> Markdown version of [/jobs/ext/3901919-senior-software-engineer](https://www.wearedevelopers.com/jobs/ext/3901919-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:** Finastra - **Location:** London, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** HTML, JavaScript (Programming Language), Agile Methodology, Artificial Intelligence, Cascading Style Sheets (CSS), Linux, Django Web Framework, Payment Systems, Design of User Interfaces, JQuery, Python (Programming Language), MySQL, Scrum Methodology, Red Hat Enterprise Linux, Microsoft Copilot, Software Engineering, Product Software Implementation Methods, Software Systems, Git, Information Technology, Software Version Control - **Published:** October 24, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=0b02080e47267f4e ## About the Role * We take a pragmatic approach to our work in an environment that blends fun with professionalism. * Good communication skills (English language skills) and easy-going manner. * Amenable character with good attitude. * Comfortable working under pressure to firm deadlines in an agile and lean way. * Working with Scrum in a multiple scrum team environment. * Positive attitude with a genuine passion and interest for software development. Understanding of FinTech environment/software products. *, * Education to degree level in Computer Science or other technical related field, or equivalent professional experience. * The ideal candidate should typically have professional experience in full-stack software development, or equivalent capabilities. * Proficiency in the core technologies used; Python , Django , JavaScript (jQuery), MySQL, Linux (Red Hat), Version Control (Git). * Ability to work as a full stack developer using a range of technologies; proficient with front end languages and UI design (HTML, CSS). * Proficient in leveraging AI tools such as Copilot to improve development efficiency and streamline workflows. * Excellent knowledge and implementation of software development best practices, methodologies, processes, and tools. * Excellent technical, analytical, and problem-solving skills with the ability to lead others to effect problem resolution. * Effective leadership, organizational, communication and reporting skills with attention to detail. Nice to have experience with payment systems or banking/financial services domain experience. * ## Description As a Senior Software Engineer, you will play a key role in the design, development, and delivery of high-quality software solutions for our e-billing and payments platforms. This is a full-stack position that requires strong Python expertise, a collaborative approach, and a passion for tackling complex technical challenges in a fast-paced, dynamic environment. Responsibilities & Deliverables Your deliverables will include, but are not limited to, the following: * Produce software that meets pre-defined requirements and quality standards. * Design, develop and implement high-quality, testable code and oversees team members performing these functions. * Produce detailed specifications in addition to supporting, maintaining, and documenting software functionality. * Work and lead others to adhere to defined project plans and timescales in a fast-paced environment. * Make independent decisions and provide guidance on the technologies and approaches to be used for each task. * Participate in detailed system design and architecture discussions to determine technical requirements. * Work with internal stakeholders to understand and resolve software problems independently without supervision. * Participate in the conception, design, and implementation of modern web-applications for financial messaging. Support and develop junior/mid-level engineers and be an active team player in an Agile development environment. *