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Senior Software Developer

atVenu

Greater London

Hybrid

GBP 60,000 - 80,000

Full time

Yesterday
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Job summary

An innovative software company in Greater London is looking for a Senior Software Developer to enhance their platform with high-impact features for real-time systems. The ideal candidate will have strong experience with React Native, excellent JavaScript fundamentals, and be able to own technical design for projects. This role offers a hybrid work model with opportunities to mentor junior developers and make impactful architectural decisions.

Qualifications

  • Strong experience with React Native and native mobile layers.
  • Solid knowledge of React, including Hooks and Redux.
  • Excellent JavaScript fundamentals.

Responsibilities

  • Own the technical design for projects of moderate complexity.
  • Deliver robust, scalable user experience projects.
  • Identify opportunities and risks across products.
  • Architect services and systems using accepted design patterns.
  • Proactively identify technical debt.

Skills

React Native
React
JavaScript

Tools

GraphQL
Ruby on Rails
AWS
GitHub
Job description
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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