Senior Full-Stack AI Developer - Integration and AI Engineering

Job ID: 5936 Welcome to Group Technology, where we pride ourselves on engineering solutions and driving Nordea's transformation by providing a holistic technological view and structured understanding of the bank and its surrounding environment to enable the Customer Vision and Business Strategy. As part of Nordea's 2030 strategic direction, we are modernizing our technology and data estate while accelerating the adoption of AI-enabled capabilities across the bank. We are looking for a Fullstack Developer to join our team and help develop the self-service portal that supports onboarding and management of services across our Kong AI and API platform capabilities. The role includes building backend and frontend services, developing custom integrations, and improving the developer experience for teams using the platform. About Our Team In the Integration and AI Engineering team, we build self-service capabilities that help teams across Nordea integrate with core platforms such as Kafka and Kong, making it easier to onboard, manage, and operate services securely and efficiently. These capabilities are key enablers for the bank, supporting scalable API and event-driven integration while improving developer experience. We are now extending the same self-service approach to AI-related integration patterns, including LLMs, MCP, and A2A. The team works closely with DevOps engineers, developers, UI/UX designers, product owners, architects, and platform stakeholders to deliver production-ready capabilities. You will join a collaborative engineering environment where quality, automation, security, and developer experience are central to how we work. This is a full-time permanent position with a hybrid working location in either Helsinki, Finland, or Gdansk / Gdynia, Poland. What You'll Be Doing Main responsibilities in this role include, but are not limited to: Develop and maintain backend and frontend components of the self-service portal and implement new capabilities.Build backend services using Spring Boot and develop frontend features using React, TypeScript, and Material UI.Develop and troubleshoot integrations between the gateway and internal applications or external vendors.Build and consume REST APIs, contributing to reliable, maintainable, and well-structured service interfaces.Collaborate with DevOps engineers, developers, along with a UI/UX Designer and the Product Owner to deliver high-quality platform capabilities.Contribute to future AI-driven features and integrations within the platform to cater for LLMs, MCP, and A2A. Who You Are This is the right role for you if: You are a hands-on fullstack developer: You enjoy working across backend and frontend development and care about building useful, reliable, and maintainable software.You understand integration patterns: You have experience building and consuming REST APIs and working with integrations between applications, platforms, and vendors.You are curious about AI: You have experience or interest in AI technologies and integration with LLMs, MCPs, and A2A. Your background and skills include: A degree in Computer Science, Engineering, Software Development, or a related discipline, or equivalent practical experience.Professional experience as a fullstack, backend, or frontend developer Must Have Spring Boot TypeScript React Material UI (MUI) Experience building and consuming REST APIs Experience developing modern web applications Nice to Have PostgreSQL Kubernetes Experience with AWS, GCP, or Azure infrastructure Kong API Management Experience or interest in AI-related technologies and integrations, such as: Large Language Models (LLMs) AI-powered user experiences and automation Model Context Protocol (MCP) or similar AI integration patterns If this sounds like you, get in touch! Next steps Submit your application no later than 30/09/2026. Please include permit for processing personal data in CV as following: In accordance with art. 6 (1) a and b. Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation) hereinafter ‘GDPR’. I agree to have: my personal data, education and employment history proceeded for the purposes of current and future recruitment processes in Nordea Bank Abp. The administrator of your personal data is: Nordea Bank Abp operating in Poland through its Branch, address: Aleja Edwarda Rydza Śmiglego 20, 93-281 Łodź. Your personal data will be processed for the recruitment processes in Nordea Bank Abp. You have a right to access your personal data, right to rectify and right to delete. Disclosing the personal data in the scope specified by the provisions of Polish Labour Code from 26 June 1974 and executive acts are mandatory. Providing personal data is necessary to conduct the recruitment processes. The request for the deletion of your personal data means resignation from further participation in recruitment processes and causes the immediate removal of your application. Detailed information concerning processing of your personal data can be found at: https://www.nordea.com/en/doc/nordea-privacy-policy-for-applicants.pdf We reserve the right to reply only to selected applications.