Role Overview: At Smart Working, you will join a genuine community that provides support and values your contribution. As a .NET Engineer for a UK-based digital innovator, you will be part of a lean, high-impact engineering team working on enhancing core systems and delivering scalable solutions remotely. This permanent, full-time role is ideal for someone who thrives on ownership, works autonomously in an Agile environment, and contributes to high-quality platforms used by customers in the UK and internationally. Key Responsibilities: - Take ownership and deliver high-quality code in a fast-paced Agile environment, focusing on trunk-based development and frequent incremental releases - Collaborate with the team to modernize applications and remove unused functionality - Upgrade applications from .NET Framework to .NET Core - Communicate effectively with a remote team and challenge the status quo constructively when necessary Qualifications Required: - Must-Have Skills: - C#, .NET, .NET Core, .NET Framework - Ability to identify and remove unused functionality to streamline applications - Familiarity with Angular for frontend collaboration - Experience working in an Agile environment - Nice-to-Have Skills: - .NET, C#, WPF - Experience upgrading applications from .NET Framework to .NET Core Additional Company Details: At Smart Working, remote work is built on trust and transparency. You will have fixed shifts, no weekend work, and real work-life balance. On day one, you will receive a laptop and full medical insurance. You will also benefit from mentorship, community support, and a culture that values your contributions. If you are a proactive self-starter who can work independently, communicate effectively, and think critically about processes, Smart Working is the place for you. Join a culture that celebrates integrity, excellence, and ambition. Apply now to be a valued and empowered Smart Worker. Role Overview: At Smart Working, you will join a genuine community that provides support and values your contribution. As a .NET Engineer for a UK-based digital innovator, you will be part of a lean, high-impact engineering team working on enhancing core systems and delivering scalable solutions remotely. This permanent, full-time role is ideal for someone who thrives on ownership, works autonomously in an Agile environment, and contributes to high-quality platforms used by customers in the UK and internationally. Key Responsibilities: - Take ownership and deliver high-quality code in a fast-paced Agile environment, focusing on trunk-based development and frequent incremental releases - Collaborate with the team to modernize applications and remove unused functionality - Upgrade applications from .NET Framework to .NET Core - Communicate effectively with a remote team and challenge the status quo constructively when necessary Qualifications Required: - Must-Have Skills: - C#, .NET, .NET Core, .NET Framework - Ability to identify and remove unused functionality to streamline applications - Familiarity with Angular for frontend collaboration - Experience working in an Agile environment - Nice-to-Have Skills: - .NET, C#, WPF - Experience upgrading applications from .NET Framework to .NET Core Additional Company Details: At Smart Working, remote work is built on trust and transparency. You will have fixed shifts, no weekend work, and real work-life balance. On day one, you will receive a laptop and full medical insurance. You will also benefit from mentorship, community support, and a culture that values your contributions. If you are a proactive self-starter who can work independently, communicate effectively, and think critically about processes, Smart Working is the place for you. Join a culture that celebrates integrity, excellence, and ambition. Apply now to be a valued and empowered Smart Worker.

About Smart Working At Smart Working, we believe your job should not only look right on paper but also feel right every day. This isn’t just another remote opportunity - it’s about finding where you truly belong, no matter where you are. From day one, you’re welcomed into a genuine community that values your growth and well-being. Our mission is simple: to break down geographic barriers and connect skilled professionals with outstanding global teams and products for full-time, long-term roles. We help you discover meaningful work with teams that invest in your success, where you’re empowered to grow personally and professionally. Join one of the highest-rated workplaces on Glassdoor and experience what it means to thrive in a truly remote-first world. About the Role We are hiring a Senior Full Stack Developer to join a small, collaborative engineering team working on the evolution of our platform. This is a long-term opportunity with a strong backend focus (70%), supporting key initiatives including modernising Python AWS Lambda microservices, improving ingestion capabilities, and strengthening platform observability. You will work closely with the Technical Lead, Engineers, Manual Tester, and Technical BA to deliver scalable, well-tested solutions and contribute to future projects, including rebuilding our phone and web applications to surface more meaningful conversation insights starting in Q2 2026. Responsibilities Contribute to the modernisation of Python AWS Lambda microservices by understanding legacy Python code and rebuilding services using the modern SDK Build and maintain extensive unit test suites to ensure reliability, quality, and long-term maintainability of microservices Support the rewrite of ingestion capabilities by developing new Python Lambda microservices and extending TypeScript data pipelines Help rewrite the initial part of the data pipeline to support high-throughput analysis Improve the observability of conversations flowing through the platform and ensure issues can be identified and diagnosed efficiently Contribute to the initiative starting Q2 2026 to rebuild both the phone application and web application to surface more meaningful conversation insights Work effectively within a small team, delivering work both independently and collaboratively Collaborate with the Technical BA to assist with refining tickets and clarifying requirements before implementation Requirements 5+ years of professional experience as a Full Stack Developer or similar role 5+ years of hands-on experience with Python (mandatory) 4+ years of hands-on experience with TypeScript (core skill; exceptional candidates may be considered without it) Strong experience working in a full-stack development environment with a backend focus Strong experience working with serverless and microservice-style architectures Proven ability to work with legacy codebases and modernise them into scalable, maintainable solutions Strong unit testing skills and experience building reliable automated test coverage Strong problem-solving skills with a detail-oriented mindset Ability to work in a balanced way across collaboration and independent delivery Nice to Have 2+ years of experience with React (Vue is also acceptable) 1+ year of experience with AI / LLM-related development or exposure to AI-enabled features 2+ years of experience with AWS (Azure or GCP also acceptable) Experience improving observability, monitoring, logging, and troubleshooting in production environments Experience working on ingestion pipelines, data processing workflows, or high-throughput systems Benefits Fixed Shifts: 12:00 PM - 9:30 PM IST (Summer) | 1:00 PM - 10:30 PM IST (Winter) No Weekend Work: Real work-life balance, not just words Day 1 Benefits: Laptop and full medical insurance provided Support That Matters: Mentorship, community, and forums where ideas are shared True Belonging: A long-term career where your contributions are valued At Smart Working, you’ll never be just another remote hire. Be a Smart Worker - valued, empowered, and part of a culture that celebrates integrity, excellence, and ambition. If that sounds like your kind of place, we’d love to hear your story. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

About Smart Working At Smart Working, we believe work should fit your life—not the other way around. This isn’t just another remote role; it’s an invitation to join a global team where you’re seen, supported, and empowered every single day. Our mission is to break down geographic barriers and connect brilliant people with meaningful, full-time opportunities on high-performing global teams. We’re here to help you grow—professionally and personally—in an environment that values purpose, autonomy, and long-term connection. We’ve earned top marks on Glassdoor for a reason. Join us and discover what it means to belong to something better. About the Role We’re looking for a Senior Full Stack Developer (JavaScript + Python) to join our engineering team. This is a hands-on, senior-level position ideal for a technically strong, detail-oriented engineer who thrives in a collaborative environment. You’ll build scalable full stack applications, automate processes using AI tools, and take an active role in technical hiring — conducting technical interviews and building technical assessments to help grow a high-performing team. You’ll also contribute to improving internal automation and integrations across tools such as Lever ATS, while maintaining best practices in development, testing, and deployment. Responsibilities Design, build, and maintain full stack applications using JavaScript (React, Angular, or Vue) and Node.js/Express/NestJS/Python Develop responsive, accessible, and user-friendly UIs, ensuring strong UI/UX design principles Design and optimise data models using PostgreSQL and NoSQL databases Write, debug, and maintain unit and end-to-end tests to ensure reliability and maintainability Utilise AI-powered tools (e.g., Cursor, Copilot) to enhance efficiency and automation Lead and mentor engineers, providing guidance and code reviews Conduct technical interviews and build technical assessments (e.g., on Coderbyte) to evaluate and hire new developers Collaborate with cross-functional teams to deliver high-quality, scalable solutions Build automation scripts and integrate APIs, including Lever ATS and related systems Improve tagging systems, data management, and development workflows Requirements 5+ years of professional experience as a Full Stack Developer 5+ years of UI/UX development, creating responsive and accessible web applications 5+ years with JavaScript frameworks (React, Angular, or Vue) 5+ years with Node.js, Express, NestJS, or Python for backend development 2+ years working with databases (PostgreSQL and/or NoSQL) 1+ year in unit testing, debugging, and end-to-end testing 1 year of experience using AI-powered tools (Cursor, Copilot, or similar) 1+ year of team leadership or mentorship, including conducting technical interviews Understanding of DevOps principles and CI/CD workflows Excellent communication and collaboration skills Nice to Have Exposure to AI/ML technologies and data-driven applications Benefits Fixed Shifts: 12:00 PM - 9:30 PM IST (Summer) | 1:00 PM - 10:30 PM IST (Winter) No Weekend Work: Real work-life balance, not just words Day 1 Benefits: Laptop and full medical insurance provided Support That Matters: Mentorship, community, and forums where ideas are shared True Belonging: A long-term career where your contributions are valued At Smart Working, you’ll never be just another remote hire. Be a Smart Worker — valued, empowered, and part of a culture that celebrates integrity, excellence, and ambition. If that sounds like your kind of place, we’d love to hear your story. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.