Tech Lead, Full Stack

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

We are a dynamic and high-growth technology firm specialisingin delivering high-performance, scalable web applications and enterprisesolutions.

Our culture is built on continuous improvement, strong technicalownership, and rapid deployment in an Agile environment.

As a Tech Lead, youwill be crucial in defining our technical standards and guiding the developmentteam toward our strategic goals.

Role Overview

We are searching for a highly experienced and technically profound Full Stack Tech Lead to drive the architecture and execution of ourcore technology stack.

You will serve as the technical authority for the team, owning the end-to-end delivery of our applications built on C#/.

NET and Next. js, and leveraging the full capabilities of Google Cloud Platform (GCP).

This role requires a blend of hands-on coding (approximately50-60% of the time), strategic architectural thinking, and dedicated mentorshipto ensure the team delivers robust, scalable, and maintainable solutions withina fast-paced, collaborative, and Agile framework.

Key Responsibilities

• Architectural

Ownership: Define, document, and enforce the technical vision, architecture standards, and design patterns for the C# backend and Next. jsfrontend, ensuring alignment with business goals and scalabilityrequirements.

• Team Leadership & Mentorship: Lead, coach, and motivate a team ofdevelopers, conducting regular code reviews, promoting best practices, andfacilitating knowledge sharing to raise the overall engineering bar.
• Strategic

Planning: Collaborate closely with Product Owners and Engineering Management to refine the technical roadmap, estimate complex features, manage technical debt, and ensure timely project delivery within the Agileframework.

• Full
• Stack

Development: Remain hands-on with development, implementingcomplex features, solving critical performance bottlenecks, and performingdeep-dive debugging across the entire C# / Next. js stack.

• GCPPlatform Strategy: Own the deployment, monitoring, observability, andscaling strategy on Google Cloud Platform, standardising usage of services.
• Process

Improvement: Champion Agile methodologies, optimising team processes, improving CI/CD pipelines, and establishing metrics for system health andengineering velocity.

• Cross-Functional

Communication: Serve as the primary technical point of contact forinternal stakeholders, translating complex technical decisions into clear, concise business terms.

Requirements

• 7+years of progressive experience in software development, with significanttime spent in an architectural or technical leadership capacity.
• Proventrack record leading technical teams or large-scale project deliveriesin an Agile environment.
• Expert-levelproficiency in C# and the . NET framework for designing andimplementing high-throughput microservices and APIs.
• Expert-levelproficiency in Next. js/React, including deep knowledge of performanceoptimisation, state management, and server-side rendering architecture.
• Extensiveexperience architecting and managing cloud-native applications on Google Cloud Platform (GCP), including cost optimisation and security bestpractices.
• Comprehensiveunderstanding of software architecture patterns (e. g., microservices, domain-driven design) and their practical application.
• Exceptionalcommunication skills, leadership presence, and the ability to driveconsensus on technical direction.
• Fluencyin Russian is required to effectively communicate and collaborate withcore team members and stakeholders.
• Nice-to-Have Skills
• Practicalexperience with Infrastructure as Code (Ia C), preferably Terraform, formanaging GCP resources.
• Deepknowledge of advanced testing strategies (e. g., contract testing, end-to-end testing across the full stack).
• Experiencewith large-scale data processing or streaming technologies on GCP (e. g., Dataflow, Big Query).
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