14 Full Stack Developer jobs

Job Description We are looking for a Principal Software Engineer to shape the architecture and delivery of our modern, AWS-native platform powering underwriting intelligence, GenAI-driven analysis, and high-volume content processing. Working across Python, .NET, PostgreSQL/Aurora, OpenSearch, and LangGraph-based services , you will own technical direction, system quality, scalability, and reliability across the platform. This is a senior individual contributor role with significant technical leadership responsibility, including setting engineering standards, mentoring engineers, driving architectural decisions, and coordinating across product and platform teams . Responsibilities Shape platform architecture across ingestion, transformation, storage, APIs, and AI-powered services, ensuring scalability, resilience, and maintainability. Own end-to-end technical delivery of AWS Batch content pipelines, Lambda-based workflows, and .NET 8 REST/GraphQL APIs. Drive...

XTB is a global company from the financial industry, focusing on online trading of financial instruments. We are the largest FinTech in Poland and a leader in Central and Eastern Europe, and the range of our operations covers several countries, including Asia and South America. At XTB, we focus on the development of our employees, giving them opportunities to gain knowledge and skills in various fields, as well as offering a number of training and development programs. If you are looking for challenges and want to gain valuable experience in an international business environment, XTB is the right place for you. We are a certified Great Place to Work company. We are looking for a Senior Full Stack Developer (70% Java - 30% Angular) to join the Customer Care team and help build the ecosystem of applications supporting XTB's client service operations. You will design and develop both backend microservices and user interfaces - from solution design through to production deployment....

Technology is our how. And people are our why. At Endava, we harness technology to drive meaningful change. By combining AI-native engineering, deep industry expertise and a people-centric mindset, we partner with leading organisations to solve complex business challenges and create digital products and platforms that make a lasting impact. From strategy and design to engineering and operations, we help our customers accelerate innovation and transform their businesses. Join us and be part of a global team delivering work that matters. Job Description As part of Endava's strategic partnership with WTW, who provide data-driven, insight-led solutions in the areas of people, risk and capital, we're building dedicated software engineering teams to support WTW's Insurance Consulting and Technology Division. WTW's Insurance Consulting and Technology business is a global leader in P&C, Life and Health insurance software and advisory services, with over 1,700 colleagues...

Technology is our how. And people are our why. At Endava, we harness technology to drive meaningful change. By combining AI-native engineering, deep industry expertise and a people-centric mindset, we partner with leading organisations to solve complex business challenges and create digital products and platforms that make a lasting impact. From strategy and design to engineering and operations, we help our customers accelerate innovation and transform their businesses. Join us and be part of a global team delivering work that matters. Job Description As part of Endava's strategic partnership with WTW, who provide data-driven, insight-led solutions in the areas of people, risk and capital, we're building dedicated software engineering teams to support WTW's Insurance Consulting and Technology Division. WTW's Insurance Consulting and Technology business is a global leader in P&C, Life and Health insurance software and advisory services, with over 1,700 colleagues...

HYBRID MODE: 3 DAYS FROM THE OFFICE IN KRAKOW) (if you live outside of Krakow, relocation is also possible) Project Description: You will be working in the FX Linear Client and Trading Apps crew in Krakow, which is part of a global Investment Bank Technology organization. The team is working using agile principles and is responsible for building and maintaining applications that are essential for FX trading, including supervision and regulatory reporting systems, and possibly others. As a Senior Java Software Engineer, you will play an important role in delivering business value while shaping the future of our technology stack as well as assuring high quality and reducing technical risk for developed solutions. We're looking for a passionate Software Developer with strong Can-Do attitude who: • has strong sense of ownership and drives front-to-back assigned deliveries within a supportive team environment • cooperates with different stakeholders in introduction and...

Technology is our how. And people are our why. For over two decades, we have been harnessing technology to drive meaningful change. By combining world-class engineering, industry expertise and a people-centric mindset, we consult and partner with leading brands from various industries to create dynamic platforms and intelligent digital experiences that drive innovation and transform businesses. From prototype to real-world impact - be part of a global shift by doing work that matters. Job Description As part of Endava's strategic partnership with WTW, who provide data-driven, insight-led solutions in the areas of people, risk and capital, we're building dedicated software engineering teams to support WTW's Insurance Consulting and Technology Division. WTW's Insurance Consulting and Technology business is a global leader in P&C, Life and Health insurance software and advisory services, with over 1,700 colleagues across 35 markets. More than 1,000 insurers...

As a Senior Software Engineer reporting to Head of Engineering, you'll play a critical role in designing, building, and evolving software solutions that power Nasdaq's global technology platforms. Based in Poland, you'll work across architecture, development, and delivery to create scalable, high-quality systems that drive real business impact. You'll thrive in this position if you're a collaborative problem-solver with a strategic mindset, a passion for technology, and the ability to mentor others in a fast-paced, high-impact environment. Key Responsibilities Design, develop, and implement software solutions across new and existing applications, systems architecture, and infrastructure to meet complex business needs. Analyse and review system requirements and business processes, translating them into robust, well-tested, and maintainable code. Evaluate emerging technology and market trends to identify opportunities, inform technology decisions, and maintain competitive...

As a Software Engineer reporting to the VP, Product Management, you'll play a critical role in designing and delivering sophisticated software solutions that power Nasdaq's AxiomSL AI product. You'll work across the full development lifecycle, from architecture to implementation, bringing your expertise to a fast-growing, innovation-driven team. You'll thrive in this position if you're a problem-solver who enjoys tackling complex technical challenges, collaborating across functions, and helping those around you grow. Please note: This is an urgent hiring requirement, and we are seeking a candidate who can join the team no later than 1 October 2026. Candidates with immediate availability or short notice periods are strongly encouraged to apply. Key Responsibilities Design, develop, and implement scalable software solutions across new and existing applications and systems architecture. Lead technical analysis of complex assignments, including coding, testing, debugging, and...

We are seeking a skilled Junior .NET Engineer who’s ready to grow. If you thrive in a dynamic, open and team-oriented environment with a passion for solving problems, we want to hear from you! It is a hybrid position offering you the flexibility to work 3 days per week from one of our well-equipped offices in Krakow, Wroclaw or Gdansk. Responsibilities Develop, test, and maintain web-based applications, services, and APIs using .NET technologies (C#, ASP.NET Core, etc.) Collaborate with Product Managers, Designers, and other Engineers Deploy, integrate, and monitor software on cloud platforms such as Microsoft Azure, AWS, or Google Cloud Platform Troubleshoot and resolve technical issues across production and non-production environments Participate in code reviews to ensure code quality, reusability, and maintainability Stay updated on the latest trends in .NET frameworks, cloud technologies, and relevant development tools Requirements Bachelor's degree in...

Fancy helping to shape the future of FinTech? We’ve always been innovators. In 1996 we were the first company to share exchange rate information, free of charge on the internet. Today, we’re a world leading online trading group. Join us to: Help build the future of online trading. Be part of a culture driven by integrity, and global impact. Become part of an award-winning* company. We are only as good as our people. Luckily, our people are the best. Join us! *You can check out our full list of awards here . How do we work? This is a senior leadership role reporting to the CTO, working in close partnership with the heads of product, infrastructure, data, and security. You'll be responsible for the overall health, productivity, and direction of an ~80-person engineering department spanning multiple product areas. We work in a hybrid model from our offices in Krakow or Warsaw. Travel to build relationships with engineering teams and stakeholders in-person further...

We are building a groundbreaking, AI-native investment ecosystem designed to revolutionize how the world approaches investment decision-making. As we enter the greenfield elaboration phase, we are looking for a dynamic, hands-on Data Architect to join our core Program Team. You will be instrumental in designing the blueprints—from data models to AI infrastructure—that will power a platform serving everyone from massive wealth funds to private family offices. In this role, you will be the primary architect of a sophisticated Data Factory, ensuring that the data layer supports automated investment processes and advanced reasoning. Responsibilities Design and implement a Neo4j-powered Knowledge Graph as the central intelligence layer Incorporate GraphRAG to transform unstructured research into queryable entities with full source attribution Architect adaptive schema evolution with AI-driven feedback loops and genetic algorithm principles Develop a multi-dimensional asset...

paytech is a dynamic fintech company dedicated to pushing the boundaries of innovation in the industry. About the Role: We operate payment infrastructure across multiple isolated AWS accounts for several fintech products. The core stack is built on Oracle Database (AWS RDS SE2), APEX applications, and high-throughput transactional processing pipelines. We are looking for an experienced Database Administrator who can operate under strict PCI DSS requirements, understands the nuances of cloud-hosted Oracle, and is ready to own database stability in production environments. Key Responsibilities: Oracle SQL / PL/SQL Design and optimize complex SQL queries, stored procedures, functions, triggers, and PL/SQL packages; Analyze and tune query execution plans using EXPLAIN PLAN, AWR, ASH; resolve performance bottlenecks; Manage database schemas: DDL migrations, table partitioning, index lifecycle management; Develop and maintain ETL processes and batch...

We are looking for an experienced Senior Software Engineer - Python / AI Engineer to join the Internal Development Team. In this role, you will design, develop, and maintain internal tools, APIs, AI-driven automation workflows, and system integrations that improve operational efficiency across Capital.com. The role is strongly focused on building practical AI solutions, including AI agents, agent workflows, automated decision-support flows, and integrations with internal and external systems. You will collaborate closely with Engineering, Security, Operations, Compliance, Finance, and other business teams to deliver secure, reliable high-quality software that supports internal workflows, data integration, and emerging AI-driven initiatives. Key Responsibilities: Develop and maintain internal services, tools, APIs, automation scripts, and AI-enabled workflows Design and implement AI agents, multi-step agent flows, and automation pipelines to support internal business...

XTB is a global company from the financial industry, focusing on online trading of financial instruments. We are the largest FinTech in Poland and a leader in Central and Eastern Europe, and the range of our operations covers several countries, including Asia and South America. At XTB, we focus on the development of our employees, giving them opportunities to gain knowledge and skills in various fields, as well as offering a number of training and development programs. If you are looking for challenges and want to gain valuable experience in an international business environment, XTB is the right place for you. We are a certified Great Place to Work company. We are seeking a Senior Site Reliability Engineer to define and drive the reliability of XTB systems at the scale of millions of clients. In this role, you will strengthen SRE practices and shape the resilience of our entire technology stack through high-impact observability, ensuring our systems remain robust and scalable....