Backend Developer .NET

🏢 Summary: Hybrid Backend Developer role focused on designing and maintaining scalable backend services using C# and .NET within a complex microservices and integration environment. The position involves architectural discussions, system design, CI/CD processes, and ownership of backend services across the full product lifecycle. You will collaborate cross-functionally and contribute to high-quality, well-tested, and maintainable solutions. 🗂️ Requirements: 7+ years of backend development experience, Strong expertise in C#, Strong expertise in .NET, Experience in system design and architecture, Experience with distributed systems, Experience with system integrations, Strong understanding of CI/CD practices, Experience with unit testing, Experience with Git and pull request workflows, Experience working in Agile environments, Very good spoken and written English, Ability to work independently and take ownership 📃 Skills: C#, .NET, CI/CD, Git, Agile, Microservices, SQL, AWS, Docker, Kubernetes, Linux, Java, Spring, Jenkins, GitHub, Jira, Confluence 🏢 Description: Backend Developer (.NET / C#) 📍 Hybrid – Gdańsk (3 days remote / 2 days office) About Consid Consid is an award-winning IT company founded in Sweden, with a strong presence across Norway, Denmark, Germany, Finland, and Poland. We combine Scandinavian work culture with technical excellence, delivering modern, scalable digital solutions for international clients. At Consid, we believe in collaboration, ownership, and continuous growth. We build strong teams that create meaningful products — and we make sure our people grow along the way. About the Role We are looking for an experienced Backend Developer (.NET / C#) to join a cross-functional product team working with complex digital services and large-scale system integrations. This role goes far beyond coding — you will play a key role in analyzing new features, shaping technical solutions, and taking ownership of backend services across the product lifecycle. The backend team is deeply involved in architectural discussions, refinement sessions, operational support, and collaboration across multiple systems and teams. We are looking for someone proactive, communicative, and technically strong, who enjoys solving complex challenges and contributing to product development from both technical and business perspectives. Your Responsibilities Design, develop, and maintain scalable backend solutions using C# and .NET. Analyze new features and help define technical solutions together with frontend developers and other stakeholders. Take ownership of backend services, including maintenance, operational stability, and incident handling. Collaborate closely with multiple teams and systems in a complex microservices-based environment. Participate actively in refinement sessions, architecture discussions, and technical decision-making. Support and mentor junior developers when needed. Contribute to CI/CD processes, testing strategies, and continuous improvement initiatives. Work proactively, ask questions, and contribute with solution-oriented ideas. Ensure high-quality, maintainable, and well-tested code. Be a communicative and supportive team player with a strong sense of ownership. Must-Have Skills 7+ years of experience in backend development. Strong expertise in C# and .NET. Experience with system design and architecture. Experience working with distributed systems and integrations. Strong understanding of CI/CD practices. Experience with unit testing. Experience with Git and pull request workflows. Experience working in Agile environments. Very good spoken and written English. Ability to work independently and take ownership of technical areas. Nice to Have Experience with Java and Spring Boot. Experience with Docker and Kubernetes. Experience with Linux environments. SQL knowledge. Experience with AWS. Familiarity with GitHub, Jenkins, Jira, and Confluence. Experience working with CMS platforms. Experience using AI-assisted development tools or AI agents. Experience leading smaller teams or acting as a technical role model. Personal Qualities Proactive and solution-oriented. Strong communicator who is not afraid to ask questions. Empathetic and patient. Curious and eager to learn. Quick learner with strong analytical skills. Good listener and collaborative team player. Comfortable working across teams and contributing beyond pure development tasks. Interested in taking ownership and influencing technical direction. Recruitment Process Application Review – We review your CV and contact selected candidates. Interview with our Recruitment Team (English). Technical Interview – Technical deep dive with the customer. Final Decision and Offer.

🏢 Summary: Senior Web Developer role focused on building and maintaining modern web platforms and CMS solutions using Nest.js, React, and Next.js in a hybrid Warsaw-based environment. The position involves feature development, API integrations, testing, code reviews, and AI-assisted development within cross-functional engineering teams. 🗂️ Requirements: 6+ years of professional web development experience, Strong expertise in Nest.js, Strong expertise in Node.js, Strong expertise in React, Strong expertise in Next.js, Experience building integrated systems, Experience integrating web platforms with backend systems and external APIs, Experience writing testable code, Experience participating in code review processes, Experience with version control systems, Experience with deployment pipelines, Experience with deployment operations, Experience using AI-assisted development tools, Fluent English 📃 Skills: Nest.js, Node.js, React, Next.js, APIs, CMS, Git, CI/CD, JavaScript, TypeScript 🏢 Description: Senior Web Developer Location: Warsaw, Poland (Hybrid – 3 days in the office, 2 days remote) About Consid Consid is an award-winning IT and consulting company founded in Sweden, with a strong presence across Scandinavia and Europe. We partner with leading organizations to build modern, scalable digital solutions while combining strong engineering culture with long-term collaboration and business impact. About the role We're looking for an experienced Senior Web Developer to join our client's engineering team and help build, maintain, and enhance a modern web platform and content management systems. You'll develop new features, resolve technical issues, improve code quality, and work within the architectural standards established by the Tech Lead while collaborating closely with cross-functional teams. Using AI-assisted development tools, you'll help deliver high-quality solutions and contribute to the continuous evolution of the platform. Your responsibilities Deliver new features from specification through production deployment. Collaborate with internal teams and external vendors on API integrations and core system connectivity. Investigate, troubleshoot, and resolve bugs while ensuring platform stability. Participate in code reviews and contribute to improving code quality. Write unit and integration tests and perform quality assurance on your own work as well as peer contributions. Utilize AI-assisted development tools to accelerate development and focus on solving complex technical challenges. Requirements 6+ years of professional web development experience. Strong expertise in Nest.js (Node.js), React, and Next.js with proven experience building integrated systems. Experience integrating web platforms with backend systems and external APIs. Experience writing testable code and participating in code review processes. Experience with version control systems, deployment pipelines, and deployment operations. Proven experience using AI-assisted development tools to improve development speed and quality. Fluent English. Recruitment Process 1.  Screening Call (30 min): A short introductory conversation with our recruitment team to discuss your background, motivation, and role expectations. 2. Cultural Fit Interview: A meeting focused on collaboration style, communication approach, and how you operate in an international environment. 3.  Technical Interview: A deeper technical discussion covering data architecture, analytics engineering, and HR data topics, including a hands-on deep dive relevant to day-to-day responsibilities. 4.  Final Interview (45 min): A concluding conversation focused on behavioural aspects, leadership and ownership mindset, and managerial alignment.

🏢 Summary: Remote Senior .NET Developer role (EST hours) focused on designing and enhancing backend services for a banking trading platform, with strong emphasis on .NET and Oracle PL/SQL development in an Agile environment. The position involves building scalable integrations and maintaining critical trading functionalities. It targets experienced backend engineers within financial services. 🗂️ Requirements: 6+ years backend development experience, Strong experience with .NET Framework, Strong experience with C#, Solid expertise in Oracle PL/SQL, Experience with REST APIs, Experience with distributed application architectures, Experience in enterprise or financial services environments, Ability to work in Agile teams, Poland based candidate, Availability to work EST hours 📃 Skills: .NET, C#, Oracle, PLSQL, REST, SQL, CI/CD, Git, Agile 🏢 Description: *We are looking for Poland based candidate. The job is remote with EST working hours. At Capco Poland, we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management. Build scalable backend solutions powering the next generation of digital trading experiences. The Role We are looking for a Senior .NET Developer to join a high-performing delivery team supporting the enhancement and expansion of a leading banking client’s trading application platform. You will play a key role in designing, developing, and maintaining backend services and integrations that support critical trading functionality and business operations. This role is ideal for someone with strong backend engineering expertise, solid database development experience, and a collaborative mindset who enjoys working in fast-paced Agile delivery environments. What You’ll Do Design, develop, and maintain backend services and APIs using .NET Framework technologies Develop and optimize Oracle PL/SQL packages, procedures, functions, and database objects Collaborate with cross-functional teams including QA, business analysts, and frontend developers to deliver new trading platform features Participate in code reviews, technical design discussions, and release activities to ensure high-quality software delivery Troubleshoot production issues, identify performance improvements, and support ongoing platform stability What We’re Looking For 6+ years of backend development experience within enterprise or financial services environments Strong hands-on experience with .NET Framework and C# application development Solid expertise in Oracle PL/SQL development and database optimization Experience working with REST APIs, integrations, and distributed application architectures Strong problem-solving, communication, and stakeholder collaboration skills within Agile teams Bonus Points For Experience working on trading platforms, banking systems, or capital markets applications Familiarity with performance tuning and query optimization in Oracle databases Exposure to CI/CD pipelines, source control tools, and automated deployment processes Understanding of secure coding standards and enterprise application best practices We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects. Recruitment Process: HR Interview with the recruiter Technical Interview Client Interview Feedback and offer

🏢 Summary: Backend-focused FullStack Engineer role centered on building scalable integration layers and data-driven services within a distributed international team. The position involves designing robust REST APIs, managing cross-system integrations, and ensuring secure, consistent data flows in cloud environments. The role also includes supporting React/Next.js applications and collaborating closely with Data Engineers. 🗂️ Requirements: 5+ years experience with TypeScript and Node.js, Strong experience with PostgreSQL, 2+ years experience with React or Next.js, Experience with cloud infrastructure (GCP or similar), Familiarity with Kubernetes, Experience with integration testing, Strong knowledge of backend architecture and design patterns, Understanding of caching mechanisms, Knowledge of security best practices, Proficiency with Git 📃 Skills: TypeScript, Node.js, JavaScript, PostgreSQL, React, Next.js, GCP, Kubernetes, REST, Integration, Testing, Git, Caching, Security, APIs 🏢 Description: Hybrid Role, Warsaw 📍 We are only considering candidates based in Warsaw. About Consid Consid is an award-winning IT and consulting company founded in Sweden, with a strong presence across Scandinavia and Europe, including Poland. We partner with leading enterprises to build modern, scalable digital solutions, combining strong engineering culture with long-term, trust-based collaboration. At Consid, we value ownership, quality, and continuous development. About the Role We are looking for a FullStack Engineer (Backend Heavy & Data Centered) to join an international engineering team building systems that support financial and operational workflows . This is a role for someone who is strongly backend-oriented (80%) and highly data-aware, not just writing APIs, but understanding how data moves across the organisation and how it should be exposed safely and reliably. You will work on a platform that integrates multiple internal and third-party systems, where the core challenge lies in reliably fetching, transforming, and exposing data through scalable services and API gateways. The role focuses on building robust integration layers, ensuring data consistency across systems, and designing solutions that support secure and efficient data flows across the organisation. Part of the landscape also includes integration and process automation tools, so experience with automation platforms is considered an advantage. You’ll work closely with Data Engineers , as well as a full-stack engineering team in Warsaw , and international stakeholders across multiple countries. Responsibilities Design, develop, document, and maintain scalable backend systems and REST APIs Build and manage integrations across multiple internal and external systems Model and implement secure, high-performance relational databases Contribute to an internal master data management (MDM-like) system Maintain and optimize backend infrastructure in cloud environments Support automation flows and integration processes (Workato) Collaborate with FullStack, Application, and Data Engineers Support React / Next.js applications when required Own features from concept through deployment Provide maintenance and troubleshooting across backend services and integrations Requirements 5+ years of experience with TypeScript and Node.js (& Javascript ecosystem) Strong experience with relational databases ( PostgreSQL ) 2+ years of experience with React or React frameworks ( Next.js ) Experience with cloud infrastructure ( GCP preferred or similar) Familiarity with Kubernetes Experience with integration testing Strong understanding of backend architecture, caching, and design patterns Solid knowledge of security best practices Proficiency with Git Strong English communication skills Ability to work independently and manage multiple initiatives Experience working in international distributed teams Preferably a university degree in Computer Science (or similar technical background) Nice to Have Experience with Workato or similar automation platforms Experience with NestJS or Bun Infrastructure as Code ( Terraform ) Microservices architecture experience Experience with caching solutions (Redis, Memcache) Familiarity with SSO, Cloudflare, or Okta Experience with Python Experience documenting APIs (OpenAPI or similar) Recruitment Process 1. Screening Call (30 min): A short introductory conversation with our recruitment team to discuss your background, motivation, and role expectations. 2. Client Interview – Communication & Cultural Fit: A meeting focused on collaboration style, communication, and how you work in an international environment. 3. Technical Interview: A deeper technical discussion combining system design, backend architecture, and data-oriented topics. This includes a technical deep dive relevant to your day-to-day work. 4. Final Client Interview (45 min): A final conversation focused on behavioural aspects, leadership/ownership mindset, and managerial alignment.

🏢 Summary: Senior .NET Developer role focused on designing and maintaining high-performance backend services using .NET and Azure for a scalable electronic components platform. The position involves building resilient cloud solutions, setting up test automation from scratch, and leveraging AI coding assistants in daily development. This is a 100% remote role requiring close collaboration with a US-based Agile team. 🗂️ Requirements: Minimum 8 years of professional experience in .NET development, Strong experience with C#, Experience with Azure cloud ecosystem, Experience with CosmosDB, Practical experience using AI tools in software development, Fluent English, Availability to attend meetings between 17:00 and 19:00 CET, Residence in Poland or eligibility to work in Poland 📃 Skills: .NET, C#, Azure, CosmosDB, Playwright, Selenium, GitHubCopilot, ChatGPT, Cursor, CI/CD, Git, TypeScript, JavaScript 🏢 Description: We are part of an international organization listed on Nasdaq Stockholm, operating in 11 countries. In Poland, we work with full autonomy. We independently choose our technologies, processes, and ways of working while maintaining the highest professional standards. We deliver a wide range of IT projects in Poland and internationally, across multiple domains and technologies. This allows our consultants to develop their competencies and gain experience aligned with their professional ambitions. Our collaboration is built around the CARE philosophy. For us, it means responsible project matching, transparent cooperation, and a long-term approach to professional growth. Join us as Senior .NET Developer Grow in an environment that cares about your development as much as you do. Your responsibilities Designing, developing, and maintaining high-performance back-end services using .NET and C# for an established, scalable system used for selecting electronic components and integrating with manufacturer databases. Working extensively with Azure cloud services and CosmosDB to build, maintain, and monitor resilient solutions. Setting up test automation structures and frameworks from scratch using tools like Playwright or Selenium . Actively leveraging AI coding assistants such as GitHub Copilot , ChatGPT , or Cursor to enhance productivity and troubleshooting, while proactively sharing AI-assisted development practices with the team. Collaborating directly with the US-based team in an Agile environment, actively participating in code reviews, sprint planning, and architectural discussions. Communicating with business stakeholders to understand requirements and translate them into effective technical solutions. Requirements Minimum 8 years of professional experience in .NET development, demonstrating a senior-level mindset and problem-solving capabilities. Experience with C# , the Azure cloud ecosystem, and CosmosDB . Practical experience in using modern AI tools in daily software development and a willingness to promote these practices. Fluency in English to ensure seamless communication with US managers and developers. Flexibility to align with US working hours, specifically attending daily meetings between 17:00 and 19:00 CET. You need to live in Poland and/or be eligible to work here. Nice to have: Background or interest in Electrical Engineering. General understanding of testing practices, CI/CD pipelines, and Git version control. Knowledge in TypeScript or JavaScript. What we offer 100% remote work Work in a Scandinavian culture built on logic and dialogue. Health and sports benefits tailored to your needs. Speed Coaching – short sessions that provide new perspectives and solutions. Sports training, an internal team, and opportunities to take part in competitions. Team events and development-focused meetups.

🏢 Summary: Senior .NET Developer role focused on building and enhancing a custom industrial application supporting end-to-end production and logistics processes. The position involves backend development in .NET, frontend development with Angular, and designing microservices-based solutions deployed in AWS. The project emphasizes scalability, traceability, and continuous product improvement. 🗂️ Requirements: Minimum 5 years of commercial experience as a .NET Developer, Strong hands-on experience with .NET in backend development, Practical experience with Angular in frontend development, Experience with microservices-based architecture, Experience with AWS cloud services 📃 Skills: .NET, Angular, AWS, Microservices 🏢 Description: We are looking for a Senior .NET Developer to join a long‑term product development project in the industrial and manufacturing domain. The role focuses on building and maintaining a custom‑built application that supports end‑to‑end production and logistics processes for industrial clients. The project uses modern technologies and follows an innovation‑driven approach, with strong emphasis on process traceability, scalability, and continuous improvement. Your tasks Develop and maintain backend solutions using .NET for a custom industrial application Implement new product functionalities according to business and process requirements Build and extend frontend features using Angular Design and develop solutions based on a microservices architecture Develop, deploy, and maintain solutions in an AWS cloud environment Requirements Minimum 5 years of commercial experience as a .NET Developer Strong hands‑on experience with .NET in backend development Practical experience with Angular in frontend development Experience working with microservices‑based architectures Experience working with AWS cloud services Fluency in English Residing in Poland required

🏢 Summary: Senior .NET Developer role focused on building backend microservices and cloud integrations for scalable digital platforms using .NET Core and Azure-related technologies. The position involves developing backend functionalities, partner integrations, search engines, and database optimization in a hybrid or remote work model. 🗂️ Requirements: 5+ years of experience as a Backend .NET Developer, Strong knowledge of .NET Core, Strong knowledge of C#, Experience with SQL Server, Experience creating and optimizing SQL queries, Experience with messaging systems, Business-level Polish communication, Communicative English proficiency, Legal right to work in the European Union 📃 Skills: .NET, C#, SQL, SQLServer, CosmosDB, Azure, AzureServiceBus, EventHub, Kafka, MQ, Elasticsearch, MongoDB, Swagger, OpenAPI, Microservices 🏢 Description: Empower the future of backend development by architecting innovative microservices and seamless cloud integrations! Warszawa-based opportunity with a hybrid work model (1 day in-office per week, typically on Mondays). Fully remote work is also possible but prioritized second. As a Senior .NET Developer – Microservices and Cloud Integration, you will be working for our client, a leader in innovative software solutions. You will contribute to the development of complex backend systems, focusing on microservices architecture and cloud-based integrations, supporting scalable and robust digital platforms. This role offers a path to impactful projects and career growth in a dynamic environment. Your main responsibilities: Design and implement new backend functionalities on the Goodie platform using .NET Core. Develop and maintain microservices and external partner integrations. Implement and enhance content search engines. Work with SQL Server and Cosmos DB for data querying and optimization. Participate in requirement analysis, backlog refinement, and sprint planning. Ensure code quality through unit tests, code reviews, and adherence to best practices. You're ideal for this role if you have: Minimum 5 years of experience as a Backend .NET Developer. Strong knowledge of .NET Core / C#. Experience with SQL Server, including query creation and optimization. Familiarity with messaging systems, preferably Azure Service Bus or Event Hub, or alternative like Kafka or MQ. Proficient communication skills in Polish and English at a business level. It is a strong plus if you have: Experience with Azure AI Search or Elasticsearch. Knowledge of Azure Cosmos DB, MongoDB, or other NoSQL databases. Experience with Azure cloud services (App Services, Functions, Storage, Application Insights, Log Analytics). API documentation skills using Swagger / OpenAPI. Backend development experience for mobile applications. Language Required for the role: Polish (business communication level) and English (communicative proficiency). Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Fullstack Developer role focused on building and maintaining modern web platforms and CMS solutions using Nest.js, React, and Next.js in a hybrid Warsaw-based environment. The position involves developing new features, improving code quality, writing tests, and collaborating with cross-functional teams on scalable web solutions. Candidates will work with modern development workflows, deployment pipelines, and AI-assisted development tools. 🗂️ Requirements: 3+ years of professional web development experience, Strong knowledge of Nest.js, Strong knowledge of Node.js, Strong knowledge of React, Strong knowledge of Next.js, Experience writing clean, maintainable, and testable code, Experience with code reviews and collaborative development, Experience with version control systems, Experience with deployment pipelines, Familiarity with AI-assisted development tools, Professional proficiency in English 📃 Skills: Nest.js, Node.js, React, Next.js, JavaScript, TypeScript, Git, CI/CD, HTML, CSS 🏢 Description: Fullstack Developer Location: Warsaw, Poland (Hybrid – 3 days in the office, 2 days remote) About Consid At Consid, we believe that great technology starts with great people. As one of the fastest-growing IT consulting companies in the Nordics, we help organizations accelerate their digital transformation by delivering innovative, high-quality software solutions. Our teams work on exciting international projects, combining technical excellence with collaboration, curiosity, and continuous learning. About the role We're looking for a Developer for one of our clients to help build new features and improve code quality across a modern web platform and content management systems. In this role, you'll work within established coding patterns, contribute to feature development, participate in code reviews, and continuously grow your technical expertise through mentorship from the Tech Lead and Senior Developers. You'll play an important role in supporting the client's global brand and marketing initiatives by delivering reliable, scalable, and high-quality web solutions. Your responsibilities Build new functionality from specification through to production within established coding standards and development practices. Develop and maintain backend services using Nest.js (Node.js) and frontend applications using React and Next.js . Investigate, troubleshoot, and resolve bugs while maintaining the existing codebase. Participate in peer code reviews, learn from feedback, and contribute to improving code quality. Write unit and integration tests while following established QA and testing practices. Work with version control systems and deployment pipelines throughout the development lifecycle. Utilize AI-assisted development tools and workflows to accelerate learning, improve productivity, and enhance software quality. Collaborate closely with the Tech Lead, Senior Developers, and cross-functional teams to deliver high-quality solutions. Requirements 3+ years of professional web development experience. Strong foundation in Nest.js (Node.js) for backend development and React / Next.js for frontend development. Experience writing clean, maintainable, and testable code. Experience working within code review disciplines and collaborative development environments. Comfortable working with version control systems and deployment pipelines. Familiarity with AI-assisted development and openness to using AI tools to accelerate development and improve productivity. Strong problem-solving and communication skills. Professional proficiency in English. Recruitment Process 1.  Screening Call (30 min): A short introductory conversation with our recruitment team to discuss your background, motivation, and role expectations. 2. Cultural Fit Interview: A meeting focused on collaboration style, communication approach, and how you operate in an international environment. 3.  Technical Interview: A deeper technical discussion covering data architecture, analytics engineering, and HR data topics, including a hands-on deep dive relevant to day-to-day responsibilities. 4.  Final Interview (45 min): A concluding conversation focused on behavioural aspects, leadership and ownership mindset, and managerial alignment.

🏢 Summary: Senior .NET Backend Engineer role focused on building modern API and event-driven integrations for research systems in the pharmaceutical industry. The position involves replacing legacy APIs, implementing cloud-based integration solutions, and supporting event-driven architecture initiatives in a remote or hybrid B2B setup. Long-term contract with English-speaking environment and collaboration with technical and business stakeholders. 🗂️ Requirements: Strong experience with .NET, Experience with ASP.NET Core, Experience building enterprise integration APIs, Knowledge of Azure or AWS, Experience with Infrastructure as Code, Hands-on experience with Entity Framework, Experience with unit testing, Knowledge of software quality practices, Strong analytical and problem-solving skills, Ability to work independently, Excellent communication skills, Confidence working with stakeholders 📃 Skills: .NET, ASP.NET, Azure, AWS, Bicep, EntityFramework, Kafka, Redis, Docker, CI/CD, GitHub, APIs 🏢 Description: 🌍Work mode - fully remote or hybrid - 2 days from the office in Warsaw. 📑 Assignment type : B2B ⏳Contract length >10-12 months + extensions. ⏰Start - ASAP/1 month. 📕Language - English. ⚙️Industry - pharmaceutical. 💼 Recruitment process - 2 interviews with the client. 💻 Workload : Full time. Summary: The Senior .Net Backend Engineer role is focused on building innovative integrations for research systems. The primary objective is to modernize data exchange mechanisms to enhance scientific work and accelerate innovation in research. Main Responsibilities: Build API and event-based integrations between existing and new research systems. Replace current legacy APIs with a new modern greenfield API surface. Assist feature teams with identifying and implementing event-driven architecture. Key Requirements: Strong experience developing backend applications using .NET / ASP.NET Core. Experience building enterprise integration APIs. Knowledge of cloud platforms such as Azure and/or AWS. Experience with Infrastructure as Code (e.g., Bicep). Hands-on experience with Entity Framework. Experience with unit testing and modern software quality practices. Strong analytical and problem-solving skills. Ability to work independently with a high degree of ownership and accountability. Excellent communication skills and confidence working directly with stakeholders. Nice to Have: Experience with Kafka. Knowledge of Electronic Laboratory Notebooks (ELN). Familiarity with Redis. Experience with Docker / Container Apps. Knowledge of CI/CD practices, GitHub Actions. Other Details: Team Context: Works closely with technical and business stakeholders in a collaborative environment.

🏢 Summary: Senior .NET Backend Engineer role focused on building modern API and event-driven integrations for research systems in the pharmaceutical industry. The position involves replacing legacy APIs, supporting event-driven architecture, and working with cloud-based enterprise integrations in a remote or hybrid B2B setup. Long-term full-time contract with English-speaking international collaboration. 🗂️ Requirements: Strong experience with .NET, Experience with ASP.NET Core, Experience building enterprise integration APIs, Knowledge of Azure or AWS, Experience with Infrastructure as Code, Hands-on experience with Entity Framework, Experience with unit testing, Knowledge of modern software quality practices, Strong analytical and problem-solving skills, Ability to work independently, Excellent communication skills, Confidence working with stakeholders 📃 Skills: .NET, ASP.NET, Azure, AWS, Bicep, EntityFramework, Kafka, Redis, Docker, CI/CD, GitHub, API 🏢 Description: 🌍Work mode - fully remote or hybrid - 2 days from the office in Warsaw. 📑 Assignment type : B2B ⏳Contract length >10-12 months + extensions. ⏰Start - ASAP/1 month. 📕Language - English. ⚙️Industry - pharmaceutical. 💼 Recruitment process - 2 interviews with the client. 💻 Workload : Full time. Summary: The Senior .Net Backend Engineer role is focused on building innovative integrations for research systems. The primary objective is to modernize data exchange mechanisms to enhance scientific work and accelerate innovation in research. Main Responsibilities: Build API and event-based integrations between existing and new research systems. Replace current legacy APIs with a new modern greenfield API surface. Assist feature teams with identifying and implementing event-driven architecture. Key Requirements: Strong experience developing backend applications using .NET / ASP.NET Core. Experience building enterprise integration APIs. Knowledge of cloud platforms such as Azure and/or AWS. Experience with Infrastructure as Code (e.g., Bicep). Hands-on experience with Entity Framework. Experience with unit testing and modern software quality practices. Strong analytical and problem-solving skills. Ability to work independently with a high degree of ownership and accountability. Excellent communication skills and confidence working directly with stakeholders. Nice to Have: Experience with Kafka. Knowledge of Electronic Laboratory Notebooks (ELN). Familiarity with Redis. Experience with Docker / Container Apps. Knowledge of CI/CD practices, GitHub Actions. Other Details: Team Context: Works closely with technical and business stakeholders in a collaborative environment.