Senior Software Engineer I (.Net, C#, React)

Accelleron is accelerating sustainability in the marine and energy industries as a global technology leader in turbocharging, fuel injection, and digital solutions for heavy-duty applications. Building on a heritage of over 100 years as a trusted industry partner, the company serves customers in more than 100 locations in over 50 countries. Accelleron’s 3,000 employees are continuously innovating to deliver best-in-class products, services, and solutions that are mission-critical for the energy transition. You will join a team of experts in an exciting international environment, committed to excellence and innovation. Together, we support our customers in driving the transition toward sustainable industries with cutting-edge technology, deep expertise, and smart solutions. At Accelleron, we foster diversity and inclusion, welcoming and celebrating individual differences as a source of strength. At Accelleron, we drive the digital transformation of energy-intensive industries by developing solutions that enhance energy efficiency and sustainability. As part of our Digital Customer Solutions division, you will contribute to the development of intelligent and scalable products that enable our customers to achieve their sustainability goals. As a Senior Full Stack Developer , you will work in a cross-functional agile team to develop and maintain our digital platform. You will contribute across the stack, from designing robust backend services to delivering intuitive, responsive frontends. Your technical expertise, curiosity, and drive for quality will help shape the future of sustainable digital solutions. Your responsibilities Design, implement, and maintain scalable backend services and RESTful APIs using .NET Core and C# Build responsive, modern web applications using React, TypeScript, and Redux Develop features end-to-end, including data modeling, API development, and UI integration Translate designs and wireframes into high-quality, reusable code Conduct code reviews, ensure code quality, and contribute to continuous improvement Collaborate closely with stakeholders to define requirements and deliver technical solutions Analyze and refactor existing code to improve performance, scalability, and maintainability Ensure product security, performance, and maintainability standards are met Write unit tests and conduct load testing to ensure product reliability Your background Proven experience developing backend systems using C# and .NET Core Strong frontend development skills with React, TypeScript, Redux Solid understanding of RESTful API design and integration Expertise in algorithms, data structures , and software design principles Experience with Azure cloud services : App Services, Entra ID, Key Vault, Blob Storage, Service Bus, App Insights, CI/CD pipelines Familiarity with Visual Studio , Git , and Azure DevOps Experience with SQL, NoSQL , and time-series databases (e.g., InfluxDB) Excellent communication skills in English (written and spoken) Experience with Ionic , Angular , or hybrid mobile development, is a plus Familiarity with Material UI , SASS , Webpack , Babel , NPM , is a plus Exposure to modern ECMAScript standards and tools, is a plus Experience working with microservices architecture and distributed systems, is a plus​ What We Value Proactive mindset with a passion for innovation and problem-solving Commitment to delivering high-quality work on time Ability to adapt to evolving technologies and work both independently and in a team Strong analytical skills and attention to detail Desire to mentor and share knowledge within the team Organized approach with effective time and task management skills How we work We operate in cross-functional, agile end-to-end feature teams Our teams follow the SAFe (Scaled Agile Framework) methodology to align on delivery and strategy. We use modern tools, technologies, and practices, and continuously challenge and improve our ways of working. We value open communication and encourage team members to actively contribute ideas and feedback. We run a quarterly hackathon, giving everyone the opportunity to learn, explore and share their own ideas. Your benefits Attractive compensation & benefits Employee Assistance Program Global parental leave program Flexible working models ​ We look forward to receiving your application. If you want to discover more about Accelleron, take another look at our website . Accelleron Data Privacy Statement: Job Family Group: Digital