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11 senior software engineer backend jobs found

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Poland senior software engineer backend
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IG Group
Full time
 
Senior Software Engineer (AI-First Development)
IG Group Kraków, Poland
Job Title Senior Software Engineer (AI-First Development) Job Description So, who are we? Hello, we're IG Group. We are a publicly-traded FTSE250 FinTech company who run mobile, web and desktop platforms that help our clients trade stocks & shares, leveraged products, Futures & Options and Crypto. We are ambitious. Over 340,000 people already use our platforms. We're global with offices in 18 countries and products in 16 regions. We're hungry to move faster, ship better product for our customers and grow our user base. We believe in high autonomy, and we want people who are looking to do things differently in order to create better experiences for our customers. We work in cross-functional teams and are laser focused on increasing the number of active clients we serve to drive sustainable growth. Your team:  Join IG Group's newly formed Service Modernisation & AI team as a pioneer of AI-first development practices in financial services. You'll...

Dec 16, 2025
S&P Global
Full time
 
Senior Software Engineer
S&P Global Gdansk, POL
About the Role: Grade Level (for internal use): 10 The Team: We are looking for a highly motivated, enthusiastic, exceptional Senior Software Engineer to join an agile team based in Gdańsk, Poland. You will work closely with your team and sister teams based in Gdańsk, North America and India to build first class cloud-based enterprise search solutions. Responsibilities and Impact: This is very important role for the Team. You will contribute in code reviews, designing and implementing complex solutions and supporting business strategy. Work in a team environment using Agile practices Develop front-end and backend components of the Web Application Utilize Continuous Integration development Collaborate closely with other developers, testers, front-end designers, and product owners What We’re Looking For: Basic Required Qualifications: 5+ years overall experience professionally developing software products utilizing search engine functionality...

Dec 11, 2025
S&P Global
Full time
 
Senior Software Engineer - Carfax US
S&P Global Marynarki Polskiej 163, 80-557 Gdańsk, Poland
About the Role: Grade Level (for internal use): 10 The Team:   You may know CARFAX as the company that has provided trusted vehicle information reports for over 40 years but we are so much more! CARFAX is on a mission to help millions of people shop, buy, own and sell used cars with more confidence. The Banking & Insurance Group (BIG) is one of the most successful divisions within CARFAX, serving the insurance, automotive finance, and credit union industries. We are in high-growth mode as the use of vehicle history in these markets is increasing exponentially. Responsibilities and Impact: Develop web applications for a high-impact product in the US market, working with a supportive team and mentors to gain expertise across various areas. Contribute to building new capabilities for cloud API-based products and microservices, with a focus on Infrastructure as Code (IaC). Integrate multiple backend, cloud-based internal services to deliver an outstanding...

Dec 11, 2025
S&P Global
Full time
 
Senior Fullstack Software Engineer (Spring Boot, Thymeleaf)
S&P Global Gdansk, POL
About the Role: Grade Level (for internal use): 10 The Team:   CARFAX provides trusted information that helps millions of people to shop, buy, own, and sell used cars with more confidence. Our flagship service is our Vehicle History Report, which addresses the information gap between buyers and sellers in the used car market. We are eager to leverage advanced AI technologies to enhance our operational effectiveness and better serve our customers through improved services and deeper insights.  Our commitment to innovation reflects our desire to continually improve the car buying and selling experience.Our customers gain access to an extensive multinational database consisting of over 35 billion historical records related to more than 1 billion cars in over 20 countries across Europe and North America. Today, we are a team of 100+ people in six European countries, while retaining a start-up feeling with flat hierarchies and flexible decision-making processes....

Dec 11, 2025
StoneX Group
Full time
 
Lead Full Stack Engineer (C#/.NET & React)
StoneX Group Kraków, UNAVAILABLE
Overview Permanent, full-time, hybrid   C onnecting clients to markets – and talent to opportunity.   With 4,300 employees and over 400,000 retail and institutional clients from more than 80 offices spread across five continents, we’re a Fortune-100, Nasdaq-listed provider, connecting clients to the global markets – focusing on innovation, human connection, and providing world-class products and services to all types of investors.   Whether you want to forge a career connecting our retail clients to potential trading opportunities, or ingrain yourself in the world of institutional investing, The StoneX Group is made up of four segments that offer endless potential for progression and growth.   Business Segment Overview:  A Swift-accredited service bureau and member, our Payments division provides NGOs, institutions and non-profits the ability to make a local difference, globally – with transparent pricing across 180+ countries and 140+...

Nov 19, 2025
StoneX Group
Full time
 
Software Engineer C# .Net
StoneX Group Kraków, UNAVAILABLE
Overview Connecting clients to markets – and talent to opportunity   With 4,300 employees and over 400,000 retail and institutional clients from more than 80 offices spread across five continents, we’re a Fortune-100, Nasdaq-listed provider, connecting clients to the global markets – focusing on innovation, human connection, and providing world-class products and services to all types of investors.   At StoneX, we offer you the opportunity to be part of an institutional-grade financial services network that connects companies, organizations, and investors to the global markets ecosystem. As a team member, you'll benefit from our unique blend of digital platforms, comprehensive clearing and execution services, personalized high-touch support, and deep industry expertise. Elevate your career with us and make a significant impact in the world of global finance. Corporate: Engage in a deep variety of business-critical activities that keep our...

Nov 18, 2025
IG Group
Full time
 
Senior React Native Engineer
IG Group Kraków, Poland
Job Title Senior React Native Engineer Job Description So, who are we? Hello, we're IG Group. We are a publicly-traded FTSE250 FinTech company who run mobile, web and desktop platforms that help our clients trade stocks & shares, leveraged products, Futures & Options and Crypto. We are ambitious. Over 340,000 people already use our platforms. We're global with offices in 18 countries and products in 16 regions. We're hungry to move faster, ship better product for our customers and grow our user base. We believe in high autonomy, and we want people who are looking to do things differently in order to create better experiences for our customers. We work in cross-functional teams and are laser focused on increasing the number of active clients we serve to drive sustainable growth. Your team This role is part of APAC and Middle East divisional tech function. You will be part of cross functional tech team who mission is to launch a new investment...

Nov 03, 2025
Crypto.com
Full time
 
Senior DevOps Engineer (Exchange /Trading Platforms)
Crypto.com Warsaw, Poland
We are a team to design, develop, maintain, and improve software for various ventures projects, i.e., projects that are adjacent to our core businesses and are bootstrapped fast with a lean team. You will be actively involved in the design of various components behind scalable applications, from frontend UI to backend infrastructure. As a Senior Devops Engineer, you will be involved a number of technically challenging problems, oversees design and coding for features. This position will be working very closely in multiple function of the organization. You will be involving every aspect of the product development process, from brainstorming the next great product innovation to tweaking pixels right before launch.   Responsibilities Develop tools for application and performance monitoring Contribute to system architecture design Develop and deploy cloud infrastructure in IaC manner. Improve and manage Terraform, K8S and CI/CD pipeline. Design and implement...

Oct 13, 2025
S&P Global
Full time
 
Software Engineer - Carfax US
S&P Global Gdansk, POL
About the Role: Grade Level (for internal use): 09 The Team:  You may know CARFAX as the company that has provided trusted vehicle information reports for over 40 years but we are so much more! CARFAX is on a mission to help millions of people shop, buy, own and sell used cars with more confidence. The Banking & Insurance Group (BIG) is one of the most successful divisions within CARFAX, serving the insurance, automotive finance, and credit union industries. We are in high-growth mode as the use of vehicle history in these markets is increasing exponentially. Responsibilities and Impact: Develop new capabilities for cloud API-based products and microservices with IaC in mind, leveraging cutting-edge technologies. Integrate multiple backend, cloud-based internal services to deliver optimal customer experiences for our products. Utilize test-driven development, paired programming, and continuous integration as part of an agile work environment....

Dec 11, 2025
IG Group
Full time
 
Platform Engineering Team Lead
IG Group Kraków, Poland
Job Title Platform Engineering Team Lead Job Description Join the game-changers You will be joining our welcoming, collaborative Platform Enablement Team which is enabling IG to deliver more with better quality and great consistency while adhering to industry best practices. Who we are We’ve been changing the financial services game since we were founded in 1974, when we invented a whole new category of trading. Today, we’re the world’s No.1 spread betting and CFD provider, with operations in 20 countries across five continents and over 400,000 active clients worldwide. But we know our success is only possible because of our people, who we encourage and empower to be brave, determined and inventive. Join us if you’d like to work in an inclusive, collaborative team that will recognise your talent and allow it to shine. Where you’ll work As part of our hybrid working environment, you’ll split your time between home and the office. In this way, you’ll be able...

Nov 21, 2025
Crypto.com
Full time
 
Blockchain DevOps Engineer
Crypto.com Warsaw, Poland
We are a team to design, develop, maintain, and improve software for various ventures projects, i.e., projects that are adjacent to our core businesses and are bootstrapped fast with a lean team. You will be actively involved in the design of various components behind scalable applications, from frontend UI to backend infrastructure.   Responsibilities Maintain and support blockchain infrastructure Review and propose configuration of blockchain software and network setup of nodes running the blockchain software Develop deep understanding of the Blockchain technology (specifically public Blockchain) Develop and share with others on security threats of various blockchain technology Define and maintain team continuous devops lifecycle and automation Design and maintain cloud computing workload, manage cloud security posture Software engineers or system administrators with an interest in blockchain/automation/infrastructure are welcomed to apply....

Oct 30, 2025
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