back end developer

SS&C is a leading provider of mission-critical, AI-powered technology and services empowering financial services and healthcare organizations to work smarter, faster, and securely. Founded in 1986, SS&C is headquartered in Windsor, Connecticut, and has offices worldwide. More than 23,000 financial services and healthcare organizations, from the world's...

Quality and Reliability (QnR) is a leading Technology Group, with more than 30 years of presence in the market, delivering mission-critical digital transformation across Greece, Europe, and the broader EMEA region. QnR is an Athens Stock Exchange-listed technology Group currently undergoing a period of significant growth and transformation, having completed...

# Junior .Net Developer**Agreement type:** B2B contract**Working time:** full-time**Working Mode:** hybrid**Specialization:** backend**Category:** IT**Level:** Junior**Reference number:** 0853**publication date:** 2026-08-30Technology and language:.NETAI**Więcej niż jeden projekt. Więcej niż jeden rynek.**Jesteśmy częścią **Hiberus**, firmy...

We are seeking a Senior Java Developer to join our team and take ownership of the development and maintenance of key business-critical components. In this role, you will contribute to backend engineering efforts, drive code quality, and collaborate closely with cross-functional teams in an Agile environment.This role offers a hybrid model, with 3 days per...

Praca hybrydowa: 50% z biura -Warszawa B2B: 1100-1400 PLN na dzień We are looking for a Python Developer to join our IT team and contribute to the development of a data-driven platform supporting vehicle pricing, mapping and recommendations.Hybrid working model with 50% attendance required at the Warsaw office. In this role, you will work across data...

Business Intelligence Developer Start.io is a mobile marketing and audience platform. Start.io empowers the mobile app ecosystem and simplifies mobile marketing, audience building, and mobile monetization. Start.io's direct integration with over 500,000 monthly active mobile apps provides access to unprecedented levels of global first-party data, which can...

We're looking for a Senior Node.js Developer to join our team in Gdansk/Krakow, Poland, in a hybrid working mode (3 days from the office). In this role, you will contribute to the design and development of front-end solutions, microservices, and REST APIs, leveraging modern technologies and best practices. You will also play a key role in analyzing legacy...

We're looking for a Senior Node.js Developer to join our team in Gdansk/Krakow, Poland, in a hybrid working mode (3 days from the office). In this role, you will contribute to the design and development of front-end solutions, microservices, and REST APIs, leveraging modern technologies and best practices. You will also play a key role in analyzing legacy...

Nextlink is seeking a talented Frontend React Developer with a strong focus on User Experience (UX) to design and develop intuitive, accessible, and high-quality user interfaces for client-facing reporting solutions.The ideal candidate will combine strong React development skills with a user-centered design mindset to create engaging digital experiences that...

Implement Temporal workflow activities in Go: HSS adapter, PCRF adapter, Inventory update.Build and validate unit tests for all workflow activities from day one.Build the Inventory Management Database: tables, indexes, partitioning for 30M records.Build bulk import tooling: CSV → ICCID/IMSI/MSISDN range ingestion from vendor.Implement REST API endpoints...

Translate business processes and requirements into clear, functional, and high-quality Salesforce solutions. Design and implement Salesforce functionality hands-on, including custom development, configuration, automation, data models, and integrations. Act as a key technical interface between business stakeholders, Salesforce engineering teams, and...

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you'd like, where you'll be supported and inspired by a collaborative community of colleagues around the world, and where you'll be able to reimagine what's possible. Join us and help the world's leading organizations unlock the value of technology and...

We are looking for a Senior Full-stack Developer to join a team building a new product that leverages Python and FastAPI on the backend, React/TypeScript on the front end, with database management powered by PostgreSQL and OpenSearch. The product operates in a multi-cloud environment and makes heavy use of Databricks.ResponsibilitiesDevelop and maintain web...

Company DescriptionHi! We are Two-Up and we are looking for: Backend Developer with 4+ years of experience (1+ in Rust) to join our team!Before we tell you about the job requirements and opportunities... let us tell you about ourselves.Two-Up is a growing start-up working on the principles of a software house. We are a small but flexible company, with a...

Eviden, part of the Atos Group, with an annual revenue of circa € 5 billion is a global leader in data-driven, trusted and sustainable digital transformation. As a next generation digital business with worldwide leading positions in digital, cloud, data, advanced computing and security, it brings deep expertise for all industries in more than 47 countries....

We are delighted to present this opportunity for our global financial services client, who is looking to recruit a Full Stack Developer Your team IB IT Reference Data and Client Lifecycle Management is a global technology team responsible for building and delivering solutions for mastering and distribution of reference data and client on-boarding,...

Opis firmyNaszą misją jako firmy świadczącej usługi IT jest dostarczanie najlepszych rozwiązań naszym klientom na całym świecie. Osiągamy to poprzez analizowanie potrzeb naszych klientów i dopasowywanie ich do umiejętności i aspiracji naszych pracowników. Dlatego jedną z naszych głównych motywacji jest zapewnienie każdemu Pracownikowi i...

We are seeking a Senior Full-stack Developer who thrives on building scalable, cloud-native applications. You’ll bring deep expertise across Node.js, React or Angular, and AI integration to deliver intelligent, user-focused solutions.Please note that office work at least 3 days a week at the EPAM office in Krakow, Gdansk, Wroclaw, Katowice or Lodz is...

We are seeking a Senior Full-stack Developer who thrives on building scalable, cloud-native applications. You’ll bring deep expertise across Node.js, React or Angular, and AI integration to deliver intelligent, user-focused solutions.Please note that office work at least 3 days a week at the EPAM office in Krakow, Gdansk, Wroclaw, Katowice or Lodz is...

EPAM's Financial Services Practice is looking for an exceptionally talented Senior Java Developer to join our team of world‑class engineers. You will work on cutting‑edge technology solutions for one of the world’s largest and most prestigious global investment banks — an institution at the forefront of financial innovation, operating across...