UI Developer UI Developer

📍 Job Overview

Job Title: UI Developer Company: GFT Technologies SE Location: Kraków, Poland Job Type: Full-Time Category: Software Development / Front-End Engineering Date Posted: October 15, 2025 Experience Level: Mid-Level (2-5 years) Remote Status: Hybrid

🚀 Role Summary

• Develop and maintain user interfaces for an in-house system focused on FX Options risk and life cycle management, utilizing modern front-end frameworks.
• Contribute to a DevSecOps model, taking ownership of all aspects of software delivery, from development and testing automation to production availability.
• Collaborate closely with product owners, business stakeholders, and a wider delivery team to translate business requirements into elegant, efficient, and usable code.
• Build and evolve a micro-service based architecture, ensuring robust performance and stability in production environments.
• Uphold high standards of code quality, testing, and deployment through continuous integration and continuous delivery (CI/CD) practices.

📝 Enhancement Note: This role is positioned within a specialized financial technology domain (FX Options risk management), requiring a blend of strong UI development skills and an understanding of financial business logic. The emphasis on DevSecOps and end-to-end service ownership indicates a highly collaborative and responsible team environment.

📈 Primary Responsibilities

• Design, develop, and implement user-centric interfaces using Vue or React frameworks, ensuring a seamless and intuitive user experience for traders, quants, and operations teams.
• Build and maintain a micro-service based architecture, focusing on code reusability, scalability, and maintainability.
• Actively participate in the entire software development lifecycle, including requirements gathering, design, coding, testing, deployment, and ongoing production support.
• Implement automated testing strategies (unit, integration, end-to-end) to ensure code quality and facilitate rapid, frequent releases.
• Monitor production systems, troubleshoot issues, and implement solutions to maintain service availability and stability, embodying the "you build it, you own it" philosophy.
• Collaborate with business stakeholders to understand Foreign Exchange (FX) business requirements and translate them into technical specifications and functional features.
• Contribute to DevOps practices, including CI/CD pipeline management, infrastructure as code, and security integration throughout the development process.
• Participate in code reviews, providing constructive feedback to peers and incorporating feedback into your own work to enhance code quality and team knowledge.
• Engage in regular communication with the product owner and business representatives to align on feature development and prioritize backlog items.

📝 Enhancement Note: The responsibility for production availability and monitoring is a key differentiator for this role, common in modern DevOps environments. Candidates should be prepared to demonstrate ownership and problem-solving skills beyond typical front-end development.

🎓 Skills & Qualifications

Education:

• While specific degree requirements are not listed, a Bachelor's degree in Computer Science, Software Engineering, or a related technical field is typically preferred for roles of this nature. Equivalent practical experience will also be considered.

Experience:

• 2-5 years of professional experience in UI development, with a strong focus on front-end technologies and frameworks.
• Proven experience in designing and implementing user interfaces for complex applications.
• Experience working within Agile/Scrum methodologies and understanding of the full software development lifecycle.
• Familiarity with DevSecOps principles and practices, including CI/CD, automated testing, and production monitoring.

Required Skills:

• Strong technical knowledge in Vue.js or React.js framework: Demonstrated ability to build complex, dynamic user interfaces.
• Familiarity with design patterns: Understanding of common software design patterns (e.g., MVC, MVVM, Singleton, Factory) and their application in front-end development.
• Experience in DevOps/Agile ways of working: Practical experience with Agile methodologies and DevOps principles.
• Proficiency in Continuous Integration and Continuous Delivery (CI/CD): Understanding and experience with CI/CD pipelines and tools.
• Good communication and interpersonal skills: Ability to articulate technical concepts clearly and collaborate effectively with diverse teams.
• Proficiency in verbal and written English at least B2 level: Essential for effective communication in a global team.
• Strong problem-solving skills: Ability to analyze issues, identify root causes, and implement effective solutions.
• Teamwork approach and self-sufficiency: Ability to work effectively both independently and as part of a collaborative team.
• Ability to work independently and effectively under pressure against multiple requests: Capacity to manage workload and deliver under demanding conditions.

Preferred Skills:

• Strong Java knowledge: Beneficial for understanding the back-end services and micro-services architecture.
• Strong SQL knowledge: Useful for data interaction and debugging, especially in financial applications.
• Experience with front-end testing frameworks (e.g., Jest, Cypress, Selenium).
• Knowledge of micro-service architecture principles.
• Experience in the financial services industry, particularly with FX or trading systems.
• Familiarity with cloud platforms (e.g., AWS, Azure, GCP).

📝 Enhancement Note: The explicit mention of Vue/React and the "plus" for Java and SQL suggests a preference for full-stack capabilities or at least a strong understanding of how front-end interacts with back-end services. Applicants should highlight experience with both framework types if applicable.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Showcase a minimum of 2-3 complex UI projects that demonstrate proficiency in Vue.js or React.js, highlighting problem-solving and efficient coding practices.
• For each project, provide a clear overview of the architecture, the technologies used, and the specific challenges overcome during development.
• Include examples of responsive design implementation and cross-browser compatibility.
• Demonstrate experience with interactive elements, data visualization, and API integrations.

Process Documentation:

• Be prepared to discuss your personal development workflow, including how you approach requirements analysis, design, coding, and testing.
• Provide examples of how you've contributed to or utilized CI/CD pipelines for automated builds, tests, and deployments.
• Explain your approach to debugging and monitoring production issues, with specific examples of how you've ensured service stability.
• Be ready to articulate your understanding of Agile ceremonies and how you contribute to sprint planning, daily stand-ups, and retrospectives.

📝 Enhancement Note: For a UI Developer role with DevSecOps responsibilities, the portfolio should emphasize not just aesthetic design but also the technical robustness, testability, and deployability of the user interfaces created. Demonstrating an understanding of the full lifecycle, from code to production, is crucial.

💵 Compensation & Benefits

Salary Range:

• Based on industry benchmarks for Mid-Level UI Developers in Kraków, Poland, with 2-5 years of experience, the estimated annual gross salary range is PLN 100,000 - 160,000. This can vary based on the specific depth of experience with Java, SQL, and financial systems, as well as the candidate's negotiation skills.
  • Methodology: This estimate is derived from analyzing salary data from reputable Polish job boards and international tech salary aggregators, considering the specific requirements (Vue/React, Java, SQL, DevOps, Finance) and the location (Kraków). The provided range accounts for the typical progression within a mid-level bracket.

Benefits:

• Hybrid Work Model: Offering flexibility with 2 days per week in the office/client's office.
• Competitive Salary: A compensation package designed to attract and retain talent.
• Tailored Benefit Package:
  • Private Medical Coverage: Comprehensive healthcare services.
  • Sport & Recreation Package: Support for physical well-being.
  • Lunch Subsidy: Assistance with daily meal expenses.
  • Life Insurance: Financial protection for dependents.
• On-line Training and Certifications: Opportunities for continuous learning and career-path aligned development.
• Regular Social Events: Fostering team cohesion and a positive work environment.
• Access to E-learning Platform: Resources for self-paced professional development.

Working Hours:

• Standard full-time hours, likely around 40 hours per week, with flexibility offered within the hybrid work model. The emphasis on DevSecOps and production availability may require occasional on-call or out-of-hours work, which is standard for roles with service ownership.

📝 Enhancement Note: The benefits package is quite comprehensive, with a strong emphasis on well-being and professional development, which are attractive perks for tech professionals. The hybrid model is a significant draw for work-life balance.

🎯 Team & Company Context

🏢 Company Culture

Industry: Financial Services Technology (FinTech), Consulting. GFT Technologies SE specializes in digital transformation for the financial sector, providing IT solutions and services. Company Size: GFT Technologies SE is a global company with a significant employee base, likely in the thousands, indicating a large, established organization with diverse opportunities. The specific team for this role is described as a "wider delivery team" and "FXO PTS team," suggesting a dedicated, specialized unit within the larger corporation. Founded: GFT Technologies SE was founded in 1987, signifying a long history and deep expertise in the technology and financial services sectors.

Team Structure:

• The role is part of the FXO PTS (FX Options Product and Technology Services) team, working within pods that adopt a DevSecOps model.
• Collaboration is expected with product owners, business stakeholders (trading, quants, operations), and the broader delivery team.
• Pods are designed for efficient cross-functional work, covering development, security, and operations.

Methodology:

• DevSecOps Model: Integrated development, security, and operations practices for efficient software delivery.
• Agile Development: Working in iterative cycles, with a focus on small, frequent releases.
• Micro-service Architecture: Building modular, scalable services.
• Automated Testing and Deployment: Emphasis on CI/CD for reliability and speed.
• Service Ownership: Teams are responsible for the full lifecycle of the services they build.

Company Website: https://www.gft.com/

📝 Enhancement Note: GFT's long history suggests stability and deep industry knowledge. The DevSecOps model within specialized teams indicates a modern, efficient way of working that values collaboration and end-to-end responsibility.

📈 Career & Growth Analysis

Operations Career Level: Mid-Level UI Developer. This role sits between a junior and senior position, expected to contribute independently on defined tasks while being open to guidance and learning. The scope includes full-cycle development and production ownership. Reporting Structure: Typically, a UI Developer in a pod structure would report to a Team Lead or Engineering Manager within the FXO PTS team. Collaboration is horizontal with peers and cross-functional teams, and vertical with product owners and business stakeholders. Operations Impact: As a UI Developer on a trading system, your work directly impacts the efficiency and effectiveness of front-office users (traders, quants, operations). Delivering a stable, usable, and feature-rich interface contributes to better decision-making, faster trade execution, and improved risk management in the highly competitive FX Options market.

Growth Opportunities:

• Technical Specialization: Deepen expertise in Vue.js or React.js, or expand into other front-end technologies and frameworks.
• Full-Stack Development: Leverage the "plus" for Java and SQL to move towards full-stack capabilities, potentially building back-end services or contributing to micro-service development.
• DevOps & Cloud Expertise: Grow skills in CI/CD, automation, and cloud infrastructure management.
• Financial Domain Knowledge: Develop a deeper understanding of FX Options trading, risk management, and regulatory landscapes.
• Leadership Potential: Progress to a Senior UI Developer role, technical lead, or potentially a management position within a pod or team as experience grows.
• Certifications: Utilize provided on-line training and certifications to formalize skills in specific technologies or methodologies.

📝 Enhancement Note: The combination of UI development, financial domain, and DevSecOps offers a unique growth path. Candidates looking to transition from pure front-end to more integrated development and operational responsibility will find significant opportunities here.

🌐 Work Environment

Office Type: Hybrid work model, requiring 2 days per week in the office or client's office. This suggests a structured yet flexible approach, balancing in-person collaboration with remote work benefits. Office Location(s): Kraków, Poland (specifically, the office address is 30-302). The exact location of the office will be provided by the company. Workspace Context:

• Collaborative Environment: The pod structure and DevSecOps model foster close collaboration among developers, testers, operations, and business analysts.
• Technology Stack: Access to modern development tools, CI/CD infrastructure, and potentially cloud-based development environments.
• Team Interaction: Opportunities for daily interaction with team members during stand-ups, planning sessions, and ad-hoc problem-solving. The global nature of the team also offers exposure to diverse working styles and cultures.

Work Schedule: The standard working hours are likely 40 hours per week, typical for full-time roles. The hybrid model allows for flexibility in managing work location, while the nature of production support may occasionally necessitate adjustments to the schedule.

📝 Enhancement Note: The hybrid model is a key aspect, offering a balance. Candidates should be comfortable with structured office attendance while also being productive remotely. The emphasis on a global team suggests a need for strong asynchronous communication skills.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your CV and potentially a brief call with HR or a recruiter to assess basic qualifications and cultural fit.
• Technical Interview(s): Likely one or more interviews focusing on:
  • Front-end Fundamentals: Deep dives into JavaScript, Vue.js/React.js concepts, state management, performance optimization, and responsive design.
  • Problem-Solving & Coding Challenges: Live coding exercises or take-home assignments to evaluate your ability to write clean, efficient code and solve technical problems. These may involve UI implementation or algorithmic tasks.
  • System Design/Architecture: Discussions about building micro-services, API integration, and understanding of architectural patterns.
  • DevOps & CI/CD: Questions about your experience with CI/CD tools, automated testing, and production monitoring.
• Team/Hiring Manager Interview: A discussion about your experience, how you work in a team, your approach to problem-solving, and your understanding of the financial domain. This is also an opportunity to ask detailed questions about the role and team.
• Final Interview: Potentially with a senior leader to discuss overall fit, career aspirations, and finalize the offer.

Portfolio Review Tips:

• Curate Selectively: Choose 2-3 of your strongest, most relevant projects. Prioritize those that showcase Vue.js/React.js, complex UI, and ideally, some aspect of a larger system or challenging problem.
• Focus on Impact: For each project, clearly articulate the problem you solved, your specific contribution, the technologies used, and the positive outcomes (e.g., improved user experience, increased efficiency, reduced bugs). Use metrics where possible.
• Technical Depth: Be prepared to walk through the code, explain design decisions, and discuss trade-offs made during development.
• Demonstrate Ownership: Highlight projects where you took significant responsibility, especially if they involved deployment or production considerations.
• Tailor to GFT: If possible, briefly research GFT's work in FinTech and try to align your project examples with the types of challenges they might face.

Challenge Preparation:

• Practice Coding: Focus on common data structures, algorithms, and JavaScript challenges. Be comfortable with whiteboarding or live coding environments.
• UI Implementation: Prepare to build a small UI component or feature based on a given set of requirements. Focus on clean code, component structure, and reactivity.
• System Design Scenarios: Think about how you would design a simple micro-service or integrate front-end with back-end APIs.
• Scenario-Based Questions: Prepare answers for questions about how you would handle production issues, collaborate with difficult stakeholders, or prioritize tasks under pressure.

📝 Enhancement Note: The interview process is likely rigorous, combining technical depth with an assessment of your problem-solving and collaborative abilities. A strong portfolio that clearly demonstrates practical application of skills and ownership is essential.

🛠 Tools & Technology Stack

Primary Tools:

• Front-end Frameworks: Vue.js, React.js (strong proficiency required in at least one).
• Programming Languages: JavaScript (primary), potentially TypeScript.
• Version Control: Git (essential for collaborative development and CI/CD).

Analytics & Reporting:

• Browser Developer Tools: For debugging and performance analysis.
• Potentially: Analytics platforms integrated into the application (e.g., Google Analytics, Mixpanel, or custom solutions) for user behavior tracking.
• Monitoring Tools: For production systems (e.g., Prometheus, Grafana, ELK stack - ElasticSearch, Logstash, Kibana), though direct configuration might be more for DevOps engineers, familiarity is key.

CRM & Automation:

• CI/CD Tools: Jenkins, GitLab CI, Azure DevOps, GitHub Actions, or similar for automated testing and deployment.
• Build Tools: Webpack, Vite, or similar module bundlers.
• Testing Frameworks: Jest, Mocha, Cypress, Selenium, Playwright for unit, integration, and end-to-end testing.
• Potentially: Tools for API testing (e.g., Postman).

Back-end & Database (as per "plus" skills):

• Java: For micro-service development.
• SQL: For database interaction.
• Databases: PostgreSQL, MySQL, Oracle, or similar relational databases.

📝 Enhancement Note: The core requirement is deep skill in Vue/React. However, understanding and experience with the broader ecosystem (Git, CI/CD, testing frameworks, browser dev tools, and ideally Java/SQL) is crucial for success in a DevSecOps environment.

👥 Team Culture & Values

Operations Values:

• Code Quality & Elegance: A focus on writing clean, maintainable, and efficient code that is a pleasure to work with.
• Ownership & Accountability: "You build it, you own it" – a commitment to the full lifecycle of the software, including its production stability and performance.
• Collaboration & Teamwork: Working effectively within a pod and across teams, sharing knowledge, and supporting colleagues.
• Continuous Improvement: Embracing Agile and DevOps principles to constantly refine processes, improve efficiency, and deliver value.
• Problem-Solving: A proactive and analytical approach to identifying and resolving technical challenges.
• Adaptability & Flexibility: Willingness to learn new technologies, adapt to changing requirements, and work effectively in a global, diverse team.

Collaboration Style:

• Cross-functional Integration: Close working relationships with product owners, business analysts, quants, traders, and operations staff to ensure alignment.
• Agile Ceremonies: Active participation in daily stand-ups, sprint planning, reviews, and retrospectives to ensure smooth workflow and continuous feedback.
• Knowledge Sharing: Encouraging an environment where team members share insights, best practices, and learnings through code reviews, internal documentation, and informal discussions.
• DevSecOps Mindset: Developers are encouraged to think about security and operational concerns from the outset of development, fostering a shared responsibility for the entire service.

📝 Enhancement Note: The culture appears to be a blend of modern tech practices (DevSecOps, Agile) and the rigor required in financial services. Candidates who thrive in environments that value both individual contribution and collective responsibility will fit well.

⚡ Challenges & Growth Opportunities

Challenges:

• Complexity of Financial Domain: Understanding and accurately implementing complex FX Options risk and life cycle management logic requires significant learning and attention to detail.
• Balancing Speed and Stability: Delivering frequent releases while maintaining rock-solid production stability in a high-stakes trading environment.
• Micro-service Architecture Management: Ensuring seamless integration and consistent performance across multiple micro-services.
• Global Team Coordination: Effective communication and collaboration across different time zones and cultural backgrounds.
• Keeping Pace with Technology: Continuously learning and adapting to new front-end technologies, frameworks, and DevOps practices.

Learning & Development Opportunities:

• Advanced Framework Training: Deepen expertise in Vue.js or React.js, potentially exploring related libraries and state management solutions.
• Full-Stack Skill Development: Gain practical experience with Java and SQL, moving towards becoming a more versatile full-stack developer.
• DevOps & Cloud Certifications: Pursue certifications in CI/CD tools, cloud platforms (AWS, Azure, GCP), or containerization technologies (Docker, Kubernetes).
• Financial Markets Education: Access to resources and mentorship to build a strong understanding of trading, risk management, and financial instruments.
• Participation in Industry Conferences: Opportunities to attend relevant tech and FinTech conferences to stay abreast of industry trends.

📝 Enhancement Note: This role presents a significant opportunity for growth beyond traditional UI development, offering a deep dive into FinTech operations and architecture. The challenges are substantial but are coupled with robust learning resources.

💡 Interview Preparation

Strategy Questions:

• Prepare to discuss how you would approach building a new UI feature for a trading platform, considering user experience, performance, and integration with back-end services. Think about breaking down the requirements, choosing the right components, and handling data.
• Be ready to explain your process for debugging a complex UI issue in production. How would you diagnose the problem, what tools would you use, and how would you ensure a quick resolution while minimizing impact?
• Describe a situation where you had to balance delivering a feature quickly with ensuring code quality and stability. What trade-offs did you make, and what was the outcome?

Company & Culture Questions:

• Research GFT Technologies SE's mission, values, and recent projects. Understand their role in digital transformation for financial services.
• Be prepared to discuss how you embody the "ownership" principle ("you build it, you own it") in your previous roles. Provide specific examples of taking responsibility for a service or feature.
• How do you approach collaboration within a cross-functional team, especially when working with individuals from different disciplines (e.g., business, quants, operations)?

Portfolio Presentation Strategy:

• Storytelling: Frame your portfolio projects as stories: the problem, your solution, your role, the challenges, and the results.
• Technical Deep Dive: Be ready to show code snippets and explain technical decisions, especially regarding component structure, state management, and performance optimizations.
• Demonstrate Process: Clearly explain your workflow from conception to deployment for each project. Highlight your use of Git, CI/CD, and testing.
• Focus on Impact: Quantify achievements where possible (e.g., "reduced load time by X%", "improved user task completion rate by Y%").
• Relevance: Emphasize aspects of your projects that align with financial technology, complex systems, or micro-service architectures.

📝 Enhancement Note: Interview preparation should focus not just on coding skills but also on demonstrating a mature understanding of the software development lifecycle, ownership, and effective collaboration within a demanding industry.

📌 Application Steps

To apply for this operations position:

• Submit your application through the provided link on the GFT Careers website.
• Resume Optimization: Tailor your resume to highlight your proficiency in Vue.js or React.js, any experience with Java/SQL, and your understanding of DevOps/Agile principles. Use keywords from the job description.
• Portfolio Curation: Select 2-3 of your most impactful UI projects. Ensure they are accessible (e.g., GitHub repositories, live demos) and clearly documented, showcasing your skills relevant to this role.
• Interview Preparation: Practice coding challenges and prepare detailed answers for behavioral questions, focusing on your experience with ownership, collaboration, and problem-solving in complex technical environments.
• Company Research: Familiarize yourself with GFT Technologies SE, their work in FinTech, and the FX Options market to demonstrate genuine interest and understanding during interviews.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

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