> Markdown version of [/jobs/ext/1418809-senior-software-engineer](https://www.wearedevelopers.com/jobs/ext/1418809-senior-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer - **Company:** Black Tree Gaming Limited - **Location:** UK (Remote available) - **Experience:** Expert - **Salary:** £65,000.0 - £75,000.0 - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Microsoft Windows, Application Programming Interfaces (APIs), Software Applications, User Authentication, Digital Rendering, Continuous Integration, Data Loss, Software Debugging, Linux, File Systems, Log Analysis, Simple Data Format, Data Streaming, TypeScript, ReactJS, Free and Open-Source Software - **Published:** July 24, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5811783932 ## About the Role * Hands-on production experience with Electron. You understand the main vs. renderer split and can reason about platform-specific file system, permissions, and OS integration behaviour across Windows and Linux. * Strong senior-level application engineering experience on substantial, consumer-facing systems at scale.Ideally desktop, gaming, or creator tooling. * Deep TypeScript / modern JavaScript experience in production. * Strong React experience, including state management. * Solid Node.js fundamentals async patterns, streaming I/O, child processes. * Experience designing developer-facing APIs with an eye for backwards compatibility. * Strong client-side system design skills module boundaries, plugin/extension models, data flow, persistence. * Experience debugging production software on machines you don't control - crash reports, log analysis, environment-specific issues. * Hands-on CI/CD experience and awareness of desktop app packaging, signing, and shipping. * Excellent communication skills and comfort working cross-functionally. * Ability to balance speed, quality, and pragmatism in a long-lived codebase with active community contributors. Bonus Skills: * Packaging, code signing, and auto-update experience (electron-builder, NSIS, Flatpak, or equivalent). * Experience with authentication and download/distribution systems on the client side. * Background in high-scale desktop platforms, launchers, or content distribution clients (Steam, Epic, GOG Galaxy, Battle.net, modding tools). * Experience taking a Windows-first app to Linux, or maintaining Windows/Linux parity in production. * Experience working on open source projects or with external community contributors. * Understanding of gaming ecosystems: file formats, save management, load orders, plugin systems. * Experience building tools for creators or modding/UGC communities. * Familiarity with Bethesda Creation Engine, FOMOD, Wabbajack, or similar modding standards. * A passion for games and mods, in whatever form that takes. ## Description * Own significant areas of the application designing, building, and maintaining robust, scalable features across the Electron main process, renderer, and extension surfaces, for tens of millions of users on varying hardware and OS configurations. * Work across the full delivery lifecycle from discovery and prototyping through technical planning and multi-sprint delivery of new game support and major workflow changes. * Tackle hard technical problems: performance regressions, race conditions, complex state bugs. * Evolve local data, configuration, and user profiles safely across releases, without data loss or corruption. * Collaborate with other engineering teams on end-to-end features, and review contributions from both community and internal developers. * Help steward the public extension API, balancing third-party developer freedom with a sound trust/permission model. * Improve observability and operational standards; diagnose field issues using crash reports, telemetry, and logs. * Drive best practices in performance, state management, security, accessibility, and internationalisation. * Write clean, well-tested code and uphold high standards across CI/CD, packaging, and documentation. * Help mentor other engineers and share standards across pods. ## Related Videos - [How to Avoid LLM Pitfalls - Mete Atamel and Guillaume Laforge](https://www.wearedevelopers.com/videos/1328-how-to-avoid-llm-pitfalls-mete-atamel-and-guillaume-laforge) - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [WeAreDevelopers LIVE - "Fun and games - and all that comes with it", Back to BASIC & more](https://www.wearedevelopers.com/videos/1719-wearedevelopers-live-fun-and-games-and-all-that-comes-with-it-back-to-basic-more) - [From Shadow AI to Secure Intelligence: Safe AI Usage in the Enterprise](https://www.wearedevelopers.com/videos/2093-from-shadow-ai-to-secure-intelligence-safe-ai-usage-in-the-enterprise) - [But, you're not Facebook](https://www.wearedevelopers.com/videos/378-but-you-re-not-facebook) ## Related Articles - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 112 - The True Crime of AI Development](https://www.wearedevelopers.com/magazine/421-dev-digest-112-the-true-crime-of-ai-development) - [Dev Digest 136 - No JS(on) of mine](https://www.wearedevelopers.com/magazine/482-dev-digest-136-no-js-on-of-mine) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Dev Digest 129 - Now that's what I call private data!](https://www.wearedevelopers.com/magazine/468-dev-digest-129-now-that-s-what-i-call-private-data)