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31,574+ Senior Full Stack Developer Python Javascript Jobs in Poland — Top Companies Hiring September 2026

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Senior Kinaxis Consultant

At Bayer we’re visionaries, driven to solve the world’s toughest challenges and striving for a world where ,Health for all, Hunger for none’ is no longer a dream, but a real possibility. We’re doing it with energy, curiosity and sheer dedication, always learning from unique perspectives of those around us, ...

Senior Snowflake Analyst

Senior Snowflake AnalystOptiveum is currently looking for a Senior Snowflake Analyst to join the team of one of our trusted enterprise clients. In this role, you will be responsible for detailing selected IT solution requirements and collaborating with architects and ...

Senior SecOps Engineer

The role is about: We are looking for a Lead SecOps Engineer to design and build security operations for a regulated payments group: the SIEM, the vulnerability management programme, and the security incident process. You will own the technical direction of the detection and response s ...

Senior Fund Accountant

At HedgeServ, we’re redefining what’s possible in fund administration. With more than $700 billion in assets under administration, we partner with the world’s most forward-thinking investment managers – across private equity, private credit, endowments, hedge funds and more – to deliver seamless, tech-enabled ...

Senior Procurement Trader

Location: Poland Experience: 4–10+ years Employment Type: Full-timeRole OverviewWe are looking for an experienced Senior Procurement Trader to manage and grow ferrous and non-ferrous scrap procurement and trading o ...

Senior Project Manager

Senior Project ManagerLokalizacja: Warszawa, PolskaTryb pracy: Hybrydowo 3 dni z biura, 2 dni zdalnieWspółpraca: Kontrakt B2B<li class=Ms ...

Senior DevOps Engineer

Position: Senior DevOps Engineer Location: Remote / Work from Home Experience Level: Senior (8+ years) Language: English (B2/C1) Working Hours: 9:00–17:00 (Warsaw Time Zone)About th ...

Senior Controlling Specialist

Great sound has the power to transform everyday moments into extraordinary experiences. Through the iconic Sennheiser brand, we develop premium headphones, earbuds, and audio solutions that enable people around the world to connect more deeply with music, entertainment, and the world around them.As par ...

R2R Senior Specialist

About Customs Support GroupCustoms Support Group (CSG) is the European market leader in customs services, operating across 14 countries. CSG is owned by private equity and a fast-growing, dynamic, data-driven company, dedicated to expanding its presence through strong organic growth and strategi ...

Senior Business Analyst

About Sollers Consulting: Sollers Consulting is more than a consultancy and software integrator. As a company founded in 2000, our mission has been to transform the financial & insurance industries by helping them adapt to new technologies.The power of collaboration and the lim ...

Senior Project Manager

About this roleTFS HealthScience is a leading global mid-size Contract Research Organization (CRO) that partners with biotechnology and pharmaceutical companies throughout their entire clinical development journey. Our expertise includes full-service capabilities, resourcing, and Funct ...

Senior Animation Programmer

Job DescriptionResearching, developing, maintaining, and improving gameplay and cinematic animation systems while maintaining robust flexibility for use by AI, designers and animators,Taking ownership of gameplay and cinematic animation features from content creation tools to the engin ...

Senior Network Engineer

Szukamy osoby, która nie tylko świetnie czuje się w roli eksperta od sieci, ale potrafi też pełnić funkcję partnera dla biznesu i zespołu. Chcemy, abyś potrafił/a spojrzeć na infrastrukturę szerzej niż przez pryzmat konfiguracji — dostrzec z ...

Senior Project Manager

About this roleTFS HealthScience is a leading global mid-size Contract Research Organization (CRO) that partners with biotechnology and pharmaceutical companies throughout their entire clinical development journey. Our expertise includes full-service capabilities, resourcing, and Funct ...

Senior Mail Engineer

SD Worx is a leading European provider of Payroll & HR services with global reach. We have offices across Europe and in Mauritius. Our purpose is to bring people solutions to life, enabling organisations of all sizes to turn Human Resources into a source of value for both the business and its people.</s ...

Senior Data Scientist

Job DescriptionRESPONSIBILITIESSupport definition and execution of analyses targeting innovation initiatives, development and implementation of methodologies, standards, and KPIs. Prototype solutions and support pilot programs for R&D purposes, including trend a ...

Senior Business Analyst

📍 Lokalizacja: model hybrydowy z Wrocławia (2 dni w tygodniu w biurze Klienta)🕒 Model współpracy: [Full-time / B2B]⏳<strong ...

Senior Financial Controller

About the jobYour responsibilities include, but are not limited to:Own monthly, half-year and year-end closing activities, including P&L reviews, management comments and Financial Review materialsCoordinate rolling forecasts and annual budgets for assigned entities and fu ...

Senior Mail Engineer

SD Worx is a leading European provider of Payroll & HR services with global reach. We have offices across Europe and in Mauritius. Our purpose is to bring people solutions to life, enabling organisations of all sizes to turn Human Resources into a source of value for both the business and its people ...

Senior Linux Administrator

Chcesz pracować w środowisku, które stawia na rozwój, nowoczesne technologie i realny wpływ na kluczowe projekty? Nasz klient, dynamicznie rozwijająca się firma IT, poszukuje Senior Administratora Linux – eksperta, który dołączy do ich zespołu i wspólnie z nimi zrealizuje ambitne projekty IT! ...

Senior Software Engineer

Hello,We are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :)The company is made up of people with a huge client base in the country ...

Senior System Designer

Senior System Designer (CRM & Finance)Lokalizacja: Polska (100% zdalnie, z możliwością okazjonalnych wizyt w biurze)<br data-start=126 ...

Senior Insight Analyst

Job DescriptionEnd‑to‑end ownership. Category expertise. Client challenge and coaching. Acts as a subject matter expert in assigned categories, leads complex work independently, challenges client hypotheses, and coaches junior analysts. Drives quantify business opportunities (QB ...

Senior HR Coordinator

Senior HR Coordinator In Poland - Warsaw Join us as a Senior HR Coordinator and become a trusted point of contact for more tha ...

Senior Financial Accountant

Prepare entity and consolidated monthly and year-end IFRS financial statements, supporting analyses and reconciliations. Support management and board reporting, including annual budgets, variance analyses and ad-hoc financial/operational analysis. Coordinate financial audits and suppor ...

Senior DevOps Engineer

Dream Big. Go Beyond. Be Unstoppable. About UsKyriba is a global fintech leader empowering CFOs and finance teams with cloud-based treasury, payments, risk management and working capital solutions. We serve 3,000+ customers worldwide, managing $15 trillion in payments annually ...

Senior Business Analyst

W Scalo zajmujemy się dostarczaniem projektów software'owych i wspieraniem naszych partnerów w rozwijaniu ich biznesu. Tworzymy oprogramowanie, które umożliwia ludziom dokonywanie zmian, działanie w szybszym tempie oraz osiąganie lepszych rezultatów. Wykorzys ...

Senior Accounting Specialist

is a leading SaaS company with over 20 years of experience, specializing in aftermarket solutions. Our Service Lifecycle Management Platform offers domain-fit solutions for:Supply Chain optimization, ...

Senior Art Director

The opportunity EY GDS Creative Center of Excellence (CoE) is an inhouse agency that helps EY teams build a better working world by delivering high-impact, high-quality and on–brand creative solutions. People in the CoE help create experiences that are not just creatively inspiring, but a ...

Senior Internal Auditor

Team / Division Description:Our client is a leading international organization with operations across Europe. The Internal Audit function provides independent assurance and advisory support across the organization’s regional, manufacturi ...

Senior BIM Coordinator

Shape a future with purpose at Arup in Poland.Arup’s purpose, shared values and collaborative approach has set us apart for over 80 years, guiding how we shape a better world.Arup has been operating in the Polish market since 1998, developing technical solutions and supporting clients thr ...

Senior QA Engineer

Job DescriptionJoin CD PROJEKT RED and help shape the future of QA Engineering across our projects and Shared Development Services initiatives. We’re looking for a Senior QA Engineer to help build and scale technical quality solutions, automation frameworks and testing infrastructur ...

Senior Medical Director

TFS HealthScience is a leading global mid-size Contract Research Organization (CRO) that partners with biotechnology and pharmaceutical companies throughout their entire clinical development journey. Our expertise includes full service-capabilities, resourcing and Functional Service (FSP) solutions.<st ...

Senior Data Engineer

Job DescriptionWrite and defend diagnostic SQL queries against large-scale production datasetsBuild and maintain ingestion pipelines for bid, win, and impression logs into BigQueryHarmonize fields across independently designed datasets and maintain versioned field mappings</li ...

Senior Shop Assistant

PURPOSE & IMPACT ON ORGANIZATION: Contributes to meeting or exceeding store sales and KPI targets by: Building an emotional connection with customers and living the ...

Senior Payroll Specialist

Life Unlimited. At Smith+Nephew we design and manufacture technology that takes the limits off living.Smith+Nephew is hiring Payroll Specialist.(fix-term contract until 11.12.2027)Join Smith+Nephew in Wrocław and become part of a global organisation where precision, trust an ...

Senior Electrical Engineer

Senior Electrical Engineer (k/m) Workplace: hybrid model - 3 days Warsaw Office + 2 day home officeSalary: 12 000 PLN - 18 250 P ...

Senior DevOps Engineer

Senior DevOps EngineerLocation: Gdynia, Gdańsk (preferred) or Warsaw, Łódź (Hybrid - 25% remote) Rate: Up to 170 PLN/h net Contract Type: B2B agreement (Contracting party: Optiveum)About the ProjectFor our Client in the ...

Senior DevOps Engineer

Senior DevOps EngineerLocation: Gdynia, Gdańsk (preferred) or Warsaw, Łódź (Hybrid - 25% remote) Rate: Up to 170 PLN/h net Contract Type: B2B agreement (Contracting party: Optiveum)About the ProjectFor our Client in the ...

Senior Data Analyst

We are looking for an experienced Senior Data Analyst to join our Data team and take ownership of SQL-heavy analytics, reporting, and data structuring. This is a generalist, senior-level role where you will be a key contributor to querying, refining, and generating reports and dashboards for ...

Senior Pricing Manager

Dla naszego Klienta – rozwijającej się firmy technologicznej tworzącej zaawansowane rozwiązania IT – poszukujemy osoby na stanowisko Senior Pricing Manager.Rola łączy kompetencje Project Managera i Product Ownera, ...

Senior Controlling Specialist

Prowadzenie pogłębionych analiz finansowych i biznesowych dla wybranych obszarów organizacji.Analiza wyników oraz odchyleń od budżetu i forecastu, identyfikowanie ich przyczyn i formułowanie rekomendacji.Aktywny udział w ...

Senior Medical Director

TFS HealthScience is a leading global mid-size Contract Research Organization (CRO) that partners with biotechnology and pharmaceutical companies throughout their entire clinical development journey. Our expertise includes full service-capabilities, resourcing and Functional Service (FSP) solutions.<st ...

Senior Network Specialist

Client: banking industryHourly Rate: <span style=color:rgba(0,0,0,0.87);background-color:rgb(2 ...

Senior Knowledge Engineer

At Bayer we’re visionaries, driven to solve the world’s toughest challenges and striving for a world where ,Health for all, Hunger for none’ is no longer a dream, but a real possibility. We’re doing it with energy, curiosity and sheer dedication, always learning from unique perspectives of those around us, ...

Senior Software Engineer

Senior Software Engineer Location:Warsaw, PL, 00-807 Requisition ID: 18173 Brightstar is an innovative, forward-thinking global leader in lottery that builds on our renowned expertise in delivering secure technology and producing reliable, comprehensive solutions for our customers. ...

Senior Security Engineer

Senior Security Engineer Location:Warsaw, PL, 00-807 Requisition ID: 19324 Brightstar is an innovative, forward-thinking global leader in lottery that builds on our renowned expertise in delivering secure technology and producing reliable, comprehensive solutions for our customers. ...

Senior Frontend Engineer

Location: Wrocław, Poland | HybridFuture Talent Opportunity | Browser ExperiencesFrontend engineering plays an important role in shaping how people experience Opera’s products. We are interested in building long-term relationships ...

Senior C++ Engineer

Location: Wrocław, Poland | HybridFuture Talent Opportunity | Browser EngineeringC++ engineering plays an important role in the development of Opera’s browser products. We are interested in building long-term relationships with ex ...

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