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Connectis_

Jobs Hiring Closed Discussion

16 jobs

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16 jobs Posted Sort

Java Developer

Java Developer building and optimizing an online banking module for handling domestic, foreign, instant, and internal transfers on an e-banking platform for a banking-sector partner. Mostly remote (occasional weekly meetings in Warsaw, B2B), with a stack of Java, Spring Boot, Hibernate, and REST/SOAP integrations.

AI Hibernate Java Jest JSON +3 skills

Java Lead Developer: Migracja Legacy do Mikroserwisów

Lead a Java team migrating a legacy desktop asset-management system to a modern Java/Spring Boot microservices stack under financial-sector availability and security requirements. Day to day: architecture design, component mapping, building REST/JMS services, tests and documentation, plus team leadership and code review.

C++ C# Java Jms Spring

Fullstack Developer (Java + Angular)

Fullstack developer building a new microservices-based fraud-detection system for an insurance client's claims and benefits platform, working mostly remotely with about one office day per week in Warsaw. Core stack: Java/Spring Boot, Angular, Apache Kafka, Docker/Kubernetes, with active use of AI tools in development.

Agentic AI AI Angular API BPMN +11 skills

Java Lead Developer

Connectis_ seeks a Java Lead Developer to technically lead the migration of a brokerage asset-management system from a legacy C++/C# Windows desktop app (~1,700 C++ files, 500 C# files, 2,100 DB objects) to a Java/Spring Boot web and microservices architecture. The role covers target architecture design, building AI agents for legacy-code analysis and test generation, implementing REST/JMS service

AI Angular API C++ C# +11 skills

Fullstack Java Developer (Angular)

Wspólnie z naszym Partnerem, liderem w branży ubezpieczeniowej , poszukujemy doświadczonego/ej specjalisty/ki do realizacji projektów jako Fullstack Java Developer (Angular). Projektem jest strategiczny program…

AI Angular API AWS Azure +12 skills

Java Developer (Kotlin)

Wspólnie z naszym Partnerem, największą firmą e-commerce w Polsce , poszukujemy doświadczonego/ej specjalisty/ki do świadczenia usług jako Java Developer (Kotlin) . Projekt dotyczy budowania wertykalnego doświadczenia…

AI Android Cloud E-commerce GCP +7 skills

Fullstack Developer (Java+React)

Connectis_ is hiring a Fullstack Developer (Java + React) to build a vertical 'shop-in-shop' shopping experience for automotive categories on a leading e-commerce marketplace. Day to day: designing REST APIs with Java/Spring Boot and building frontends with JavaScript/TypeScript/React, 100% remote in a project-based B2B engagement.

AI API CSS E-commerce GitHub +10 skills

Java Developer

Connectis_ is hiring an experienced Java Developer to work on backend services for a leading banking partner's omnichannel platform (accounts and deposits) in Warsaw. Daily work covers business logic and integration services: REST/SOAP/Kafka integrations, SQL on Oracle/PostgreSQL with Liquibase, and JUnit/Mockito testing, on a B2B project model.

API CQRS Git Grafana Hibernate +15 skills

Senior Java Backend Engineer - Remote, Spring Boot, Kafka

Connectis_ is hiring a senior Java backend engineer in Warsaw to develop the backend of an omnichannel banking platform for accounts and deposits, designing business logic and integration services with Spring Boot, Spring MVC, Hibernate, Kafka, and REST/SOAP/XML over Oracle/PostgreSQL using SQL and Liquibase. 6+ years of experience required.

Hibernate Java Kafka Liquibase MVC +6 skills

Java Developer @ Connectis_

Java Developer building a modern digital platform (virtual payment cards, fleet and Click & Collect services) for a fuel/energy-industry client. Day to day: designing Java/Spring Boot microservices and REST APIs, CI/CD with GitHub Actions on AWS, PostgreSQL/MongoDB, Scrum, with occasional meetings in Warsaw (~2x/week).

API AWS CI/CD Docker Git +9 skills

Java Developer

Senior Java Developer building CRM systems for a telecommunications-sector client, starting with the core platform on which business features will later be added. 100% remote work in Poland on a flexible B2B contract, using Java, Spring Boot, Hibernate, Oracle, MongoDB, Kafka/RabbitMQ, and microservices.

AI CRM GitLab Hibernate Java +5 skills

Business & Systems Analyst

Open 15d Europe

Connectis is looking for a Business & Systems Analyst to deliver development and analysis work on a key IT system of an insurance-sector client, in a B2B project model with roughly one onsite day per week in Warsaw. The role requires process modeling (UML, BPMN), Java/Kotlin and Angular knowledge, Spring stack, and SQL.

Agile AI Angular BPMN Cloud +13 skills

Java Developer

Open 16d Europe

Java developer with 5+ years of experience building and maintaining REST APIs and web applications in Spring Boot for a fuel-sector partner's digital platform (virtual payment cards, fleet solutions, Click & Collect, mobility services). Day-to-day work spans AWS, PostgreSQL/MongoDB, Git and GitHub Actions CI/CD, with testing in Spock/JUnit and occasional meetings in Warsaw (~2x/week).

API AWS CI/CD Git GitHub +7 skills

Application Architect Java

Open 19d Europe

Application Architect (Java) working via Connectis_ for a fuel/retail client on a global replatforming to a single cloud platform built mainly on Azure with a 4-layer mesh architecture. Day to day: proposing architecture variants, estimating their financial impact, and steering stakeholder decisions, backed by strong Java, Spring Boot, Hibernate and cloud expertise.

AI AWS Azure Docker GitHub +10 skills

Java Lead Developer

Open 23d EuropeLead

Wspólnie z naszym Partnerem z branży technologicznej poszukujemy doświadczonego/ej specjalisty/ki do świadczenia usług jako Java Lead Developer . Projekt obejmuje migrację rozbudowanego systemu do zarządzania majątkiem…

Angular API C++ C# .NET +10 skills

Remote Java Lead Developer: migracja do mikroserwisów Spring

Open 23d EuropeLead

Connectis_ wraz z partnerem z branży technologicznej poszukuje Java Lead Developera do projektu migracji systemu zarządzania majątkiem dla biura maklerskiego. Celem jest przekształcenie architektury desktopowej (C++,…

API C++ C# .NET Hibernate +6 skills