> Markdown version of [/jobs/ext/349816-founding-engineer](https://www.wearedevelopers.com/jobs/ext/349816-founding-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). --- # Founding Engineer - **Company:** Jack&Jill - **Location:** London, UK - **Salary:** £240,000.0 - **Contract:** Permanent contract - **Skills:** Clean Code Principles, C (Programming Language), Java (Programming Language), JavaScript (Programming Language), .NET Framework, Application Programming Interfaces (APIs), Amazon Web Services, Microsoft Azure, C Sharp (Programming Language), C++ (Programming Language), Code Review, Databases, Continuous Integration, Data Integrity, Github, Revision Control Systems, Python (Programming Language), Linux System Administration, Microsoft SQL Server, MySQL, Ruby on Rails, Cloud Services, Service-Oriented Architecture, Software Deployment, Software Engineering, SQL Databases, Subversion, Software Security, Backend, Git, Vba Programming Language, Front End Software Development, Restful APIs, Software Version Control, Programming Languages - **Published:** June 21, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=6d0d76012804fed7 ## About the Role Do you have experience in Software development?, * Proven experience in full-stack software development with a strong command of JavaScript, Java, C#, Python, Ruby on Rails, C++, or C. * Demonstrable expertise in front-end development frameworks and API integration. * Familiarity with version control tools including GitHub, Git, SVN; experience working within Linux environments is essential. * Knowledge of cloud platforms such as AWS and Azure for application deployment and management. * Experience working with databases like MySQL or SQL Server is highly desirable. * Strong understanding of RESTful API design principles and service-oriented architecture. * Prior involvement in building scalable applications using .NET frameworks or similar technologies is advantageous. * Ability to work independently in a start-up environment while collaborating effectively within a team of engineers. This is an exciting opportunity for an aspiring Founding Engineer eager to shape innovative products from inception through growth stages while working in a collaborative environment that values creativity and technical excellence. ## Description We are seeking a highly motivated and innovative Founding Engineer to join our dynamic team. This pivotal role involves shaping the technical foundation of our product, contributing to both front-end and back-end development, and working closely with cross-functional teams to deliver scalable software solutions. The ideal candidate will possess a strong background in software development, with experience across multiple programming languages and frameworks, and be eager to influence the company's technological direction from the ground up., * Lead the development of core application features using languages such as JavaScript, Java, C#, Python, Ruby on Rails, C++, and C, ensuring robust and scalable solutions. * Design, implement, and maintain APIs and integrations with third-party services, including AWS and Azure cloud platforms. * Collaborate with product managers and designers to translate requirements into functional software components. * Develop and optimise database schemas using SQL and MySQL, ensuring data integrity and performance. * Manage source code effectively using version control systems like GitHub, Git, SVN, and utilise Linux-based environments for deployment and testing. * Contribute to front-end development tasks to create intuitive user interfaces. * Write clean, efficient code adhering to best practices in software development and application security. * Participate in code reviews, testing procedures, and continuous integration processes to ensure high-quality deliverables. * Stay abreast of emerging technologies such as RESTful APIs, VBA scripting, and cloud services to enhance product capabilities. ## Related Videos - [Navigating the Future of Junior Developers in Tech](https://www.wearedevelopers.com/videos/1280-navigating-the-future-of-junior-developers-in-tech) - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Branch your database like your code: How schema changes and pull requests go hand in hand](https://www.wearedevelopers.com/videos/350-branch-your-database-like-your-code-how-schema-changes-and-pull-requests-go-hand-in-hand) - [Coding for Good: Achieving social change with an app](https://www.wearedevelopers.com/videos/1645-coding-for-good-achieving-social-change-with-an-app) ## Related Articles - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)