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atVenu

Senior Software Developer, UK

On site

London, United kingdom

Senior

Full Time

17-01-2026

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Skills

JavaScript Ruby Swift Kotlin PostgreSQL GraphQL GitHub Architecture react AWS Redux Redis

Job Specifications

Reports To: Development Manager, UK

Location: Hybrid (2 days in the office) London, England

About the Job:

We’re looking for a Senior Software Developer to build high-impact features powering real-time, high-volume systems. Central to our platform is a breakthrough offline-first architecture that enables seamless, reliable transaction processing, even in environments with limited or unreliable connectivity. This capability is a critical advantage in live event settings. Backed by fresh capital from top-tier investors, we’re entering an exciting phase of growth as we execute an ambitious European expansion strategy.

Our Tech Stack:

Front End: React Native, React, JavaScript
Backend: Ruby, Rails, GraphQL, PostgreSQL, Redis, CouchDb
Cloud Platform: AWS
Tools: GitHub, Sidekiq

What We’re Looking For:

Strong experience with React Native and native mobile layers (Swift/Kotlin exposure is a plus)
Solid knowledge of React, including Hooks, state management, and Redux
Excellent JavaScript fundamentals

Nice to Have:

Familiarity with GraphQL, Ruby on Rails
Experience with front-end testing frameworks

Key responsibilities:

Own the technical design for projects of moderate complexity
Deliver robust, scalable user experience projects with minimal supervision, but through collaboration with product, design, and QA
Actively identify opportunities and risks across products and teams, mentor junior developers, and drive best practices
Architect services and systems using accepted design patterns that allow for iterative, autonomous development and future scaling
Proactively identify technical debt before it becomes a long-term problem while balancing the effort/reward of corrective action
Anticipate future use cases and make design decisions that minimize the cost of future changes
Be considered the expert trouble-shooter within your domain of expertise: lead investigations within area of specialization while maintaining a strong sense of product impact

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About the Company

atVenu is the world’s leading Live Event Commerce platform for live events. Continuously building and enhancing features designed for maximizing revenue, dynamically adjusting your sales footprint to meet the needs of your event, and making it easier to setup, manage, and monitor sales in real-time. atVenu's platform is used at over 125,000 events each year and trusted by some of the largest companies in the industry. We're built to quickly deploy, take all forms of payment including RFID and promotions both online and 100% ... Know more