Senior/Principal Data Engineer
Senior-level data engineering role focusing on scalable data platforms, pipelines, and observability for AI-driven SaaS in finance.
- Full Time
- Min. 6 YOE
Sigma Software Group
76 open rolesLast updated May 5, 2026 at 8:16 AM UTC
All open jobs at Sigma Software Group
Browse the full live job inventory for Sigma Software Group. This page is focused on current openings, while the overview tab highlights role groups and hiring patterns.
76 open positions
Compliance Manager
Compliance strategy and auditing for ISMS, GDPR, and quality management across IT services.
Remote • Kyiv, Ukraine, 02000- Full Time
- Min. 3 YOE
Senior Test Engineer (E-commerce Platform)
Senior QA professional leading end-to-end testing for a social shopping platform, with extensive mobile/web testing and QA process ownership.
- Full Time
- Min. 5 YOE
Game Developer
Develop high-quality slot games from concept to release with collaboration across designers, artists and QA.
- Remote • Kyiv, Ukraine, 02000
- Full Time
- Min. 3 YOE
Middle/Senior Test Engineer (FNDAI)
Test engineer responsible for manual and automated QA across UI and API, ensuring quality and timely delivery.
- Full Time
- Min. 3 YOE
Senior Full-stack Developer
Senior full‑stack developer focusing on backend for high-load, distributed systems with TypeScript and NestJS.
- Full Time
- Min. 5 YOE
Middle/Senior Test Engineer (FNDAI)
Quality Assurance professional with 3+ years; tests across UI and API, manual and automation focus.
- Full Time
- Min. 3 YOE
Senior Data Engineer (AdTech unit)
Senior data engineer responsible for end-to-end big data pipelines, real-time/batch processing, and data warehouses in cloud environments.
- Full Time
- Min. 4 YOE
Principal Software Engineer (Ruby Expert)
Lead architecture and hands-on design of scalable Ruby/Rails systems, mentoring teams to deliver high-performance software.
On-site • Warsaw, Poland- Full Time
- Min. 8 YOE
AI-augmented Software Developer
Develop and deliver agentic AI-driven software, pipelines, and architectures across projects with strong client-facing collaboration.
- Full Time
- Min. 3 YOE
Business Analyst (Swedish Ad Platform)
Map, analyze, and redesign publisher workflows using BPMN; manage business rules; design Golden Path for multi-tenant architecture; translate requirements for engineering teams.
Remote • Tiranë, Albania- Full Time
- Min. 3 YOE
Senior/Principal Full Stack Developer (Python + JavaScript/Typescript)
Senior/full stack developer leading backend Python and frontend TypeScript/JS development for a revenue platform.
Remote • Brazil- Full Time
- Min. 5 YOE
Senior Data Analyst
Senior data analyst driving pricing optimization initiatives with cross-border collaboration and advanced analytics.
- Remote • Ukraine
- Full Time
- Min. 5 YOE
Business Analyst
Analyzes workflows and designs BPMN-driven solutions to optimize multi-tenant ad platform operations.
- Remote • Kyiv, Ukraine, 02000
- Full Time
- Min. 3 YOE
Principal Software Engineer
Lead cross-functional engineering initiatives, design scalable backend for 3D/vision, and mentor engineers.
- Remote • Poland
- Full Time
- Min. 8 YOE
Strong Junior Java Developer
Design, develop, and implement large-scale distributed systems to handle substantial data volumes, ensuring scalability, low latency, and fault tolerance.
- Remote • Brazil
- Full Time
- Min. 2 YOE
Big Data Architect
Architect scalable cloud-native data architectures for analytics/AI, enabling real-time and batch processing.
- Remote • Poland
- Full Time
- Min. 5 YOE
Senior Product Engineer
Own end-to-end feature delivery from understanding product requirements to deploying production-ready features.
- Remote • Brazil
- Full Time
- Min. 5 YOE
Strong Middle Test Engineer (Mobile iOS & Android)
Plan, design, and execute comprehensive mobile test strategies across iOS and Android, including automation framework improvements.
- Remote • Poland
- Full Time
- Min. 4 YOE
Senior Java Developer
Senior Java Developer responsible for designing, building and operating large-scale distributed systems with Java, Spring Boot WebFlux, Hibernate, and cloud-based infrastructure.
- Remote • Brazil
- Full Time
- Min. 7 YOE
Project Manager (Design & Web Solutions)
Lead and coordinate design and web development projects, ensuring on-time delivery and client value.
- Remote • Ukraine
- Full Time
- Min. 3 YOE
Middle Python Developer (Telecommunications Web App)
Develop and maintain a Python/Django web app for telecom hardware inventories, integrating with AWS and PostgreSQL.
- Full Time
- Min. 5 YOE
Software Architect (AdTech)
Architects high-load AdTech platforms, guiding architectural decisions, pre-sales support, and scalable solution design.
- On-site • Warsaw, Poland
- Full Time
- Min. 5 YOE
Office Manager
Organizes office operations, vendor relations, budget control, and travel arrangements to support internal staff.
- Full Time
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