Senior C# Developer / Software Engineer

Senior C# Developer / Software Engineer (C# .Net AWS Python) London / WFHAbout the Company Client Server is a leading technology recruitment consultancy dedicated to connecting talented professionals with innovative companies across various industries. Renowned for its commitment to excellence and deep understanding of the tech landscape, Client Server partners with a diverse portfolio of startups, scale-ups, and established enterprises. The company prides itself on fostering a collaborative environment that promotes growth, learning, and career advancement for its employees. With a strong reputation for quality service and industry expertise, Client Server continues to expand its reach, supporting clients and candidates alike in achieving their strategic objectives. About The Role We are seeking a highly skilled Senior C# Developer / Software Engineer to join a dynamic and innovative fintech start-up based in London, with flexible remote working options. In this influential role, you will be responsible for designing, developing, and deploying high-performance, scalable solutions using the Microsoft technology stack. Reporting directly to the CTO, you will play a key part in shaping the company's technological future by contributing to core system architecture and driving the adoption of artificial intelligence initiatives such as chatbots and process automation. This role offers an exciting opportunity to work on cutting-edge features and new development projects, ensuring software delivery aligns with business goals and technical best practices. You will collaborate closely with cross-functional agile teams, participate in two-week sprints, and advocate for best practices in software development. Your work will have a tangible impact, providing visibility and the opportunity to see the results of your efforts in a rapidly growing environment. The company promotes a hybrid working model, with two days in the modern London office and three days remote, providing flexibility to balance work and personal life effectively. This position is ideal for a forward-thinking developer eager to influence product development and explore the latest advancements in AI technology. Qualifications Proven experience as a Software Developer or Engineer, with a strong understanding of modern development practices.Extensive expertise in C# backend development, with additional Python programming skills considered a plus.Solid knowledge of Amazon Web Services (AWS) and experience working on highly scalable cloud-based systems.Strong foundation in Computer Science fundamentals, including Object-Oriented Programming, Data Structures, and Design Patterns.Interest or experience in Artificial Intelligence, with familiarity of tools such as ChatGPT and AI integration concepts.Excellent analytical and problem-solving skills, coupled with strong organizational and planning abilities.Effective communication skills with the ability to manage stakeholders and translate technical concepts to non-technical audiences. Responsibilities Design, develop, and maintain scalable, high-performance software solutions using C# and the Microsoft technology stack.Collaborate with cross-functional teams to define requirements, develop features, and ensure timely delivery within Agile sprint cycles.Implement best practices in software development, including SOLID principles, code reviews, and automated testing.Drive innovation by exploring and integrating AI technologies such as chatbots, automation tools, and process improvements.Contribute to the architecture and technical strategy of the company's core platforms and systems.Participate in continuous learning and professional development to stay updated with industry trends and emerging technologies.Mentor junior team members and foster a culture of quality and collaboration within the development team. Benefits Competitive salary up to £100,000, complemented by a performance-related bonus of approximately 20%.Employer pension contribution of 5%.Generous holiday allowance starting at 25 days, increasing to 27 days after two years and 30 days thereafter.Life assurance coverage of four times your base salary.Access to an Employee Assistance Programme for personal and professional support.Opportunities for ongoing training, career development, and supported learning initiatives.The chance to work on impactful projects utilizing the latest technologies and AI advancements. Equal Opportunity Client Server is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race, religion, gender, sexual orientation, age, disability, or any other protected characteristic. We believe that a diverse workforce enhances our ability to innovate and serve our clients effectively, and we welcome applications from all qualified candidates who share our values and ambitions.