Fullstack Developer (Java focused)

🏢 Summary: Mid-level Fullstack Engineer role focused on building and enhancing customer-facing mobile and web applications within a cloud-native, data-intensive environment. The assignment involves developing backend services and event-driven microservices, integrating with AWS and messaging systems, and ensuring system reliability and observability. The position supports high-transaction, business-critical workflows in a cross-functional product team. 🗂️ Requirements: 4–6 years of software development experience, Strong experience with TypeScript, Strong experience with Node.js, Strong experience with React Native, Experience with event-driven architectures, Experience with distributed systems, Experience with PostgreSQL and/or DynamoDB, Experience with Kafka and SQS, Experience with AWS including S3, Experience with monitoring and observability tools, Experience developing mobile and web applications, Experience with data-intensive applications and complex workflows 📃 Skills: TypeScript, Node.js, React, ReactNative, Kafka, SQS, AWS, S3, PostgreSQL, DynamoDB, Datadog, Microservices 🏢 Description: emagine is looking for a Mid level Fullstack Engineer to join a product development team building and enhancing customer-facing digital services. The assignment involves developing mobile and web applications, contributing to backend services, and working with modern cloud-native technologies in a scalable and data-intensive environment. You will collaborate closely with Product Managers, Designers, and Engineers to deliver high-quality solutions that support business-critical workflows and customer experiences. Start: ASAP (within a few week) Duration: 1 year to start with Location: Stockholm, min 2-3 days/week at the office Wha you will do Develop and maintain applications using React Native, TypeScript, and Node.js. Contribute to the development of event-driven micro services and backend services. Build and maintain integrations using Kafka, SQS, and AWS services. Develop solutions that handle high transaction volumes and complex data flows. Support system reliability, monitoring, and observability initiatives. Work closely with cross-functional teams throughout the product development lifecycle. Participate in experimentation, feature flagging, and A/B testing activities. Profile: 4–6 years of experience in software development. Strong experience with TypeScript, Node.js, and React Native. Experience working with event-driven architectures and distributed systems. Experience with PostgreSQL and/or DynamoDB. Familiarity with Kafka and SQS. Experience with AWS, including S3. Experience using Datadog or similar monitoring and observability tools. Experience developing mobile and web applications. Experience working with data-intensive applications and complex workflows. Experience from fintech or another regulated industry is highly desirable. Familiarity with modern software delivery practices, including feature flags and A/B testing.

🏢 Summary: Fullstack Developer role focused on designing, developing, and operating scalable backend and frontend solutions using Java/Kotlin and React within a modern, domain-driven environment. The position involves building and maintaining microservices, translating business needs into reliable digital solutions, and ensuring high standards in code quality, testing, and DevSecOps practices. 🗂️ Requirements: Experience in full-stack development, Proficiency in Java or Kotlin, Experience with Spring Boot, Experience with React, Experience building and maintaining microservices, Knowledge of automated testing practices, Understanding of continuous delivery, Ability to design scalable and secure systems 📃 Skills: Java, Kotlin, Spring, SpringBoot, React, Microservices, DevSecOps, Testing, CI/CD 🏢 Description: emagine is seeking a Fullstack Developer Java/Kotlin/React to support our client in Stockholm. Start: ASAP Slut: 2027-02-03 Location: Stockholm We are looking for a full-stack developer who believes deeply in modern engineering principles and wants to help build a truly digital, domain-driven organization. You will design, develop, and maintain software products and microservices that enable our business domains to operate efficiently and innovate quickly. You will work closely with domain experts and other developers to understand real business workflows and translate them into scalable, reliable digital solutions. You will also ensure healthy engineering practices across your team, such as code quality, testing, and DevSecOps-minded ways of working. •    Techstack: Java/Kotlin/Spring boot/React •    Design, develop, and operate backend and frontend solutions central to client’s digital ecosystem. •    Build user-facing features and applications using modern full-stack approaches. •    Ensure the services your team owns are fast, scalable, secure, and observable. •    Collaborate with domain experts to understand business needs and translate them into technical solutions. •    Contribute to healthy engineering culture, including automated testing, continuous delivery, and documentation. •    Work closely with other development teams, product teams, and domain stakeholders to deliver valuable and maintainable solutions

🏢 Summary: Fullstack Developer role focused on building web solutions and backend components using .NET and modern web technologies in an on-prem and Azure-connected environment. The position involves close collaboration within a WebDev team and delivery of solutions for a Copenhagen-based client. This is a full-time, onsite assignment starting ASAP for 3 months. 🗂️ Requirements: Expertise in .NET and .NET Core, Very strong experience with Microsoft SQL (Azure), Very strong experience with React and Node.js, Experience with Azure DevOps, Experience with Microsoft Azure development, Knowledge of Terraform 📃 Skills: .NET, .NETCore, MSSQL, Azure, React, Node.js, AzureDevOps, Terraform 🏢 Description: emagine is looking for a fullstack developer for one of our clients. As the Fullstack Developer you need to be proficient in .NET and modern web technologies to join our team based in Copenhagen. Main Task: Collaborating with team members in the WebDev group Doing web solutions and some backend On-prem work and Azure connected tasks Key Requirements Expertise in .NET / .NET Core Very experienced in Microsoft SQL (Azure) Very experienced with React / Node.js Experience with Microsoft Azure DevOps Experience in Microsoft Azure (Development areas) Knowledge in Terraform Strong personal attributes: approachable, flexible, accountable, and stable Fluent in danish Start: ASAP Duration: 3 months Workload: Fulltime + onsite Location: Copenhagen

🏢 Summary: Fullstack .NET Developer role for a Nordic banking client, focused on developing and maintaining C#/.NET APIs and modern Angular-based SPAs in a cloud-native environment. The position involves working with OpenShift, containers, and CI/CD pipelines in an agile setup, with a hybrid work model in Stockholm. The assignment runs from June 2026 to June 2027. 🗂️ Requirements: Extensive experience with C# and .NET / .NET Framework (8–10), Experience developing C# .NET SPAs running on OpenShift, Experience building C# .NET APIs, including composite APIs, Strong experience with modern Angular (not AngularJS), Solid knowledge of JavaScript and TypeScript, Experience in both backend and frontend development, Hands-on experience with Docker, Kubernetes, OpenShift, Experience with GitHub and GitHub Actions, Experience with CI/CD pipelines, Experience working in agile development environments, Understanding of modern software engineering principles 📃 Skills: C#, .NET, Angular, JavaScript, TypeScript, Docker, Kubernetes, OpenShift, GitHub, GitHubActions, CI/CD, SPA, API 🏢 Description: emagine is looking for a Fullstack .NET Developer to one of our nordic banking clients. Start: 2026-06-17 End: 2027-06-30 Location: Stockholm (3 days onsite, 2 days remote) Required Skills & Experience Extensive experience in C# and .NET / .NET Framework (versions 8–10)Developer experience in C# .NET Frontend Single-Page Applications (SPA) running on OpenShift Developer experience in C# .NET APIs, preferably within composite APIs consuming other APIs Strong experience from projects involving changes in both Frontend SPAs and APIs Strong experience with Angular (preferably modern Angular frameworks, not legacy AngularJS) Solid knowledge of JavaScript and TypeScript Experience in both back-end and front-end development Hands-on experience with: Docker Kubernetes OpenShift Experience using: GitHub GitHub Actions CI/CD pipelines Experience working in agile development environment. Strong understanding of modern software engineering principles and best practices Meritorious Experience from development projects within banking or financial services Experience working in regulated or large enterprise environments Experience with scalable API architectures and integrations

🏢 Summary: Frontend/Fullstack Engineer role within a growth and activation team focused on improving user onboarding through personalized, data-driven experiences. The position involves hands-on development across frontend and backend, building interactive UI components and experimentation frameworks to drive user impact. On-site work in Stockholm with a project duration from mid-August to December 31, 2026. 🗂️ Requirements: 4+ years experience with React, 4+ years experience with TypeScript, 4+ years experience with HTML, 4+ years experience with CSS, Backend development experience with Python, Go, or Kotlin, Proven fullstack product development experience, Experience with experimentation and A/B testing, Experience with tracking and data-driven development, Ability to work on-site 4 days per week in Stockholm 📃 Skills: React, TypeScript, HTML, CSS, Python, Go, Kotlin, A/B, Experimentation, Tracking, GCP, Contentful, Optimizely, Mixpanel, Looker 🏢 Description: emagine is looking for a Frontend/Fullstack Engineer to join a growth/activation team. Start: mid-August 2026 End: December 31, 2026 Location: Required to be on-site 4 days per week in Stockholm About the role You will join a team focused on a critical stage of the user journey – onboarding and activation. The goal is to improve how new users discover value through personalized, data-driven experiences and fast iteration cycles. This is a hands-on role with both frontend and backend responsibilities, with a strong focus on delivering user impact. Key responsibilities Build onboarding flows, nudges, and interactive UI components Work fullstack with React/TypeScript and backend in Python, Go, or Kotlin Drive A/B testing and experimentation within a growth context Develop solutions based on user signals and behavior Ensure system reliability and observability Leverage AI-assisted development workflows Requirements 4+ years of experience with React, TypeScript, HTML, and CSS Experience with backend development (Python, Go, or Kotlin) Proven experience in fullstack product development Experience working with experimentation, tracking, and data-driven development Strong ownership mindset and ability to drive work forward Nice to have Strong frontend architecture and performance optimization experience Experience with server-side rendering Experience with GCP and Contentful Familiarity with tools like Optimizely, Mixpanel, Looker

🏢 Summary: Fullstack Developer role focused on building and maintaining web and backend solutions using .NET and modern web technologies in an on-prem and Azure-connected environment. The position involves collaboration within a WebDev team and delivery of full-time onsite work in Copenhagen for a 3-month engagement. The role requires strong expertise in Microsoft-based technologies and cloud development. 🗂️ Requirements: Expertise in .NET / .NET Core, Strong experience with Microsoft SQL (Azure), Strong experience with React, Strong experience with Node.js, Experience with Microsoft Azure DevOps, Experience with Microsoft Azure (development), Knowledge of Terraform, Valid MSDN subscription 📃 Skills: .NET, .NET Core, SQL, Azure, React, Node.js, Azure DevOps, Terraform, MSDN 🏢 Description: emagine is looking for a fullstack developer for one of our clients. As the Fullstack Developer you need to be proficient in .NET and modern web technologies to join our team based in Copenhagen. Main Task: Collaborating with team members in the WebDev group Doing web solutions and some backend On-prem work and Azure connected tasks Key Requirements Expertise in .NET / .NET Core Very experienced in Microsoft SQL (Azure) Very experienced with React / Node.js Experience with Microsoft Azure DevOps Experience in Microsoft Azure (Development areas) Knowledge in Terraform Strong personal attributes: approachable, flexible, accountable, and stable Fluent in danish Start: ASAP Duration: 3 months Workload: Fulltime + onsite Location: Copenhagen

🏢 Summary: Senior Backend Developer role within a business-critical banking initiative, focused on building and modernizing backend services and batch/ETL solutions in a highly regulated environment. The position involves developing scalable Java/Spring-based applications, integrations, and data processing flows in a SAFe agile setup. It requires on-site work in Stockholm with potential extension beyond the initial contract period. 🗂️ Requirements: 8–10+ years of professional backend development experience, Strong hands-on experience with Java and Spring Boot, Experience with JPA and service-oriented architecture, Strong experience with Kafka and REST APIs, Experience with Microsoft SQL Server (MSSQL), Experience working in Linux environments, Experience with CI/CD tools (Bitbucket, Jenkins, Artifactory), Knowledge of Kubernetes, Experience with authentication/security frameworks (JWT), Strong experience with Spring Batch (mandatory for batch-focused role), Experience with Apache Camel and stored procedures, Experience with integrations across APIs, messaging platforms, and legacy systems 📃 Skills: Java, Spring, SpringBoot, SpringBatch, JPA, Kafka, REST, MSSQL, SQL, Linux, Kubernetes, Bitbucket, Jenkins, Artifactory, JWT, ApacheCamel, Vert.x, Lucene, Memcache, Caffeine, .NET, Splunk, AppDynamics, Sysdig, Grafana 🏢 Description: emagine are looking for three Senior Backend Developers to join a business-critical development initiative in a complex and highly regulated environment for our client within the banking industry. Start: 2026-06-08 End: 2026-11-30 (extension could be possible) Location: Stockholm, min 3 days/week at the office We are seeking experienced and proactive developers with 8–10+ years of professional experience , who can quickly become productive after onboarding and work both independently and collaboratively within a SAFe-based agile setup . Two of the consultant roles will have a strong focus on backend development with Java, Spring Boot, and databases , while the third role will focus more heavily on batch processing and ETL flows , where Spring Batch is a key requirement. Key Responsibilities Design, develop, and maintain backend applications and integrations Build and optimize scalable services using Java and Spring Boot Develop and maintain batch and ETL processes Work with integrations across APIs, messaging platforms, and legacy systems Support modernization initiatives and migration towards new technical platforms Collaborate with cross-functional teams in a SAFe environment Ensure high standards within security, performance, and maintainability Required Competence Backend Development Strong hands-on experience in Java and Spring Boot Experience with JPA and service-oriented architecture Experience with Kafka and REST APIs Knowledge of Vert.x, Lucene, Memcache, Caffeine , or .NET is considered an advantage ETL / Batch Processing Strong experience with Spring Batch (mandatory for one of the roles) Experience with Apache Camel and stored procedures Databases Solid experience with Microsoft SQL Server (MSSQL) Platform & Runtime Experience working in Linux environments Knowledge of Kubernetes and platform modernization initiatives CI/CD & DevOps Experience with Bitbucket, Jenkins, and Artifactory Security & Monitoring Experience with authentication/security frameworks such as JWT Familiarity with audit logging and monitoring tools such as Splunk, AppDynamics, Sysdig, and Grafana Integrations Strong experience with Kafka and REST-based integrations Experience working with mainframe integrations , file-based integrations, and legacy adapters is highly valued Consultant Profile We are looking for outgoing, senior consultants who are comfortable taking ownership and working with minimal supervision after the initial introduction period. The ideal candidate is technically strong, communicative, and thrives in both independent work and collaborative agile team environments.

🏢 Summary: Contract opportunity for a Frontend / Fullstack Engineer to build and optimize public-facing web experiences with a strong focus on performance, SEO, and conversion. You will develop new pages and features using modern frontend technologies while collaborating across product, marketing, and SEO. The role also involves experimentation, CMS development, and platform improvements. 🗂️ Requirements: 4+ years of experience in modern frontend development, Strong skills in React, Strong skills in TypeScript, Strong skills in HTML, Strong skills in CSS, Experience with Next.js or similar frameworks, Solid understanding of SEO, Solid understanding of web performance, Experience with headless CMS platforms, Experience with experimentation and data-driven product development, Ability to collaborate with multiple stakeholders 📃 Skills: React, TypeScript, HTML, CSS, Next.js, SEO, CoreWebVitals, Contentful, Tailwind, GCP, Optimizely, Hotjar, Mixpanel, Smartling, Lokalise 🏢 Description: emagine is looking for a Frontend / Fullstack Engineer to join a web performance and acquisition team. Start: mid-August 2026 End: December 31, 2026 Location: Required 4 days on-site presence in Stockholm About the role You will work on public-facing web surfaces where first impressions are created. The focus is on performance, SEO, and conversion, as well as building new pages and features that drive growth. The team operates at the intersection of product, marketing, and SEO. Key responsibilities Build and improve public web pages and landing pages Work primarily with React, TypeScript, and Next.js Support and develop CMS solutions (Contentful) Ensure strong SEO, Core Web Vitals, and overall performance Drive A/B testing and CRO initiatives Support localization workflows and tooling Contribute to platform ownership and improvements Requirements 4+ years of experience in modern frontend development Strong skills in React, TypeScript, HTML, and CSS Experience with Next.js or similar frameworks Solid understanding of SEO and web performance Experience working with CMS platforms (preferably headless) Experience with experimentation and data-driven product development Strong collaboration skills across multiple stakeholders Nice to have Deep experience with Contentful Familiarity with Tailwind CSS Experience with GCP Experience with tools like Optimizely, Hotjar, Mixpanel Experience with localization tools such as Smartling or Lokalise

🏢 Summary: Frontend Developer role for a banking sector client in Helsinki focused on building and optimizing Angular-based web applications following internal design guidelines. The assignment covers full client-side development, responsive design, performance optimization, and collaboration with cross-functional teams. Onsite presence in Helsinki is required at least three days per week for a one-year contract. 🗂️ Requirements: 5+ years of experience as a Frontend Developer, Strong competence in Angular, Proficiency in HTML, Proficiency in CSS, Proficiency in JavaScript, Proficiency in TypeScript, Experience with responsive and adaptive design, Availability to work onsite in Helsinki minimum 3 days per week 📃 Skills: Angular, HTML, CSS, JavaScript, TypeScript, ResponsiveDesign 🏢 Description: emagine is looking for a Frontend developer for one of our clients within the banking sector for their office in Helsinki. Start: 2026-05-18 End: 2027-05-14 Location: Finland/Helsinki, min 3 days/week onsite About the assignment Build the front-end of applications through appealing visual design (Angular) according to internal Design guidelines Work with development teams and product managers to ideate software solutions Design client-side and server-side applications Detailed description of work task to be carried out ·       Working with business users to develop the overall look and design of our websites ·        Ensuring that user experience determines design choices. ·        Developing features to enhance the user experience. ·        Ensuring web design is optimized for multiple platforms - laptops and smartphones ·        Striking a balance between functional and aesthetic design. ·        Building reusable code for future use. ·        Optimizing web pages for maximum speed and scalability ·        Utilizing a variety of markup languages to write web pages. ·        Maintaining the Finance brand consistency throughout design Must-have knowledge and experience • 5+ years of hands-on experience as a Front-End Developer • Must have high competence with Angular framework • Proficiency with HTML, CSS, JavaScript, TypeScript • Experience with responsive and adaptive design. • Good problem-solving skills. • Excellent verbal communication skills and ability to explain complex concepts in a clear and understandable way • Good interpersonal skills. • Goal-oriented with a proven track record of delivering results Nice-to-have knowledge and experience Cypress + Playwright Backend knowledge (Java, Spring Boot) Knowledge on Accessibility Developing HTML that follows Accessibility Guidelines (WCAG 2 AA) Develop modular code, using components and design system / ui library Relevant degree

🏢 Summary: Senior Lead Backend Developer role in the banking sector focused on Financial Crime Prevention, responsible for leading backend development, driving architectural decisions, and delivering scalable, high-availability distributed systems. The position combines hands-on Java development with technical leadership and close collaboration with cross-functional stakeholders. On-site presence in Helsinki is required three days per week. 🗂️ Requirements: Minimum 7 years professional experience in Java development, Expert experience with Spring Boot, Kafka and SQL, Experience building scalable, high-concurrency distributed systems, Practical expertise in Domain-Driven Design and Event Sourcing, Experience with Microservices architecture, Hands-on experience with AWS cloud platform, Experience with CI/CD pipelines and containerization, Ability to translate solution architecture into technical designs, Fluency in English and Finnish 📃 Skills: Java, Spring, SpringBoot, Kafka, SQL, DDD, EventSourcing, Microservices, AWS, Jenkins, Docker, Kubernetes, REST, Maven, CI/CD, Hadoop, HBase, Angular, JavaScript, JUnit, TDD, AI, LLM 🏢 Description: emagine is looking for a Senior Lead Backend Developer for one of our clients within the banking industry. This roles is based in Finland. Start: 2026-04-17 End: 2026-06-30 (extension possible) Location: Helsinki, 3 days/week at the office is required What you’ll be doing: - Acting as a Lead/Expert Developer within the Financial Crime Prevention domain, driving technical excellence and innovation. - Leading technical teams by setting high development standards, implementing industry best practices, and mentoring other developers. - Collaborating closely with Product Owners, Solution Architects, and Analysts - Refining epics and user stories, ensuring clear alignment between business goals and technical execution. - Translating solution architecture into robust technical designs and high-quality, working software. - Advising on the selection of tools, technologies, and processes to optimize development within the Fraud area. Your profile and experience: - Strong leadership & communication: Proven ability to facilitate technical meetings, lead and coach developers, and communicate effectively across diverse stakeholder groups. - An Senior/Expert mindset: Expert-level experience in building scalable, high-concurrency, and distributed systems with a focus on high availability and throughput. - Core Tech Stack: At least 7 years of professional Java development, including deep hands-on experience with Spring Boot, Kafka, and SQL. - Architecture & Patterns: Practical expertise in Domain-Driven Design (DDD), Event Sourcing, Microservices architecture, and Clean Code principles. - Cloud & Modern Tooling: Hands-on experience with Cloud platforms (especially AWS) and a solid understanding of CI/CD (Jenkins, Docker, Kubernetes), REST, and Maven. Practical knowledge of using AI tools and LLMs to enhance development workflows or integrate intelligent features into products. Fluent in English and Finnish (both written and spoken) Nice to have: Knowledge of Software Security, TDD, and JUnit. Experience with HBase on Hadoop, Angular, or JavaScript.