Senior Python Software Engineer

🏢 Summary: Senior Software Developer role focused on designing and implementing complex API and microservice integrations in a banking environment using Azure and .NET. The position combines solution design with hands-on development, owning the full lifecycle of secure, low-latency integration solutions. The developer will lead Azure-based integrations, optimize Python transformations, and ensure high-quality, well-monitored applications. 🗂️ Requirements: 7+ years of hands-on experience with Azure development, Strong experience with .NET development, Experience building integration solutions using .NET and Azure, Experience with Azure Functions, APIM, Service Bus, App Insights, Working knowledge of Python for integration and transformation tasks, Experience writing and maintaining unit tests, Expertise in Application Insights monitoring and optimization, Experience designing integration patterns in CRM context 📃 Skills: Azure, AzureFunctions, ServiceBus, APIM, AppInsights, .NET, Python, Microservices, APIs, CRM, UnitTesting 🏢 Description: 🌍 Work mode: hybrid (preferably from Krakow or Warsaw): • People from Krakow and Warsaw - 6x per month in the office • People outside of Krakow and Warsaw - 1-2x per month in the office ⏰ Start : June/July 2026. 📝 Contract : B2B. ⏳ Duration : >12 months contracts. 📕 Project language : English. 💼 Industry : Banking. 📑 Workload: Full time. ⚙️ Recruitment process : 1h technical screening on zoom. 💻 Equipment : Work on emagine or your own equipment. We are looking for a Senior Software Developer who thrives at the intersection of technical design and hands-on execution . In this role, you will be the technical engine driving key initiatives for integration projects. Unlike a traditional architect role, your focus will be on Solution Design: creating the technical 'how-to' for complex integrations and then leading the end-to-end development . Main Responsibilities: Draft end-to-end technical designs for API solutions and microservice integration patterns. Own the full development cycle, ensuring secure, low-latency communication paths between backend systems and UI/UX layers. Manage the technical integration of platforms using Azure Functions and Service Bus. Fine-tune Python-based code mainly for specific transformations (e.g. Pendo-related) while having the agility to refactor logic as needed. Participate in design reviews and incorporate stakeholder feedback. Support discussions surrounding potential migrations to managed environments. Key Requirements: 7+ years of hands-on experience in Azure development (Functions, App Insights, APIM, and Service Bus ). Strong experience in .NET development (primary technology.) Experience in building integration solutions using . NET and Azure. Expertise in Python (basic/working knowledge required, mainly for integration/transformation tasks), with strong proficiency in .NET. A 'quality-first' mindset with extensive experience writing and maintaining unit tests. Deep expertise in using Application Insights for monitoring and optimizing live applications. Proven experience in designing and building integration patterns within a CRM context. Nice to Have: Exposure to Power Platform (optional) . Experience with Google Cloud Platform (GCP). Prior experience with Highspot, Pendo, or MS Dynamics integrations.

🏢 Summary: Senior Full-Stack Developer role focused on designing and delivering complex API and microservice integration solutions in a banking environment. The position combines end-to-end solution design with hands-on development, particularly within Azure-based ecosystems. The developer will lead secure, low-latency integrations and support future platform migrations. 🗂️ Requirements: 7+ years of hands-on Azure development experience, Experience with Azure Functions, APIM, Service Bus and Application Insights, Strong proficiency in Python, Strong proficiency in Java or .NET, Experience designing API solutions and microservice integration patterns, Experience building integrations within CRM environments, Experience writing and maintaining unit tests, Experience monitoring and optimizing applications using Application Insights, Ability to design secure, low-latency system integrations 📃 Skills: Azure, Functions, APIM, ServiceBus, AppInsights, Python, Java, .NET, APIs, Microservices, CRM, UnitTesting 🏢 Description: 🌍 Work mode: hybrid (preferably from Krakow or Warsaw): • People from Krakow and Warsaw - 6x per month in the office • People outside of Krakow and Warsaw - 1-2x per month in the office ⏰ Start : June/July 2026. 📝 Contract : B2B. ⏳ Duration : >12 months contracts. 📕 Project language : English. 💼 Industry : Banking. 📑 Workload: Full time. ⚙️ Recruitment process : 1h technical screening on zoom. 💻 Equipment : Work on emagine or your own equipment. We are looking for a Senior Full-Stack Developer who thrives at the intersection of technical design and hands-on execution . In this role, you will be the technical engine driving key initiatives for integration projects. Unlike a traditional architect role, your focus will be on Solution Design: creating the technical 'how-to' for complex integrations and then leading the end-to-end development . Main Responsibilities: Draft end-to-end technical designs for API solutions and microservice integration patterns. Own the full development cycle, ensuring secure, low-latency communication paths between backend systems and UI/UX layers. Manage the technical integration of platforms using Azure Functions and Service Bus. Fine-tune Python-based code while having the agility to refactor logic as needed. Participate in design reviews and incorporate stakeholder feedback. Support discussions surrounding potential migrations to managed environments. Key Requirements: 7+ years of hands-on experience in Azure development (Functions, App Insights, APIM, and Service Bus ). Expertise in Python, with strong proficiency in Java or .NET. A 'quality-first' mindset with extensive experience writing and maintaining unit tests. Deep expertise in using Application Insights for monitoring and optimizing live applications. Proven experience in designing and building integration patterns within a CRM context. Nice to Have: Experience with Google Cloud Platform (GCP). Prior experience with Highspot, Pendo, or MS Dynamics integrations. Other Details: This position will involve working on integration projects, with potential opportunities for remote collaboration. The role emphasizes hands-on development and strategic planning for future migrations.

🏢 Summary: Senior Full-Stack Developer role focused on designing and delivering end-to-end integration solutions within a banking environment, with strong emphasis on Azure-based architectures and hands-on development. The position combines solution design responsibilities with full development lifecycle ownership, particularly around APIs and microservices. Long-term B2B contract with hybrid work model and English-speaking project context. 🗂️ Requirements: 7+ years of experience in Azure development, Hands-on experience with Azure Functions, App Insights, APIM and Service Bus, Strong expertise in Python, Strong proficiency in Java or .NET, Experience in writing and maintaining unit tests, Expertise in Application Insights for monitoring live applications, Experience in designing and building integration patterns in CRM context, Ability to design end-to-end API and microservice integrations 📃 Skills: Azure, Functions, AppInsights, APIM, ServiceBus, Python, Java, .NET, APIs, Microservices, CRM, UnitTesting, GCP 🏢 Description: 🌍 Work mode: hybrid (preferably from Krakow or Warsaw): • People from Krakow and Warsaw - 6x per month in the office • People outside of Krakow and Warsaw - 1-2x per month in the office ⏰ Start : June/July 2026. 📝 Contract : B2B. ⏳ Duration : >12 months contracts. 📕 Project language : English. 💼 Industry : Banking. 📑 Workload: Full time. ⚙️ Recruitment process : 1h technical screening on zoom. 💻 Equipment : Work on emagine or your own equipment. We are looking for a Senior Full-Stack Developer who thrives at the intersection of technical design and hands-on execution . In this role, you will be the technical engine driving key initiatives for integration projects. Unlike a traditional architect role, your focus will be on Solution Design: creating the technical 'how-to' for complex integrations and then leading the end-to-end development . Main Responsibilities: Draft end-to-end technical designs for API solutions and microservice integration patterns. Own the full development cycle, ensuring secure, low-latency communication paths between backend systems and UI/UX layers. Manage the technical integration of platforms using Azure Functions and Service Bus. Fine-tune Python-based code while having the agility to refactor logic as needed. Participate in design reviews and incorporate stakeholder feedback. Support discussions surrounding potential migrations to managed environments. Key Requirements: 7+ years of hands-on experience in Azure development (Functions, App Insights, APIM, and Service Bus ). Expertise in Python, with strong proficiency in Java or .NET. A 'quality-first' mindset with extensive experience writing and maintaining unit tests. Deep expertise in using Application Insights for monitoring and optimizing live applications. Proven experience in designing and building integration patterns within a CRM context. Nice to Have: Experience with Google Cloud Platform (GCP). Prior experience with Highspot, Pendo, or MS Dynamics integrations. Other Details: This position will involve working on integration projects, with potential opportunities for remote collaboration. The role emphasizes hands-on development and strategic planning for future migrations.

🏢 Summary: Full-time B2B contract for a Senior Python Engineer to design and operate scalable, production-grade backend systems in a cloud-native environment within the energy trading domain. The role focuses on building modern services with Python and FastAPI, developing CI/CD pipelines, and supporting data engineering solutions. The project runs until the end of 2026 with possible extension and requires close collaboration with cross-functional teams. 🗂️ Requirements: Strong Python development experience, Hands-on experience with FastAPI, Proven cloud-native engineering experience, Strong knowledge of Kubernetes, Strong knowledge of Docker, Experience with CI/CD pipelines, Experience with Azure DevOps, Data engineering experience, Strong SQL skills, Experience with Snowflake, Experience with Kafka, Experience with business-critical systems 📃 Skills: Python, FastAPI, Kubernetes, Docker, AzureDevOps, CICD, SQL, Snowflake, Kafka, CloudNative, DataEngineering 🏢 Description: 🌍 Remote work: 100% remote. ⏰ Start: 22.06.2026. ⏳ Project length: until 31.12.2026 + possible extensions. 📑 Assignment type: B2B , 160–190 PLN/h, depending on experience and project fit. 📕 Project language: English. ⚙️ Recruitment process: 2 meetings with the client. 💬 Workload: Full-time. 💼 Industry: Cloud Computing / Energy Trading. About the Role: We are looking for a Senior Python Engineer with strong experience in cloud-native platforms and, ideally, exposure to energy trading, ETRM, or risk management systems . The ideal candidate is a hands-on engineer who can work independently, collaborate effectively with architects, product managers, and business stakeholders, and design, develop, and operate scalable, production-grade solutions in a modern cloud-native environment. Main Responsibilities: Design, develop, and maintain scalable, production-grade applications in a cloud-native environment Collaborate with architects, product managers, and business stakeholders to define and refine technical solutions. Build and operate modern backend services using Python and FastAPI . Develop and maintain CI/CD pipelines and deployment processes. Design and support data engineering solutions and integrations. Ensure reliability, performance, and maintainability of business-critical systems. Contribute to architecture decisions and technical best practices. Key Requirements: Strong Python development experience. Hands-on experience with FastAPI and modern backend development. Proven cloud-native engineerin g experience. Strong knowledge of Kubernetes and Docker . Experience with CI/CD pipelines and Azure DevOps. Data engineering experience. Strong SQL skills . Experience with Snowflake and Kafka . Experience working with business-critical systems. Strong analytical and problem-solving skills. Ability to work independently while collaborating effectively with cross-functional stakeholders. Highly Preferred Experience in energy trading environments. Experience with ETRM (Energy Trading and Risk Management) platforms . Experience with risk management systems . Team & Environment Independent engineering role with close collaboration across architecture, product, and business teams Modern cloud-native environment International project with English-speaking stakeholders and teams

🏢 Summary: Full-time remote DevOps Consultant role focused on designing and maintaining Azure DevOps CI/CD pipelines and managing Kubernetes-based deployments across cloud and on-prem environments. The position involves containerization, automation scripting, database operations in Kubernetes, and implementing secure, monitored deployment workflows. Long-term B2B engagement within an IT services environment. 🗂️ Requirements: Strong experience with CI/CD in Azure DevOps, Proficiency in Kubernetes and Helm, Experience with Docker containerization, Strong Bash scripting skills, Strong Python scripting skills, Experience with Terraform (IaC), Experience managing Postgres in Kubernetes, Experience with Python backend deployment, Understanding of cloud and on-prem deployment models, Experience with Kubernetes monitoring and logging, Knowledge of Kubernetes security best practices, Familiarity with Microsoft Entra ID 📃 Skills: Azure, AzureDevOps, Kubernetes, Helm, Docker, Bash, Python, Terraform, Postgres, CI/CD, YAML, EntraID 🏢 Description: 🌍 Remote work: fully remote. 📑 Assignment type : B2B – max. 140 zl/h. 📕 Project language: English. ⏳ Project length: > 12 months + prolongations. ⏰ Start: ASAP / 1 month. 💻 Workload: full time. ⚙️ Recruitment process : 2 interviews with the client. 💼 Industry : IT Services / Digital Consulting 🔍Additional information: After receiving the offer, a background check is carried out (references, criminal record check, etc.). We are seeking a skilled DevOps Consultant with expertise in modern CI/CD practices, Kubernetes, and automation scripting. The successful candidate will contribute to the design and maintenance of Azure DevOps pipelines and optimize deployment strategies on Kubernetes. A strong foundation in cloud technologies and hands-on experience with containerization and monitoring is essential. Main Responsibilities: Design and maintain Azure DevOps YAML pipelines and build agents. Deploy and operate applications on Kubernetes using Helm charts and manifests. Create and optimize multi-stage Docker images. Build automated workflows around AI-powered services using scripting. Run and manage Postgres and vector databases in Kubernetes. Operate Python backends as part of deployment workflows. Manage portable Kubernetes-based deployments across Azure and on-prem clusters. Set up logging, metrics, and alerting while ensuring best practices in security. Configure Microsoft Entra ID applications for secure access to resources. Key Requirements: Strong experience with CI/CD practices, particularly in Azure DevOps. Proficiency in Kubernetes and Helm for application deployment. Experience in containerization with Docker. Strong scripting skills in Bash and Python. Knowledge of Infrastructure as Code (IaC) using Terraform. Experience managing databases in Kubernetes, specifically Postgres. Familiarity with modern Python backend frameworks and deployment processes. Understanding of cloud and on-prem deployment models. Experience with monitoring, logging, and security best practices in Kubernetes. Familiarity with Microsoft Entra ID and secure access protocols. Nice to Have: Knowledge of frontend build tools like Vite. Experience with Nginx configuration for SPAs. Familiarity with vector databases like Qdrant. Other Details: This position can be performed remotely, providing flexibility in work arrangements. We are looking for candidates passionate about leveraging technology to empower people and enhance operational efficiency.

🏢 Summary: Senior Full Stack Developer role focused primarily on backend development with Python and FAST API, combined with React-based frontend work in a hybrid B2B model. The position involves designing scalable web applications, building high-performance APIs, and working with relational and NoSQL databases. Strong backend expertise is essential, with intermediate frontend skills and experience in modern DevOps practices. 🗂️ Requirements: 8+ years of professional software development experience, Expert proficiency in Python, Strong experience with FAST API, Strong knowledge of relational and NoSQL databases, Experience with SQLAlchemy ORM, Deep understanding of data structures and algorithms, Experience building RESTful APIs and microservices, Proficiency in writing unit and integration tests in Python, Strong knowledge of ReactJS and NodeJS, Experience with Redux or MobX, Familiarity with React Query, Experience with Material UI, CSS, and HTML, Experience with Jest and Cypress, Solid understanding of JavaScript and TypeScript 📃 Skills: Python, FASTAPI, SQLAlchemy, PostgreSQL, MySQL, MongoDB, DynamoDB, ReactJS, NodeJS, Redux, MobX, ReactQuery, MaterialUI, CSS, HTML, Jest, Cypress, JavaScript, TypeScript, Docker, Kubernetes, AWS, Azure, GCP, RabbitMQ, Kafka 🏢 Description: Working mode: Hybrid mode ( 2-3 days in a week from the office in Wroclaw or Warsaw) Experience Level: 8+ Years Contract Type: B2B About the Role We are looking for a highly skilled Senior Full Stack Developer with a primary focus on Python and FAST API to join the development team. The ideal candidate is a Python expert capable of architecting robust backend services. While React skills are required, we are flexible regarding the depth of frontend expertise (Intermediate level is acceptable), provided the backend strength is exceptional. Key Responsibilities Backend Architecture: Design, develop, and maintain scalable web applications using Python and FAST API . API Development: Build high-performance RESTful APIs and microservices, ensuring low latency and high availability. Database Management: Work with relational and NoSQL databases, utilizing ORMs like SQLAlchemy to design efficient database schemas and queries. Frontend Development: Develop and maintain user-facing features using ReactJS , ensuring the technical feasibility of UI/UX designs. Code Quality: Write clean, maintainable, and testable code; perform unit testing to ensure robustness. DevOps: Implement and manage CI/CD pipelines to streamline deployment processes. Collaboration: Work closely with cross-functional teams (Product, QA, and Design) in a hybrid working environment. Mandatory Technical Skills 1. Backend (Core Strength): Languages: Expert proficiency in Python . Frameworks: Strong experience with FAST API (Must-have). Experience with SQLAlchemy is highly preferred. Fundamentals: Deep understanding of data structures, algorithms, and space-time complexity. Database: Strong understanding of Relational (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, DynamoDB) databases. Testing: Proficiency in writing unit tests and integration tests for Python applications. 2. Frontend (Intermediate Level): Libraries: Strong knowledge of ReactJS and NodeJS . State Management: Experience with React workflows such as Redux or MobX . Tooling: Familiarity with React Query . Styling: Experience with Material UI , CSS , and HTML . Testing: Experience with frontend testing tools like Jest and Cypress . JavaScript: Solid understanding of JavaScript , TypeScript , and browser rendering behavior. Good to Have Experience with cloud platforms (AWS, Azure, or GCP). Knowledge of containerization (Docker, Kubernetes). Understanding of microservices architecture and message queues (RabbitMQ, Kafka).

🏢 Summary: Senior Backend Python Engineer role focused on building scalable AI-powered enterprise software and owning backend services from architecture to production. The position involves backend development, distributed systems, cloud infrastructure, and technical leadership in a hybrid B2B environment. Candidates will collaborate across teams to deliver secure, high-performance applications using modern engineering and AI-assisted workflows. 🗂️ Requirements: 6+ years building production-grade backend systems, Strong Python experience, Experience with distributed systems, Knowledge of concurrency and asynchronous processing, Experience designing REST APIs, Experience with scalable architectures, Hands-on cloud platform experience, Database design and performance optimization knowledge, Experience building secure enterprise applications, Ability to own projects from design to deployment, Cross-functional collaboration skills, Strong troubleshooting and problem-solving skills, Excellent English communication skills, Experience with AI tooling and automation workflows 📃 Skills: Python, REST, AWS, GCP, Azure, SQL, TypeScript, LLM, AI, Monitoring, Logging, Observability, Automation 🏢 Description: Senior Backend Engineer (Python) Warsaw, Poland (Hybrid) Full-time B2B Contract $8,000 - $12,000/month We are hiring a Senior Backend Python Engineer for an innovative technology company building AI-powered enterprise software used by organizations worldwide. This role is ideal for an experienced backend engineer who enjoys designing scalable production systems, solving complex technical challenges, and taking ownership of critical backend services from architecture through production. You'll work closely with product, frontend, and platform engineers to build reliable, secure, and high-performance applications while leveraging modern AI-assisted engineering practices. As a Senior Backend Python Engineer you will provide backend development, system design, cloud infrastructure, and technical leadership in a fast-paced engineering environment where ownership and continuous improvement are highly valued. Requirements - 6+ years of experience building and maintaining production-grade backend systems - Strong hands-on experience with Python and modern backend development practices - Strong understanding of distributed systems, concurrency, asynchronous processing, and scalable architectures - Experience designing and developing REST APIs and backend services - Hands-on experience with cloud platforms such as AWS, GCP, or Azure - Strong knowledge of database design, performance optimization, and high-throughput applications - Experience building secure, reliable enterprise applications with a security-first mindset - Ability to own projects from technical design through deployment and production support - Experience working closely with cross-functional engineering and product teams - Strong troubleshooting, problem-solving, and communication skills - Excellent written and verbal English communication skills - Improve engineering leverage with AI tooling, automation, and internal workflows rather than using AI as a gimmick Nice to Have - Experience building AI-powered applications, agentic systems, LLM integrations, or orchestration frameworks - Experience with TypeScript or full-stack development - Experience mentoring engineers or contributing to technical leadership - Experience with observability, monitoring, logging, and performance optimization - Experience working in fast-growing product or startup environments Responsibilities - Design, develop, and maintain scalable backend services, APIs, and asynchronous processing systems - Translate business requirements into robust technical solutions and scalable system designs - Own services throughout their lifecycle, including deployment, monitoring, reliability, and continuous improvement - Design efficient data models and optimize database performance for production workloads - Collaborate with product, frontend, and platform teams to deliver end-to-end features - Improve engineering productivity through automation and AI-assisted development workflows - Participate in architecture discussions, code reviews, and technical decision-making - Implement monitoring, logging, and observability solutions to ensure production reliability - Continuously improve system scalability, performance, security, and maintainability - Contribute to engineering best practices and knowledge sharing across the team

🏢 Summary: B2B contract for a Senior Mobile Engineer to build and evolve an AI-powered healthcare app into a comprehensive healthcare management platform. The role focuses on native iOS development with contributions to Android, secure coding, and scalable architecture in close collaboration with product teams. 100% remote project in the healthcare industry with 6-month contracts and possible extensions. 🗂️ Requirements: Senior-level experience in software engineering, Strong expertise in native iOS development with Swift, Experience with native Android development using Kotlin, Solid knowledge of software architecture and system design, Experience implementing secure coding practices, Ability to conduct vulnerability assessments, Experience designing and delivering production mobile applications 📃 Skills: Swift, iOS, Kotlin, Android, Firebase, AI, Security, Architecture, SystemDesign, MobileDevelopment 🏢 Description: PROJECT INFORMATION: Industry: Healthcare Remote work: 100% FTE: 100% Project language: English Project length: 6 months contracts + prolongations. Start: ASAP / Flexible Assignment type: B2B Remuneration: up to 39 EUR/h Summary: This role involves contributing to the development of an AI-powered healthcare app and evolving it into a comprehensive healthcare management platform. The primary goal is to deliver tangible solutions efficiently while ensuring collaboration with product teams and implementing best security practices. Responsibilities: * Take responsibility for mobile application implementation. * Design and implement practical applications while avoiding over-engineering. * Ensure secure coding practices and conduct vulnerability assessments. * Collaborate closely with product teams to align technical solutions with business needs. * Maintain an adaptable software architecture. Must Haves: * Experience as a Senior Software Engineer or similar role. * Expertise in native iOS development with Swift. * Solid understanding of software architecture and system design principles. * Some experience in native Android development with Kotlin. Nice to Haves: * Experience in a startup environment. * Familiarity with Firebase and mobile-specific technologies. * Knowledge of Dutch healthcare systems or regulated industries. * Experience with AI-native workflows and growth strategies in mobile apps.

🏢 Summary: Senior Python Developer role in a startup-like environment focused on designing and delivering high-performance, scalable systems for demanding clients. The position involves full ownership of features from architecture to deployment, solving complex engineering problems, and shaping technical direction. It requires working under pressure with rapidly changing priorities while ensuring code quality and system reliability. 🗂️ Requirements: 5+ years commercial software development experience, Strong professional experience with Python, Excellent knowledge of Python 3.11+, Production experience with FastAPI or Falcon and Async SQLAlchemy 2.0, Strong expertise in REST and GraphQL API design, Solid understanding of relational and non-relational databases, Advanced knowledge of OOP, SOLID, YAGNI, TDD, Extensive experience with pytest, CI/CD pipelines, Docker, deployments, Experience building scalable, low-latency systems, Very good written and spoken English 📃 Skills: Python, FastAPI, Falcon, SQLAlchemy, REST, GraphQL, PostgreSQL, MongoDB, Redis, Elasticsearch, pytest, Docker, CI/CD, AWS, Azure, OOP, SOLID, TDD 🏢 Description: Startup Environment, High Ownership, Demanding Clients Join our startup-like environment filled with new ideas, rapid change, and a strong focus on priorities and delivery. We are looking for a Senior Python Developer - someone experienced, open-minded, and ready to take real ownership of both product and technical direction. You will work closely with demanding clients , solve complex engineering problems, and help shape ambitious, high-performance systems. This role is for engineers who enjoy responsibility, fast feedback loops, architectural challenges, and working under pressure . Your primary responsibilities beyond the will to change the world: Act as a technical partner for clients : analyze business needs, challenge requirements, and propose effective, scalable solutions Take full ownership of complex features - from concept and architecture through implementation, testing, and automated deployment Design system architecture, APIs, and data models for high-load, data-intensive systems Deliver core and business-critical components of projects Work in a dynamic, startup-style environment with changing priorities, tight deadlines, and real product pressure Proactively identify risks, bottlenecks, and technical debt , and drive improvements Ensure high code quality, performance, and reliability Support and mentor other developers, helping raise engineering standards across teams Must have: 5+ years of commercial software development experience, including strong professional experience in Python Excellent knowledge of Python 3.11+ (typing, dataclasses, modern best practices) Production experience with modern Python frameworks ( async FastAPI preferred, Falcon welcome, Async SQLAlchemy 2.0 ) Strong expertise in API design (REST, GraphQL) Solid understanding of databases and data-driven systems (relational, document, search, key-value stores) Advanced knowledge of software engineering principles (OOP, SOLID, YAGNI, TDD) Extensive experience with unit testing (pytest), CI/CD pipelines, Docker, and deployments Proven ability to build efficient, low-latency, scalable systems Confidence working with tight deadlines, pressure, and frequently evolving requirements Very good written and spoken English Strong communication skills and a proactive, ownership-oriented mindset Experience we'd appreciate, too: Experience in system architecture and technical leadership Asynchronous programming and high-concurrency systems Messaging systems and distributed architectures DDD and event-driven design Cloud and DevOps experience ( AWS / Azure ) Mentoring and influencing technical direction of projects Nice to have: Community involvement (meetups, open source, speaking) Writing technical articles or internal knowledge-sharing A list of benefits is long so we will mention only about the crucial ones: Challenging projects with real business impact Work in a startup-like environment : fast decisions, autonomy, responsibility 100% remote or office in Poland (Wrocław / Zielona Góra) Sport subscription Private healthcare

🏢 Summary: Senior Software Developer role for a long-term B2B contract focused on developing and maintaining enterprise configuration solutions for the manufacturing industry. The position involves backend and frontend development, SAP integrations, AI-powered product discovery solutions, and scalable system design in a remote work model with occasional client visits. The project includes continuous integration, testing, performance optimization, and ownership of software quality and development processes. 🗂️ Requirements: Master’s degree in Computer Science, Software Engineering or similar, 8+ years of software engineering experience, Strong expertise in C#, Strong expertise in .NET, Experience with SAP integration projects, Background in enterprise software, Experience integrating agentic AI into enterprise software solutions, Experience with React, Experience with JavaScript, Experience with performance optimization or large data sets, Experience building scalable backend systems, Strong focus on code quality, testing, and reliability, Ability to work independently and take ownership 📃 Skills: C#, .NET, SAP, ERP, CPQ, React, JavaScript, AI, Azure 🏢 Description: Client : Danish configuration solutions for the manufacturing industry Contract : B2B Work model: Remote with occasional trips to the client's premises Contract Length : 3-year contract + extensions Start: mid August/September Workload : full-time Remuneration: 150-175 PLN/h net + VAT Summary: The Senior Software Developer role in the team is crucial for designing and developing sophisticated configuration solutions aimed at enhancing customer value through innovative software features. Main Responsibilities: Be part of designing, implementing and maintaining our standard products Understand how products are used and applied to create value for customers Development of new customer features Design and implement unit test and integration test of own code modules Design and implement AI-powered product discovery and conversational solutions leveraging agentic AI technology Participate in the development and maintenance of the teams’ continuous integration Code reviews and retrospective learning processes Maintenance, troubleshooting, and continuous improvement of existing software Participate in the creation and evolution of development processes and coding standards Key Requirements: A Master’s degree in Computer Science, Software Engineering or similar. 8+ years of software engineering experience Strong expertise in C# and .NET Experience on SAP integration projects. Background in enterprise software (ERP, CPQ, or similar domains). Experience integrating agentic AI into enterprise software solutions. Experience with front-end development for enterprise software (React and JavaScript). Experience with performance optimization or large data sets Solid experience building scalable backend systems Strong focus on code quality, testing, and reliability Ability to drive work independently and take full ownership Nice to Have: Experience with Azure or other cloud platforms.