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Senior Data Engineer

RemoteEuropeContractSenior

Fromjimmy is hiring a Senior Data/Ingestion Engineer on behalf of a consultancy serving banks and insurers in anti-financial-crime and enterprise AI. The engineer builds cloud pipelines that ingest high volumes of unstructured insurance documents, applies OCR/extraction (e.g., AWS Textract), and produces RAG-ready structured data for downstream AI models.

AI Analytics Automation AWS Azure +13 skills

Senior Data Engineer

HybridEuropeContractSenior

Senior Databricks/Spark Data Engineer at MDW, a Microsoft-focused data, AI and BizApps consultancy (offices in Geneva and Madrid). Day to day you design and deliver enterprise-scale Databricks/Spark data pipelines on Azure and Microsoft Fabric for consulting clients, owning pipelines end to end with a focus on performance tuning, in a hybrid on-site client-facing model in Poland.

Agile AI Automation Azure Azure Data Factory +23 skills

3Pillar Global, Inc.

Senior Data Engineer

RemoteEuropeSenior H-1B sponsor history

3Pillar Global is hiring a Senior Data Engineer (Python + AWS) in Poland to build parsers, data models, and pipelines for scientific laboratory instrument data, plus dashboards with tools like Streamlit, Tableau, and Jupyter. It's a client-facing role at a product development services company serving a life-sciences client.

AI Analytics AWS Cloud Data Analytics +10 skills

MindFly Technologies Kft.

Data Engineer

Data Engineer implementing data warehouse solutions: modeling Data Vault data models, integrating source systems, and building/optimizing data pipelines with SQL and Python, with Databricks, dbt, and banking-domain knowledge as pluses. Open as freelance or permanent, with 1-3 on-site days per month at the project site in Austria (travel covered).

Data Warehousing Databricks dbt Python SQL +1 skills

Archer Recruitment Pte Ltd

Data Engineer

RemoteEuropeContract

6-month (extendable) contract Data Engineer building greenfield data infrastructure from the ground up for an Azure-first, multi-tenant aviation technology platform. Day to day: designing scalable data pipelines and architecture with Azure Data Factory, Databricks, Azure Functions and Blob Storage, plus CI/CD via Terraform and GitHub Actions/Azure DevOps. Fully remote across Europe.

API Automation Azure Azure Data Factory Azure DevOps +10 skills

Data Engineer

A senior Data Engineer in Wrocław designs high-performance, low-latency distributed transactional systems and builds streaming data pipelines with Spark, Databricks, PySpark, and Kafka, deployed on Azure Cloud with Kubernetes, plus CI/CD automation, Agile teamwork, and Level 3 production support.

Agile Azure CI/CD Cloud Databricks +7 skills

Carbon Data Solutions

Data Engineer

Freelance (B2B contract) Data Engineer building Python, SQL, and Airflow data pipelines that power marketing budget decisions for Flix, a fast-growing European mobility platform, and supporting the team's expansion into marketing attribution. Day to day: ensure data quality, review AI-generated work, and partner with marketing stakeholders.

AI Airflow AWS CI/CD Data Engineering +10 skills

90 – 120 PLN / hr

SmartRecruiters, Inc.

Java Software Engineer / A

Backend Java engineer at Inetum Polska (Poznań, hybrid 2 days office / 3 home) building product-relationship and variant-grouping services for a large-scale e-commerce platform. Day-to-day is Java/Spring microservices handling big product data volumes, with GCP/Big Data and AI/LLM-based solutions.

Agentic AI AI Big Data BigQuery Cloud +15 skills

Primaris Services

Senior Java Integration Developer – API & Microservices

Build the integration layer for several microservices-based applications using Java 21+, Spring Boot, Kafka, RabbitMQ, API Management and Kubernetes. Hybrid role (1 day per week in the Warsaw office), with the team owning services from design through deployment and maintenance.

API Java Jest Kafka Kubernetes +2 skills

Software Engineer (Java)

EuropeFull-time

Backend engineer building and improving greenfield fintech systems in Kraków (hybrid) — REST APIs and microservices for card payments, treasury, transaction booking and crypto liquidity. Stack is Java 25, Spring Boot, and PostgreSQL, with TDD, DDD, and CI/CD.

API CI/CD Java Microservices PostgreSQL +4 skills

Senior Java Developer Gdańsk, Kraków, Warszawa Expert B2B 1 200 – 1 550 PLN/day

HybridEuropeSenior

Senior Java backend engineer building a high-performance trading ecosystem for global financial markets: integrating external trading platforms, order management, margin/risk/P&L calculations and real-time services via REST and WebSocket APIs using Java and Spring Boot. Hybrid role from Warsaw, Gdańsk or Kraków with 2-3 office days weekly.

AI Analytics API Data Quality Distributed Systems +6 skills

1K – 2K PLN / day

motorolasolutions

Java Software Engineer

Full-stack Java engineer on Motorola Solutions' Missions & Insights team in Kraków, building real-time, data-driven platforms that turn critical communications into actionable insights for first responders and security teams. Core stack: Java 17, Spring, MySQL, Redis, JMS, Linux, with REST/GraphQL APIs and cloud-native practices.

Agile Analytics Angular API Automation +31 skills

Java Integration Developer (f/m/x)

Java Integration Developer at Sii Poland designs, builds, and maintains integration services and APIs between systems on a client project in the digital business domain. Core stack is Java 21+, Spring Boot, REST/SOAP APIs, Kafka/RabbitMQ, with CI/CD (Bamboo/Jenkins) and Kubernetes-based deployments.

API Automation Azure Bitbucket CI/CD +22 skills

motorolasolutions

Software Engineer (Java)

Mid-level Java engineer joining Motorola Solutions' ASTRO department in Kraków to build the Network Management Provisioning Manager: a Java 21 backend with web frontend on Tomcat/Hibernate, backed by Postgres, RHEL and KVM, shipped via CI/CD for on-premise customers. Hybrid work in a Scrum team.

AI Astro CI/CD Hibernate Java +5 skills

Senior Calypso & Java Developer, Capital Markets (Wroclaw)

A senior developer at consulting firm Talan who builds and customizes Calypso capital-markets platforms, delivering Java-based solutions used across Front, Middle, Risk and Back Office functions for a client. Based in Wroclaw, Poland, on a long-term client project.

Senior Calypso & Java Developer - Capital Markets (Onsite)

A senior developer customizes and enhances the Calypso capital-markets platform and builds Java-based solutions across Front, Middle, Risk, and Back Office functions, working on-site in Wroclaw, Poland within a newly formed technology group serving global financial clients.

Senior Java Developer | Hybrydowy tryb, systemy kolejowe

Senior Java Developer working on a railway-industry project for Scalo: developing new features and integrations (REST, async messaging), and analyzing/refactoring legacy code in a large system. Core stack: Java 17+, Python, RabbitMQ/Kafka, Linux/Bash, CI/CD. Hybrid — 2 days/week from the Wrocław office.

API Bash CI/CD C++ Debian +12 skills

up to 140 PLN / hr

Junior Java Developer – Hybrydowa Praca, Rozwój Aplikacji

A junior Java developer at InsERT in Wrocław (hybrid) builds and maintains internal web applications — the company website and the Partner Service — creating SOAP and REST web services with Java, Spring, Hibernate, and MS SQL Server.

Hibernate Java Jdbc Jest SOAP +3 skills

SmartWays Sp. z o.o.

Java Developer — Hybrid, Cloud & CI/CD Expert

Open 11d HybridEurope

SmartWays Sp. z o.o. is hiring a Java Developer in Katowice, Poland (hybrid) to develop application code, deliver REST services in Java, design distributed systems, review code, and enable CI/CD pipelines for international EMEA clients, with SQL, Oracle, and Kafka experience valued.

CI/CD Distributed Systems Java Kafka Oracle +1 skills

Senior Java Developer - EJB, PrimeFaces & GWT | Remote

IThouse is hiring a Java developer to join a client's project team, implementing the full stack of a new application or extending an existing solution. Day-to-day work centers on Java (3+ years) with EJB, PrimeFaces and GWT, plus REST APIs and Git, offered as a long-term, 100% remote B2B engagement.

API Git Java REST