipeline,and the ideal candidate must thrive in a fast-paced, collaborative, and Agilesetting.

• Leadthe design and implementation of highly-available and scalable featuresacross the full application stack using C#/.NET and Next.js/React.
• Architect and optimise backend APIs, microservices, and data models using C# toensure high performance and reliability.
• Develop responsive, performant, and accessible user interfaces using Next.js,focusing on server-side rendering (SSR) and static generation (SSG) for optimal user experience.
• Managedeployment, monitoring, and scaling of applications using core Google Cloud Platform (GCP) services.
• Actively participate in Agile ceremonies, including sprint planning, daily stand-ups, retrospectives, and backlog refinement.
• Provide technical guidance, perform rigorous code reviews, and mentor junior andmid-level developers, fostering a culture of engineering excellence.
• Collaborateeffectively with Product Owners and stakeholders to translate business requirements into technical solutions.

• 5+years of professional experience in software development, with at least 2years in a Senior or Lead Full Stack role.
• Expertise in C# and the .NET framework for building robust, scalable backendservices and APIs.
• Strong proficiency with Next.js and React for building modern, high-performance web applications.
• Demonstrated experience deploying, managing, and troubleshooting applications on Google Cloud Platform (GCP).
• Proven ability to work effectively in a highly structured Agile developmentmethodology.
• Excellent problem-solving skills, architectural thinking, and a commitment towriting clean, maintainable, and well-tested code.
• Fluencyin Russian is required to effectively communicate and collaborate withcore team members and stakeholders.

• Experience with advanced Next.js features.
• Familiarity with Infrastructure as Code (IaC) tools like Terraform, specifically within the GCP ecosystem.
• Prior experience with containerisation technologies such as Docker andorchestration tools like Kubernetes.
• Experience with messaging queues or streaming platforms (e.g., Kafka, Pub/Sub).