Junior Python Developer

🏢 Summary: Backend Developer role in a global digital asset trading firm, working remotely on live production trading systems and infrastructure. The position focuses on backend services, exchange integrations, real-time market data processing, and reliability improvements within a small, highly technical team. It offers direct impact on trading operations and close collaboration with trading infrastructure in a crypto-focused environment. 🗂️ Requirements: Degree in Computer Science, Electrical Engineering, Software Engineering or related field, Hands-on experience with Python, C++ or another backend/systems language, Understanding of APIs, integrations and production systems, Experience with Linux and debugging, Strong problem-solving skills, Interest in trading systems, financial markets or crypto infrastructure, Very good English proficiency 📃 Skills: Python, C++, REST, WebSocket, Linux, Docker, SQL, PostgreSQL, Redis, Kafka, ClickHouse, APIs, Networking, Concurrency, Algorithms 🏢 Description: Location: 100% remote from Poland Contract: B2B Budget: 10,700–21,400 PLN net + VAT / month Seniority: Junior+ / Mid Industry: digital assets / trading systems We are supporting a global digital asset trading firm in hiring a Backend Developer to join a small, highly technical engineering team working on live production trading systems. You will be working close to trading infrastructure, exchange connectivity, real-time data, reliability, and internal tools used in a production trading environment. The company operates internationally and is now expanding its presence in Poland. What you will work on Depending on your experience and strengths, you may be involved in: building and improving backend services supporting trading operations, integrating with external APIs and crypto exchanges, working with REST / WebSocket APIs, processing real-time market data, improving reliability of production systems, debugging issues in live trading infrastructure, building internal tools and automation for trading operations, collaborating closely with a small technical team. What we are looking for We are looking for someone with strong backend or systems engineering foundations who enjoys solving technical problems and wants to work closer to trading infrastructure. You may be a good fit if you have: a degree in Computer Science, Electrical Engineering, Software Engineering or a closely related technical field , hands-on experience with Python good understanding of APIs, integrations and production systems, experience with Linux and debugging technical issues, strong problem-solving skills and ability to explain your thinking clearly, interest in trading systems, financial markets, crypto infrastructure or real-time systems, very good English - the recruitment process and daily cooperation are in English . Nice to have Any of the following would be a strong plus: experience with trading systems, market data, order books or exchange connectivity, experience with crypto, blockchain, DeFi, market-making, arbitrage or digital assets, experience with WebSocket APIs and real-time data flows, experience with low-latency, high-throughput or performance-sensitive systems, knowledge of algorithms, data structures, concurrency, networking or distributed systems, experience with Docker, SQL, PostgreSQL, Redis, Kafka, ClickHouse or similar technologies. Why this role may be interesting 100% remote setup, B2B cooperation, direct impact on live production trading systems, small technical team with strong ownership, opportunity to work close to crypto trading infrastructure, practical engineering work, not only feature delivery, environment where problem-solving, technical clarity and ownership matter. Sounds interesting? Apply and share your CV. We will contact selected candidates with more details about the company, role and next steps.

🏢 Summary: Senior Backend Developer role focused on designing and delivering scalable server-side applications and APIs using Python and Django for early-stage B2B SaaS products. The position involves architectural ownership, system reliability, and performance optimization in a fully remote, full-time setup. The developer will drive backend best practices, testing, and CI/CD processes. 🗂️ Requirements: 5+ years of backend development experience, Extensive experience with Python, Extensive experience with Django, Proficiency in data modelling, Experience with relational databases, Experience with non-relational databases, Ability to write complex SQL queries, Experience with API design, Experience with system integrations, Experience with distributed systems (synchronous and asynchronous), Hands-on experience with Docker, Hands-on experience with Redis, Experience with message brokers, Experience with cron jobs, Experience writing unit tests (e.g. Pytest), Strong understanding of code quality and testing best practices, Good command of English for technical communication 📃 Skills: Python, Django, SQL, Docker, Redis, Pytest, APIs, Databases, PostgreSQL, MongoDB, CI/CD, MessageBroker, Cron, Git 🏢 Description: Senior Backend Developer (Python/Django; 100% remote) 💰 Salary: 23,400-25,500 PLN/month 🌎 100% Remote 🕦 Full-time position ☑️ B2B or Contract of Employment We are looking for a Senior Backend Developer for a partner client with a compelling mission: they act as a product and technology partner for early-stage B2B SaaS founders, helping them navigate the crucial journey from launch to their first million in revenue. They essentially become the dedicated tech backbone for these startups. Requirements: 5+ years of professional backend development experience. Extensive, proven experience with Python and the Django framework. Proficient in data modelling, relational and non-relational databases, and complex SQL queries. Strong experience with API design, integrations, and distributed systems (synchronous & asynchronous communication). Hands-on experience with Docker, Redis, message brokers, and cron jobs. Expertise in writing unit tests (e.g., Pytest) and a commitment to code quality and testing best practices. Great understanding of English with strong communication and collaboration skills. Nice to have: Previous experience in Greentech or Ecotech is a significant plus. Experience as an unofficial tech lead or mentoring junior developers. Knowledge of additional testing methodologies (integration, end-to-end). Responsibilities: Lead the design and development of complex server-side applications, APIs, and databases, taking ownership of architectural decisions. Architect, write, and deliver high-quality, scalable, and efficient code using Python and Django. Collaborate closely with cross-functional teams, including front-end developers and the tech lead, to align backend development with project goals. Architect and implement advanced user authentication, authorisation, and security mechanisms. Conduct performance analysis and optimisation, identifying bottlenecks and implementing solutions. Drive the implementation of automated testing and CI/CD processes to ensure code reliability. Establish and enforce coding standards, conduct thorough code reviews, and document backend architecture and APIs. Take responsibility for system reliability, scalability, and security, ensuring best practices. Get to know DevsData We are a technology consulting company and a recruitment agency, delivering software solutions to clients from Europe and the US. We work 100% remotely, in an international team, including people from Asia, London, or San Francisco. We employ people with experience in international corporations as well as students of the best technical and business universities. Find out more: https://devsdata.com

🏢 Summary: Opportunity for a Senior Python Developer to build advanced risk management platforms for global financial institutions within demanding trading environments. The role focuses on developing scalable backend systems, contributing to cloud-based architectures, and collaborating with international clients and senior engineers. It offers high technical ownership, exposure to quantitative finance, and work across multiple modern technologies. 🗂️ Requirements: Strong commercial experience in Python backend development, Degree in Computer Science, Mathematics, Physics, or related field, Solid understanding of software architecture, algorithms, and data structures, Experience with cloud platforms (AWS, Azure, or GCP), Ability to work across multiple programming languages and tech stacks, Confident English communication skills, Willingness to work in hybrid model (4 days in Warsaw office) 📃 Skills: Python, Go, Rust, C++, TypeScript, AWS, Azure, GCP, Algorithms, DataStructures, Cloud 🏢 Description: 💎 Senior Python Developer 💎 A rare opportunity has arisen for an ambitious, highly technical Senior Python Developer to join an elite engineering team building advanced risk management solutions for global financial institutions. In this role, you will work on complex backend systems used within highly demanding financial and commodities trading environments, collaborating closely with top-tier engineers and international clients. You will contribute to the development of scalable risk platforms while working across modern cloud infrastructure and multiple programming languages. If you enjoy solving difficult engineering problems, working alongside exceptionally strong developers, and building software with real business impact… Feel invited! This role offers a unique combination of technical depth, ownership, and exposure to the world of quantitative finance. WHAT WE OFFER B2B contract Competitive salary + biannual bonus Flexible working hours Hybrid work - 4 days from the office located in Warsaw Work closely with experienced engineers from top financial and technology companies International projects and collaboration with global clients Opportunity to grow within a highly technical, developer-driven culture YOUR ROLE Develop and maintain backend systems primarily in Python Build and extend risk management software for financial institutions Design scalable and maintainable solutions for complex business requirements Collaborate directly with international clients and technical stakeholders Work across multiple technologies including Python, Go, Rust, C++, and TypeScript Contribute to cloud-based solutions running on AWS and Azure Participate in architectural discussions and technical problem solving Continuously improve platform reliability, performance, and scalability IF YOU ARE A PERSON WHO Has strong commercial experience with Python backend development Holds a degree in Computer Science, Mathematics, Physics, or a related field Has solid understanding of software architecture, algorithms, and data structures Feels comfortable working across multiple programming languages and tech stacks Communicates confidently in English and enjoys working directly with clients Has experience with cloud platforms such as AWS, Azure, or GCP Understands financial systems or has previous exposure to financial markets (nice to have) Thrives in highly collaborative, engineering-driven environments Enjoys solving complex technical challenges together with the team in the office Congrats! This offer is especially for YOU!

🏢 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: Long-term B2B opportunity for an experienced Java Backend Developer to build and maintain a secure public website based on microservices architecture for a major international investment bank. The role involves developing new features, improving architecture and deployment processes, and contributing to system design. Hybrid work model in Wroclaw with a strong focus on backend development in a Java-based environment. 🗂️ Requirements: 6-10 years of commercial experience in software development, Strong experience in Java backend development, Experience with microservices architecture, Experience in designing and maintaining secure web applications, Knowledge of system architecture and deployment processes, Experience with Python, Ability to work in hybrid model (3 days per week in office) 📃 Skills: Java, Python, Microservices, REST, Spring, SQL, Git, CI/CD 🏢 Description: We are currently looking for talented and experienced Java Developers to join a long-term project with a major international Swiss investment bank operating in the financial sector. 📍 Location: Wroclaw, Poland (Hybrid – 3 days per week from the office) Type of contract: B2B Job Summary: Main technical skillset required is Java . Python is an additional skillset requirement. 6-10 years experience range We need Back End developers to create new features and maintain  a secure public website with microservices infrastructure. There are deficiencies around architecture, deployment, processes and we are looking for someone with both development and design expertise. We would like to hire a person who understands concepts and has good critical thinking. Our tech stack is Java based. Benefits ✅ Stable long-term cooperation with opportunity for extension Opportunity to work with modern technologies in an international environment Professional growth and continuous development opportunities Participation in challenging and impactful projects 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk

🏢 Summary: Senior Python Developer role focused on building high-performance data pipelines and monitoring solutions for low-latency trading systems. The position involves processing network packet data, developing analytics tools, and enhancing real-time trading infrastructure. It offers direct impact on trading performance within a financial technology environment. 🗂️ Requirements: Minimum 3 years of software development experience, Professional experience with Python, Experience with Shell scripting, Experience in data analytics and time series analysis, Basic knowledge of TCP/IP, UDP and Ethernet protocols, Understanding of GNU/Linux kernel and OS internals, Basic knowledge of C/C++, Fluent English, Legal right to work in the European Union 📃 Skills: Python, Shell, TCP/IP, UDP, Ethernet, Linux, GNU, C, C++, Analytics, TimeSeries 🏢 Description: Empower the Future of Trading — Shape High-Performance Data Pipelines in a Dynamic Financial Ecosystem! Wroclaw-based opportunity with on-site work model (5 on-site days per week allowed). As a Senior Python Developer – Trading Technology & Data Pipelines , you will be working for our client, a leading financial technology firm specializing in low-latency trading strategies. Join a team of innovative engineers and researchers dedicated to optimizing and transforming trading performance through cutting-edge data solutions and monitoring tools. This role offers a unique chance to directly influence trading outcomes and advance your career in financial technology. Your main responsibilities: Develop tools to collect and aggregate data from complex trading systems. Design and implement data pipelines to process network packet captures for low-latency network analysis. Build monitoring solutions with anomaly detection for network traffic and system metrics. Collaborate with the team to optimize trading strategies and improve system performance. Gain expertise in financial markets and trading technology while proposing measurable improvements. Contribute to high-performance data infrastructure supporting real-time trading decisions. Work closely with engineers to streamline data flows and enhance system reliability. You're ideal for this role if you have: At least 3 years of experience in software development, preferably in trading or finance. Strong proficiency in Python and Shell scripting. Experience in data analytics and time series analysis. Basic knowledge of TCP/IP, UDP, and Ethernet protocols. Understanding of GNU/Linux kernel and operating system internals. Fundamental knowledge of C/C++ programming. An interest in financial markets and trading technology. It is a strong plus if you have: (optional) Certifications or experience in network analysis or low-latency systems. Language Required for the role: Fluent in English, with excellent communication skills to collaborate effectively. Eligibility to work on this 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: Backend Engineer role focused on developing Python-based solutions for automation of production orders in a manufacturing (IIoT) environment. The position is fully remote under a B2B contract and involves working with containerized and cloud-native technologies. The project emphasizes optimization, system integration, and CI/CD-driven development. 🗂️ Requirements: Strong experience with Python, Experience with pandas, Experience with iiotpy, Hands-on experience with Docker, Hands-on experience with Kubernetes, Experience with OR-Tools (CP-SAT), Experience with DevContainers, Experience with containerized environments, Good knowledge of Bash, Experience with CI/CD, Experience with GitHub Actions, Familiarity with RabbitMQ 📃 Skills: Python, pandas, iiotpy, Docker, Kubernetes, OR-Tools, CPSAT, DevContainers, Bash, CI/CD, GitHubActions, RabbitMQ 🏢 Description: We are looking for a Backend Engineer (Python / IIoT). Key Details: B2B contract (160-190 PLN/hour) Fully remote work Project in the manufacturing domain focused on automation of production orders Requirements: Strong experience with Python (including libraries such as pandas, iiotpy) Hands-on experience with Docker and Kubernetes (k8s) Familiarity with OR-Tools (CP-SAT solver) Experience with DevContainers and containerized environments Good knowledge of bash scripting Experience with CI/CD tools (GitHub Actions) Familiarity with message brokers such as RabbitMQ Nice to have: background in IIoT/MES/Scada.

🏢 Summary: B2B contract for an experienced Python Developer (100% remote) to build AI-driven solutions supporting banking sector projects. The role focuses on developing data processing, machine learning, and generative AI components, as well as APIs and backend services. The team delivers smaller AI initiatives aimed at automation, data analysis, and business process optimization. 🗂️ Requirements: Minimum 4 years of commercial experience in Python, Strong knowledge of Pandas, NumPy, Scikit-learn, PyTorch, HuggingFace, Experience building and exposing APIs with FastAPI, Practical experience with PostgreSQL, Experience with Docker containerization, Knowledge of machine learning and generative AI solutions, English proficiency at B2+ level 📃 Skills: Python, Pandas, NumPy, Scikit-learn, PyTorch, HuggingFace, FastAPI, PostgreSQL, Docker, AI, MachineLearning, GenAI 🏢 Description: Forma współpracy : kontrakt B2B Stawka (B2B PLN netto + VAT/h): 110-130 Tryb: 100% zdalny (spotkania w biurze w Poznaniu raz na kwartał) Poszukujemy osoby o profilu Python Developer , która posiada min. 4 lata komercyjnego doświadczenia. Wiodący stack technologiczny: Python, Pandas, NumPy, Scikit-learn, PyTorch, Hugging Face, FastAPI, PostgreSQL, Docker. Projekt który będziemy gotowi Ci zaproponować dotyczy tworzenia rozwiązań w obszarze Python development wspierających wdrażanie sztucznej inteligencji w sektorze bankowym. Zespół realizuje różne mniejsze projekty, których celem jest wykorzystanie AI do automatyzacji procesów, analizy danych i wspierania pracy biznesowej. Wymagania : minimum 4 lata doświadczenia w programowaniu w Pythonie w projektach komercyjnych dobra znajomość bibliotek i frameworków do analizy danych i uczenia maszynowego: Pandas, NumPy, Scikit-learn, PyTorch, Hugging Face doświadczenie w tworzeniu i eksponowaniu API przy użyciu FastAPI praktyczna znajomość baz danych, w szczególności PostgreSQL, oraz narzędzi do konteneryzacji, takich jak Docker wiedza i praktyczne pojęcie o rozwiązaniach sztucznej inteligencji, zarówno w kontekście uczenia maszynowego, jak i generatywnej AI znajomość języka angielskiego na poziomie min. B2+ Współpracując z naszą organizacją będziesz mógł/mogła liczyć na: Ugruntowaną pozycją rynkową Projekty, w których będziesz miał/miała wpływ na ich rozwój Współpracę z atrakcyjnymi klientami biznesowymi z różnych branż ( m.in .: finanse, bankowość, ubezpieczenia, healthcare, robotyzacja, energetyka, media) Permanentny mentoring zarówno techniczny jak i biznesowy np. podczas naszych cyklicznych szkoleń ( m.in . Git, Gitflow, Angular, Docker), czy wew. programów rozwojowych (Primaris x TechTalks, Primaris Leadership Academy) oraz zewnętrznych kursów. Już na etapie on-boardingu zapewniamy dostęp do naszych wewnętrznych szkoleń, cyklicznych spotkań, które serializujemy na Confluence oraz platformy e-learning Świetną atmosferę, wśród zaangażowanych ludzi z pasją w płaskiej strukturze z prostymi procesami Cały proces rekrutacyjny oraz onboarding prowadzony jest zdalnie. Proces rekrutacyjny składa się z: rozmowy telefonicznej z osobą z działu Rekrutacji & HR (do 30 min) zdalnej video rozmowy - weryfikacji techniczno-biznesowej z naszym specjalistą/specjalistką (60-90 min) zdalnego spotkania z liderem projektu (30-60 min) Primaris Services to ponad 250 ekspertów na pokładzie i 15 lat doświadczenia w branży IT na rynku polskim oraz zagranicznym. Realizujemy ambitne projekty o wysokiej złożoności z różnych obszarów - m.in . bankowości, ubezpieczeń, funduszy inwestycyjnych czy branży logistycznej (mamy ponad 40 aktywnych klientów!). Rośniemy w siłę oraz ciągle poszerzamy portfolio zarówno naszych usług jak i klientów. Zakres naszej działalności obejmuje budowę systemów od zera, ich rozwój oraz utrzymanie,  wdrożenia produktowe, alokacje całych Zespołów, a także pojedynczych Ekspertów w strukturach Klienta. Ponadto od kilku lat działamy bardzo intensywnie jako złoty Partner firmy UiPath (obszar Robotic Process Automation) budując roboty i sprzedając licencje u naszych Klientów. Co miesiąc dołącza do nas 7 nowych osób! Wierzymy, że zgrany zespół i ludzie z pasją to klucz do naszego wspólnego sukcesu! Właśnie dlatego ciągle poszukujemy nowych, zdolnych osób, które zasilą nasze szeregi.

🏢 Summary: B2B contract for a mid/senior Python Developer to build AI-driven solutions for the banking sector in a fully remote model. The role focuses on developing data processing, machine learning, and generative AI components, as well as exposing APIs and integrating with databases and containerized environments. Projects aim at automating processes and supporting business operations through advanced analytics and AI. 🗂️ Requirements: Minimum 4 years commercial experience in Python, Strong knowledge of Pandas, NumPy, Scikit-learn, PyTorch, Hugging Face, Experience building and exposing APIs with FastAPI, Practical experience with PostgreSQL, Experience with Docker, Practical knowledge of machine learning and generative AI solutions, English level B2+ 📃 Skills: Python, Pandas, NumPy, Scikit-learn, PyTorch, HuggingFace, FastAPI, PostgreSQL, Docker, AI, MachineLearning, GenAI 🏢 Description: Forma współpracy : kontrakt B2B Stawka (B2B PLN netto + VAT/h): 110-130 Tryb: 100% zdalny (spotkania w biurze w Poznaniu raz na kwartał) Poszukujemy osoby o profilu Python Developer , która posiada min. 4 lata komercyjnego doświadczenia. Wiodący stack technologiczny: Python, Pandas, NumPy, Scikit-learn, PyTorch, Hugging Face, FastAPI, PostgreSQL, Docker. Projekt który będziemy gotowi Ci zaproponować dotyczy tworzenia rozwiązań w obszarze Python development wspierających wdrażanie sztucznej inteligencji w sektorze bankowym. Zespół realizuje różne mniejsze projekty, których celem jest wykorzystanie AI do automatyzacji procesów, analizy danych i wspierania pracy biznesowej. Wymagania : minimum 4 lata doświadczenia w programowaniu w Pythonie w projektach komercyjnych dobra znajomość bibliotek i frameworków do analizy danych i uczenia maszynowego: Pandas, NumPy, Scikit-learn, PyTorch, Hugging Face doświadczenie w tworzeniu i eksponowaniu API przy użyciu FastAPI praktyczna znajomość baz danych, w szczególności PostgreSQL, oraz narzędzi do konteneryzacji, takich jak Docker wiedza i praktyczne pojęcie o rozwiązaniach sztucznej inteligencji, zarówno w kontekście uczenia maszynowego, jak i generatywnej AI znajomość języka angielskiego na poziomie min. B2+ Współpracując z naszą organizacją będziesz mógł/mogła liczyć na: Ugruntowaną pozycją rynkową Projekty, w których będziesz miał/miała wpływ na ich rozwój Współpracę z atrakcyjnymi klientami biznesowymi z różnych branż ( m.in .: finanse, bankowość, ubezpieczenia, healthcare, robotyzacja, energetyka, media) Permanentny mentoring zarówno techniczny jak i biznesowy np. podczas naszych cyklicznych szkoleń ( m.in . Git, Gitflow, Angular, Docker), czy wew. programów rozwojowych (Primaris x TechTalks, Primaris Leadership Academy) oraz zewnętrznych kursów. Już na etapie on-boardingu zapewniamy dostęp do naszych wewnętrznych szkoleń, cyklicznych spotkań, które serializujemy na Confluence oraz platformy e-learning Świetną atmosferę, wśród zaangażowanych ludzi z pasją w płaskiej strukturze z prostymi procesami Cały proces rekrutacyjny oraz onboarding prowadzony jest zdalnie. Proces rekrutacyjny składa się z: rozmowy telefonicznej z osobą z działu Rekrutacji & HR (do 30 min) zdalnej video rozmowy - weryfikacji techniczno-biznesowej z naszym specjalistą/specjalistką (60-90 min) zdalnego spotkania z liderem projektu (30-60 min) Primaris Services to ponad 250 ekspertów na pokładzie i 15 lat doświadczenia w branży IT na rynku polskim oraz zagranicznym. Realizujemy ambitne projekty o wysokiej złożoności z różnych obszarów - m.in . bankowości, ubezpieczeń, funduszy inwestycyjnych czy branży logistycznej (mamy ponad 40 aktywnych klientów!). Rośniemy w siłę oraz ciągle poszerzamy portfolio zarówno naszych usług jak i klientów. Zakres naszej działalności obejmuje budowę systemów od zera, ich rozwój oraz utrzymanie,  wdrożenia produktowe, alokacje całych Zespołów, a także pojedynczych Ekspertów w strukturach Klienta. Ponadto od kilku lat działamy bardzo intensywnie jako złoty Partner firmy UiPath (obszar Robotic Process Automation) budując roboty i sprzedając licencje u naszych Klientów. Co miesiąc dołącza do nas 7 nowych osób! Wierzymy, że zgrany zespół i ludzie z pasją to klucz do naszego wspólnego sukcesu! Właśnie dlatego ciągle poszukujemy nowych, zdolnych osób, które zasilą nasze szeregi.

🏢 Summary: B2B contract for a Senior Python Backend Developer to design, build, and maintain scalable backend systems in a fully remote environment (Poland-based). The role focuses on developing production-grade services and APIs using Python and FastAPI, with end-to-end ownership of features. You will contribute to microservices architecture and asynchronous processing solutions. 🗂️ Requirements: Minimum 5 years of commercial experience, Strong experience with Python, Strong experience with FastAPI, Experience building backend systems and APIs, Experience with RESTful services, Experience with microservices architecture, Experience with messaging or queue systems, Hands-on experience in production environments, Ability to work independently, Ability to manage tasks end-to-end 📃 Skills: Python, FastAPI, REST, Microservices, API, Queues, Messaging, Async, Backend 🏢 Description: Location: 100% Remote (candidates must be located in Poland) Start Date: ASAP /  2 weeks Contract Type: B2B via Experis About the Role We are looking for an experienced Python Backend Developer to join our team and contribute to building and maintaining scalable backend systems. You will work on production-grade solutions and take ownership of features end-to-end. Key Responsibilities Design and develop backend services using Python and FastAPI Build and maintain REST APIs and microservices architectures Work with queues and asynchronous processing Support and improve production systems Take ownership of tasks from concept to delivery (end-to-end) Collaborate with cross-functional teams in a fully remote setup Requirements Minimum 5 years of experience Strong experience with Python and FastAPI (mandatory) Proven track record in building backend systems and APIs Experience with RESTful services, microservices, and messaging/queue systems Hands-on experience working on production environments Ability to work independently and manage tasks end-to-end Strong problem-solving and communication skills What We Offer Access to Medicover healthcare Multisport card E-learning platform access Group life insurance