--- title: 'Senior Data Engineer (energy, JR633, JR634, JR669, JR737, JR738, JR804, JR814) at Eleks' canonical: 'https://feeny.ai/job/senior-data-engineer-energy-jr633-jr634-jr669-jr737-jr738-jr804-jr814-eleks-a5sezg1grmh6' type: 'job' last_seen: '2026-11-02' --- # Senior Data Engineer (energy, JR633, JR634, JR669, JR737, JR738, JR804, JR814) at Eleks - **Company:** Eleks - **Location:** Krakow, Poland - **Work type:** hybrid - **Posted:** 2025-11-26 - **Last confirmed live:** 2026-11-02 - **Apply:** https://jobs.lever.co/eleks/682bb18b-7f59-46ef-ab4b-5d3b51bdcfb4 ## Job description ELEKS Software Engineering and Development Office is looking for a Senior Data Engineer in Poland, Croatia or Ukraine. ## ABOUT PROJECT We're growing our team at ELEKS in partnership with a company, the UK’s largest renewable power generator, primarily using sustainable biomass and hydroelectric power. ## REQUIREMENTS - Experience in Data Engineering, SQL, ETL(data validation + data mapping + exception handling) 4+ years - Hands-on experience with Databricks 2+ years - Experience with Python - Experience with Power BI is nice to have - Experience with AWS (e.g. S3, Redshift, Athena, Glue, Lambda, etc.) - Knowledge of the Energy industry (e.g. energy trading, utilities, power systems etc.) would be a plus - Experience with Geospatial data would be a plus - At least an Upper-Intermediate level of English ## RESPONSIBILITIES - Building Databases and Pipelines: Developing databases, data lakes, and data ingestion pipelines to deliver datasets for various projects - End-to-End Solutions: Designing, developing, and deploying comprehensive solutions for data and data science models, ensuring usability for both data scientists and non-technical users. This includes following best engineering and data science practices - Scalable Solutions: Developing and maintaining scalable data and machine learning solutions throughout the data lifecycle, supporting the code and infrastructure for databases, data pipelines, metadata, and code management - Stakeholder Engagement: Collaborating with stakeholders across various departments, including data platforms, architecture, development, and operational teams, as well as addressing data security, privacy, and third-party coordination ## WHAT WILL YOU GET WITH ELEKS - Close cooperation with a customer - Challenging tasks - Competence development - Team of professionals - Dynamic environment with a low level of bureaucracy ## ABOUT ELEKS ELEKS is a custom software development company. We deliver value to our clients, thanks to our expertise and experience gained from working as a software innovation partner since 1991. Our 2000+ professionals located in the Delivery Centers across Eastern Europe and sales offices in Europe and North America, provide our clients with a full range of software engineering services. These include product development, QA, R&D, design, technology consulting and dedicated teams. ## About Eleks ## Company Overview - **One-liner**: ELEKS is a global custom software development and technology consulting company that designs and delivers full-cycle enterprise solutions, with a strong focus on AI, data analytics, and intelligent automation. - **Entity Type**: Private (Bootstrapped) - **Headquarters**: Lviv, Ukraine (with offices and delivery centres in 15 countries including Poland, Argentina, Croatia, the USA, and the UK) - **Founded**: 1991 (the company states it has been on the market for 30+ years [eleks.com](https://eleks.com/)) - **Founders**: Not publicly available ## Core Business - **Primary industries**: Software development services, technology consulting, AI/ML solutions, data engineering, and digital transformation. - **Target customers**: B2B, enterprise clients (including Fortune 500 companies), and mid-market firms across fintech, energy, healthcare, insurance, and other regulated sectors. - **Mission**: “To empower best talent’s continuous development for partner’s success through software innovation” [careers.eleks.com/about/](https://careers.eleks.com/about/) ## Products & Services ELEKS offers a broad portfolio of services rather than standalone products. Key service areas include: - **Custom Software Development**: End-to-end design, development, and deployment of bespoke enterprise applications. - **Artificial Intelligence & Machine Learning**: Generative AI, MLOps, conversational AI, computer vision, and predictive analytics. - **Data & Analytics**: Data strategy, data engineering, business intelligence, and intelligent automation. - **Cloud & DevOps**: Cloud migration, infrastructure management, and MLOps/LLMOps architectures. - **UX/UI Design**: User experience research and interface design. - **SAP & Enterprise Systems**: Implementation and integration of SAP solutions. - **Quality Assurance & Testing**: Automated and manual testing services. ## Market Standing - **Valuation/Market Cap**: Not disclosed (private company). - **Key Metric**: 1,000+ projects delivered and 120+ active clients, including Fortune 500 companies [eleks.com](https://eleks.com/). - **Notable Investors/Partners**: No external investors (bootstrapped). Partners include major technology providers (specific names not disclosed on the website). - **Growth Signals**: - 20 offices and delivery centres across 15 countries. - 30+ years of continuous operation. - Expanding AI and data service lines (e.g., MLOps/LLMOps, Generative AI). - 75% of senior managers have been promoted from within [careers.eleks.com](https://careers.eleks.com/). ## Competitive Advantages - **Longevity & Stability**: Operating for over three decades with a consistent track record. - **Global Delivery Model**: Ability to serve clients across time zones with offices in Europe, North America, and South America. - **Deep Technical Expertise**: Specialised centres of excellence in AI, ML, data, and cloud; claims to hire from the “top 1% of engineering talent” [eleks.com/about-eleks/](https://eleks.com/about-eleks/). - **Strong Internal Culture**: High internal promotion rate (75% of senior leaders are home-grown) and investment in continuous learning (thousands of training hours annually). ## Strategic Focus - Accelerating AI adoption for enterprise clients, particularly in regulated industries (fintech, healthcare, insurance). - Building reusable AI platforms and frameworks (e.g., Digital Twin/Knowledge Graph, LLMOps). - Expanding nearshore delivery capabilities, especially in Latin America and Central/Eastern Europe. - Strengthening partnerships with hyperscalers and major enterprise software vendors. ## Why Work Here - **Culture**: Emphasises “care culture” and professional development. Named “Friendly Workplace 2022” and recipient of “Employer Branding Stars Award 2023” [careers.eleks.com/about/](https://careers.eleks.com/about/). - **Remote/Hybrid Policy**: Offers remote positions across Europe, Canada, and the US, as well as in-office roles in multiple countries. Hybrid options are common. - **Learning & Growth**: Corporate trainers delivered thousands of hours of training in 2023; Centres of Excellence provide mentorship and best practices. - **Diversity**: 34% of specialists are women; age range from 18 to 86 years old. - **CSR**: Active corporate social responsibility initiatives (specific programs not detailed on the careers page). - **Engineering Culture**: Heavy investment in AI, ML, and data engineering; opportunity to work on complex, enterprise-scale projects for global brands. ## Sources 1. [ELEKS Official Website](https://eleks.com/) 2. [ELEKS Careers – Find the Right Career Path](https://careers.eleks.com/) 3. [ELEKS About Page](https://eleks.com/about-eleks/) 4. [ELEKS Careers About Page](https://careers.eleks.com/about/) 5. [ELEKS Open Positions on Lever](https://jobs.lever.co/eleks) ## Other roles at Eleks - [JR898 Field Applications Engineer (The USA)](https://feeny.ai/job/jr898-field-applications-engineer-the-usa-eleks-united-states-38hg6wgwbgcs) — United States - [Senior Test Engineer (insurance), JR907](https://feeny.ai/job/senior-test-engineer-insurance-jr907-eleks-poland-6chq8b92ankc) — Poland - [AON, Trainee JavaScript Developer, JR905](https://feeny.ai/job/aon-trainee-javascript-developer-jr905-eleks-ukraine-dt0ww2tr60q7) — Ukraine - [Trainee / Junior PHP Developer, JR895](https://feeny.ai/job/trainee-junior-php-developer-jr895-eleks-lviv-ew8jdv38y896) — Lviv, Ukraine - [IP Assets, Senior Technical Sales Manager, JR871](https://feeny.ai/job/ip-assets-senior-technical-sales-manager-jr871-eleks-poland-xqz7xvwpb9mn) — Poland - [Senior Customer Engagement Manager, JR856](https://feeny.ai/job/senior-customer-engagement-manager-jr856-eleks-lviv-v5ke0mfq3qwx) — Lviv, Ukraine - [(medical domain), Trainee QA, JR860, JR861](https://feeny.ai/job/medical-domain-trainee-qa-jr860-jr861-eleks-krakow-gxfnb733mvy1) — Krakow, Poland - [(energy domain) Data Quality Engineer, JR849, JR853](https://feeny.ai/job/energy-domain-data-quality-engineer-jr849-jr853-eleks-ukraine-7ymfrbbex0kb) — Ukraine - [Junior Mobile Developer, JR827](https://feeny.ai/job/junior-mobile-developer-jr827-eleks-lviv-jrfgmsx14b2n) — Lviv, Ukraine - [EagleSTAR, Trainee FE Developer, JR820](https://feeny.ai/job/eaglestar-trainee-fe-developer-jr820-eleks-ukraine-b42gcppvxxac) — Ukraine