13,961 Warsaw jobs
Open tech roles based in Warsaw.
Senior Data Engineer: Cloud Pipelines & Analytics
Data Platform Engineer at Box Poland building scalable data pipelines and cloud data platform features that support cost management initiatives. Works with data engineers, analysts, product, and design using GCP BigQuery, Spark, and modern data tooling; requires 3+ years with large datasets, strong SQL, Python or NodeJS, and Kubernetes.
Staff Software Engineer, Devops - Fintech Platform (m/f/n)
Staff Software Engineer, Devops - Fintech Platform (m/f/n) Full-time InPost Pay is building its own fintech platform from the ground up. It’s a large-scale, international initiative where engineers will have the…
Senior Data Engineer - AML & Data Pipelines
Senior data engineer in Warsaw building and optimizing data pipelines that power AML detection in capital markets, including detection logic, rule frameworks, and scoring components. Core stack: Python/Java/Scala, Apache Spark (PySpark), SQL, Quantexa, and CI/CD tooling.
Hybrid Senior DevOps Engineer - Fintech CI/CD & Cloud
Senior/Lead DevOps Engineer joining a central DevOps team at a fintech in Warsaw (hybrid). Day to day: improving CI/CD pipelines, defining delivery standards, automating with cloud tooling, and coaching multiple engineering teams on DevOps, release engineering, and SDLC discipline.
Senior DevOps Engineer for Gaming Platform & SRE
Senior DevOps/SRE engineer at JOY Studios in Warsaw to run and scale the AWS infrastructure of a multi-tenant gaming platform: building IaC with Pulumi/TypeScript, secure CI/CD, monitoring and incident response, plus FinOps, security and regulatory compliance.
AWS Data Lake & DevOps Engineer
DevOps & data platform engineer at Roche in Warsaw: owns the OneLake architecture on AWS — building secure multi-account environments and data lake solutions with Iceberg, Glue, and S3 — while running Git-based CI/CD and IAM-based governance within Roche Digital Technology squads.
Java Developer – Cards & Payments APIs
Java developer at Exorigo-Upos Group building business logic and robust REST APIs for a banking cards-and-payments project. Day-to-day centers on Spring Boot, OpenAPI 3, testing and code review, with PostgreSQL, Maven, and Docker/OpenShift as the toolchain.
Java developer in cards and payments
Java developer building business logic and REST APIs for a cards and payments project serving a banking client, with a focus on performance and code quality. Core stack: Java 17-21, Spring Boot, PostgreSQL (Flyway, jOOQ), Docker/Ansible/OpenShift; hybrid work from the Warsaw office (1-2 days).
DevOps engineer in gaming
Supports and scales AWS infrastructure for a real-money gaming platform that runs isolated cloud deployments for each global partner. Day to day: IaC with Pulumi/TypeScript, GitHub Actions CI/CD, blue-green deployments, SRE observability and incident response, security/compliance, and FinOps cost optimization.
Senior Java Backend Engineer - Microservices & JVM Tuning
Senior Java backend engineer in Warsaw designing, building, and maintaining high-performance core Java applications and microservices, with a focus on multithreading, memory management, and JVM tuning. Core stack: Spring Boot, REST/JMS/SOAP services, SQL databases, and Hibernate/JPA.
Remote-Eligible Python Software Engineer (Cloud-native)
SIX Group Services in Warsaw is hiring a Python Software Engineer to join an international team building cloud-based, data-driven applications — shaping design and optimizing data flows with modern cloud and container technologies. It is a fixed-term role through mid-2028 in a hybrid setup with up to 40% remote work.
Python Software Engineer
Build data-driven, cloud-native financial information applications in Python on Azure with Kubernetes and Kafka at SIX Group in Warsaw (hybrid, up to 40% remote). You'll design microservices, write automated tests, and share responsibility for running apps in production. Fixed-term through mid-2028.
Java Backend Developer
Designs, develops, and maintains high-performance Java backend applications, working on multithreading, concurrency, and JVM performance tuning while joining design discussions, code reviews, and mentoring juniors. Core stack: Core Java, Spring Boot microservices, REST/JMS/SOAP, and SQL via JDBC, Hibernate, and JPA.
Devops Engineer
Wynagrodzenie B2B: 20400 – 28800 PLN / mies. netto Dla naszego klienta - globalnego dostawcy platformy SaaS do masowej komunikacji cyfrowej i analityki (Business Communication Hub) - szukamy inżyniera DevOps, który…
IT Infrastructure Tech Lead
Wynagrodzenie B2B: 23800 – 29000 PLN / mies. netto Nasz Klient to lider rynku nieruchomości komercyjnych w regionie CEE oraz jeden z największych inwestorów biurowych w Polsce. Firma rozwija i zarządza portfelem…
Senior UI React Developer
ClearScale, an AWS Premier Consulting Partner, seeks a senior frontend developer to build UIs for AWS-hosted multi-tenant SaaS projects. Day to day: implementing responsive, cross-browser frontends with React/TypeScript, shaping UX with the design team, stabilizing code with QA, and optimizing performance on AWS-based client projects.