440 backend developer English-speaking jobs in Masovian Voivodeship

testable, and well-documented codeParticipate in design reviews and technical decision-makingImprove developer ... toolsFamiliarity with YAML-based configuration modelsExperience working with Backstage.io or similar internal developer

improvements Evaluate relevant technologies and provide recommendations for implementation Support developer ... such as FluxCD or ArgoCD Experience with Istio, Datadog, Prometheus, or Grafana Experience improving Developer

Remote (EU-based) B2B Contract | 10–12 months We are seeking a hands-on IDM Developer / Analyst with

SFDX, CI/CD) Nice to have Experience building external React applications integrated with Salesforce Backend

services Supporting engineers with architectural and technical decisions Contributing to development of backend ... further evolution of the platform The environment is primarily based on AWS Serverless and the current backend

experience in a software engineering or engineering-adjacent role with exposure to payment systems, backend ... standalone scripts and using AI tools such as Claude Code, Open AI, etc Familiarity with RESTful APIs and backend

Bring your passion for software development, process automation, and AI integration to Citi's Developer ... What we’ll need from you Software senior developer, scripting in Python/Shell/Bash/Java/Go (a combination ... DevOps/SRE (Site Reliability Engineering) mindset, practices and working together with the team of Developer ... insights into how technology drives the financial sector worldwide, You will collaborate with Citi Developer

Building and evolving secure Azure infrastructure for an Internal Developer Platform (IDP) using Terraform ... Solid DevOps background building secure Azure infrastructure for Internal Developer Platforms (IDP) using ... Opportunity Overview As a DevOps Engineer, you will build secure Azure infrastructure for an Internal Developer

Your Responsibilities Building and evolving secure Azure infrastructure for an Internal Developer Platform ... Opportunity Overview As a DevOps Engineer, you will build secure Azure infrastructure for an Internal Developer ... Terraform on Azure (networking, private endpoints, RBAC, managed identities), ideally for an Internal Developer

As a Senior New Business Developer in Poland, you will join a diverse, passionate team, dedicated to ... This purpose of this Senior New Business Developer is: Responsible for the satisfaction, happiness and ... A typical day at ACI for a Senior New Business Developer is: - Identifies opportunities within Banking

collaboration, and continuous learning Project Delivery: Plan, prioritise, and oversee execution of backend ... , Remain Ambitious, and Stand Tall in all interactions Stand out by having: Technical background in backend ... We can grow together faster if you have: Proven leadership experience in managing backend or cross-functional

improvements Evaluate relevant technologies and provide recommendations for implementation Support developer ... such as FluxCD or ArgoCD Experience with Istio, Datadog, Prometheus, or Grafana Experience improving Developer

practices Professional-level English enabling smooth business communication Nice to have: AWS Certified Developer

degree in Computer Science, IT, or a related field Nice to have: 3+ years in platform or internal developer ... Open-source contributions or external technical publishing Experience building or scaling an internal developer

iOS Developer needed for a large-scale e-commerce platform. Build responsive native iOS interfaces using SwiftUI and UIKit. Requires 4+ years of Swift/iOS SDK experience, knowledge of security, networking, and performance optimization.

Fullstack Developer to support platform design and implementation. Responsibilities include building features, integrating systems, and documenting technical decisions. Requires fluent English, fullstack profile, and experience with REST APIs and OAuth 2.0.

We are looking for an experienced Python developer to design, develop, and test essential front‑office

Financial Developer to design, develop, and test front office components, focusing on market data, time series, and trade ingestion. Build ETL pipelines and enhance the platform using Python. Requires 1-5 years of software engineering experience.

Xiliun Biogas is currently looking for a Project Developer to strengthen our Polish team based in Warsaw

Java Developer role focused on FinTech white-hacking and reverse engineering online banking. Develop online banking automation APIs using object-oriented programming in Java or similar. Requires strong analytical skills and a self-driven approach.