Senior Software Engineer required by an established technology company located in Staines. Hybrid working - three days per week in the office. The Senior Software Engineer will focus on developing and maintaining SDKs for for four key products spanning JavaScript (TypeScript), Roku (BrightScript), Android (Java) and iOS (Objective-C). The Senior Software Engineer will be the 'code owner' for JavaScript and Roku SDKs. Key Responsibilities Being 'code owner' for JavaScript and Roku SDKs Analysing and defining new requirements Maintaining and improving CI/CD Ensuring feature parity and API alignment between different platforms SDK improvements where possible Helping define software development practices, policies & tooling Key Experience Strong JavaScript knowledge Commercial experience with Java and/or Objective-C Version control and other core software engineering skills Experience in any of the following areas would be advantageous but is not a prerequisite Python or similar scripting language Roku Android and/or iOS React or similar web application framework Node XML/JSON If you are seeking a role of this nature please get in touch for more information. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.