THE CLIENTOur client is a fast-growing cybersecurity product company rethinking how teams manage and share sensitive access. Their platform is trusted by 40,000+ organisations across 50+ countries - and growing fast. This is an engineering-led business: modern architecture, real technical challenges, and a strong focus on open source, privacy, and security.
They’re building a fully remote, collaborative team and looking for engineers who take ownership and enjoy solving meaningful problems. If you want to work on a product with real impact at global scale - this is worth a conversation.THE ROLE:Our client is looking for a software engineer to join its Client team and help build the applications through which users experience the product, including browser extensions, desktop applications, command-line tools and SDKs.This is not a typical frontend role. Because their product is built around end-to-end encryption and a zero-trust model, their client applications carry significant responsibility for security, data handling and product behaviour.
The role sits at the intersection of client engineering, product thinking, usability and security-sensitive application design.You would work on features used by a large open-source community, contributing across the full lifecycle: understanding the problem, shaping the approach, implementing the solution, testing it thoroughly and improving it over time. This role will suit someone who enjoys solving complex product problems, keeping solutions simple, and working in an environment where quality, openness and collaboration matter.RESPONSIBILITIES:Build and improve client applications across browser, desktop and adjacent client surfacesTranslate product and user needs into secure, usable client-side solutionsImplement and maintain business logic, local data handling and security-sensitive workflows on the client sideContribute to testing strategy across unit, integration and end-to-end levelsWork closely with product, design and engineering peers to refine solutions before implementationHelp improve code quality, performance, maintainability and documentationContribute to open-source collaboration with the community where relevantCORE REQUIREMENTS3+ years of experience building JavaScript applications in productionStrong client-side engineering fundamentals with React or a similar frameworkAbility to break down complex problems and design simple, robust solutionsGood testing habits and attention to qualityComfort working across product, engineering and implementation questions - not just coding ticketsStrong collaboration skills, openness to feedback, and a low-ego working styleInterest in security, privacy, or building trustworthy software systemsNICE TO HAVEExperience building browser extensions, desktop applications or other multi-platform clientsExperience with security-sensitive applications, client-side cryptography or zero-trust architecturesExperience with design systems, Storybook or usability-focused product developmentOpen-source contribution experienceExperience maintaining long-lived software productsFamiliarity with other languages such as Go, Swift, C#, PHP, Python or RustTools and technologies you’ll work with: JavaScript, React, HTML/CSS, Storybook, Jest, WebdriverIO, OpenPGP-related tooling, Git and Docker across Windows, macOS and Linux environments. (We do not expect candidates to bring experience with every tool listed here)How you workYou take ownership of problems, not just tasksYou value simplicity and avoid over-engineeringYou work well in an environment where feedback is frequent and constructive
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