Full-Stack Developer (Java) - Enterprise Applications Job at Citi (Warsaw)

Senior Full-Stack Developer (Java) - Enterprise Applications

Are you looking for a career move that will put you at the heart of a global fin...

Location

Poland , Warsaw

Salary:

241750.00 - 411650.00 zł / Year

Citi

Expiration Date

Until further notice

Requirements

5+ years of experience in Core Java, Java EE, full-stack development, and proven experience in microservices architecture
Strong proficiency with enterprise message bus systems (e.g., Solace, TIBCO or other JMS-based systems) and deep knowledge of RESTful web services
Expertise in database design (Oracle 11+, writing complex SQL), ORM technologies, and J2EE application containers (e.g., Tomcat, WebSphere)
Strong UI development skills, including JavaScript, Bootstrap, JQuery, HTML5, and CSS3/Ajax
Familiarity with modern development environments (IDEs like Eclipse, IntelliJ), build tools (Maven, Ant), version control (Git), unit, integration, and system testing principles, and security best practices
Excellent debugging and problem-solving skills, good verbal and written communication, and the ability to balance technical requirements with business needs in a global team
Bachelor's degree in Computer Science, a related technical field, or equivalent work experience

Job Responsibility

Design, develop, and maintain scalable web applications and microservices, focusing on usability, performance, and resilience
Implement robust business logic and design efficient, scalable database models
Develop and enhance user experience (UX) components
Interact with an extended, global team of passionate, experienced software developers, architects, and business analysts
Influence technologies and practices and contribute to design discussions and problem-solving sessions

What we offer

Private Medical Care Program
Life Insurance Program
Pension Plan contribution (PPE Program)
Employee Assistance Program
Paid Parental Leave Program (maternity and paternity leave)
Sport Card
Holidays Allowance
Sport and team recreation activities
Special offers and discounts for employees
Access to an array of learning and development resources

Fulltime

Senior Java Full-Stack Developer

We are looking for a Full stack core software engineer with deep understanding o...

Location

India , Chennai; Pune

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

7+ years of industry experience with strong hands-on experience in development of mission-critical applications using Java/Python technologies
Experience with complex system integration projects
Java, Spring, Spring Boot, Spring Cloud, J2EE Design Patterns, REST services
Front End Technologies like JavaScript and Angular version, CSS2/CSS3, HTML
Strong Knowledge of SQL, JDBC, Unix commands
Hands-on Database experience in relational (Oracle/DB2) and No-SQL (MongoDB)
Hands-on experience on working/deploying application on Cloud
Hands-on experience in code testing tools like Junit/Mockito/Cucumber
Deployment Acquaintance in Apache Tomcat, Open shift or other cloud environments
Expertise in Test driven development (JUnit, JMeter), Continuous Integration (Jenkins), Build tool (Maven) and Version Control (Git), Development tools (Eclipse, IntelliJ)

Job Responsibility

Understanding user requirements and working with a development team on the design, implementation and delivery of Java/Python application
Providing expertise in the full software development lifecycle, from concept and design to testing
Working closely with teams to design and implement current and target state business process by using various tools and technologies

Fulltime

Java Full-stack Lead Developer

The Applications Development Technology Lead Analyst is a senior level position ...

Location

India , Chennai

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

10+ years of relevant experience in enterprise application development
Proven experience in a lead developer or technical lead role
Strong hands-on expertise with Java, Spring, Spring Boot, and JPA/Hibernate
Strong experience in Angular, UI and UI integration skills
Expertise in building microservices, REST APIs (Swagger/OpenAPI), and SOAP integrations
Experience designing & implementing event-driven systems (Kafka, RabbitMQ)
Solid understanding of RDBMS (SQL, PL/SQL) and familiarity with NoSQL databases
caching (Redis) experience a plus
Strong knowledge of OAuth2, token-based security, and API security best practices
Prior experience with WebSphere, JSP/Servlets, EJB, and leading application modernization to modern Java/Spring microservices

Job Responsibility

Lead Application Development: Design, develop, and implement high-quality, scalable Java and Spring Boot solutions
Ensure Code Quality: Perform comprehensive unit, integration, and performance testing (JUnit, Mockito). Conduct thorough peer code reviews
Architect & Design: Contribute to architectural evolution, specializing in microservices, REST APIs, and event-driven systems (Kafka, RabbitMQ). Design and develop application components with minimal assistance
Data Management: Utilize RDBMS (SQL, PL/SQL) expertise and NoSQL database familiarity
Technical Mentorship: Serve as an SME to stakeholders and mentor junior developers. Evaluate and adopt new tools and approaches to improve delivery
Collaboration & Execution: Work effectively with global development teams to deliver business solutions
Security & Compliance: Analyze applications for vulnerabilities. Apply OAuth2, token-based security, and API security best practices
Risk Management: Appropriately assess and manage risk in technical decisions, ensuring compliance with firm policies and regulations
Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals
Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions

Fulltime

Full-Stack Developer (Angular / Java / AWS)

In Cyclad we work with top international IT companies in order to boost their po...

Location

Poland , Wrocław; Poznań

Salary:

130.00 PLN / Hour

Cyclad Sp. z o.o.

Expiration Date

Until further notice

Requirements

Minimum 6-7 years of experience with Angular, building scalable and modern web applications
Minimum 4-5 years of experience in Java backend development, including API design and enterprise systems
At least 2-3 years of hands-on experience with AWS cloud services and deployment practices
Strong understanding of full-stack application architecture
Experience working in agile, collaborative development environments
Strong problem-solving skills and attention to code quality
Good English communication skills
Only candidates with citizenship in the European Union and residence in Poland

Job Responsibility

Design, develop, and maintain modern web applications using Angular and Java
Participate in all stages of the software development lifecycle (design, implementation, testing, deployment)
Develop and maintain backend services and APIs
Contribute to cloud-based solutions and digital transformation initiatives on AWS
Collaborate closely with cross-functional teams to deliver high-quality solutions
Perform code reviews, testing, and performance optimization

What we offer

Hybrid working model
Full-time job agreement based on b2b
Private medical care with dental care (covering 70% of costs) + rehabilitation package. Family package option possible
Multisport card (also for an accompanying person)
Life insurance

Fulltime

Lead Full Stack Java Developer – Vice President

As a Full Stack Java Developer within our team, you will take on a critical lead...

Location

Canada , Mississauga

Salary:

120800.00 - 170800.00 USD / Year

Citi

Expiration Date

Until further notice

Requirements

Significant professional experience in designing, developing, and deploying enterprise-scale applications
Proven experience in a technical leadership role, including mentoring developers, conducting code reviews, and guiding team decisions
Demonstrated ability to design and implement complex, distributed systems and microservices architectures
6+ years in Java and the Spring ecosystem (Spring Boot, Spring Cloud, Spring Security, Spring Data, reactive spring)
Deep experience in designing, building, and consuming RESTful APIs and microservices
Extensive experience with relational databases (e.g., PostgreSQL, Oracle) and NoSQL databases (e.g., MongoDB)
Strong understanding of ORM frameworks (e.g., JPA/Hibernate) and data modeling
Proficiency with build tools like Maven or Gradle and CI/CD pipelines
Strong proficiency in modern front-end technologies (e.g., HTML5, CSS3, JavaScript/TypeScript)
Hands-on experience with modern JavaScript frameworks, particularly ReactJS and state management libraries like Redux

Job Responsibility

Lead the architectural design and development of complex, scalable, and resilient full-stack applications, with a primary focus on Java, Spring Boot, and modern front-end frameworks
Mentor, coach, and lead a team of developers, fostering a culture of technical excellence, collaboration, and continuous improvement
Oversee the entire software development lifecycle for key projects, from technical requirements gathering and design to coding, testing, and deployment
Partner with product managers, business stakeholders, and other technology teams to define technical roadmaps, influence product strategy, and translate business requirements into robust technical solutions
Remain hands-on and contribute to the development of complex features, back-end services, and APIs, setting a high standard for the team
Champion and enforce software development best practices, including agile methodologies, CI/CD, automated testing, and secure coding standards
Take ownership of application performance, scalability, and reliability

Fulltime

AI Full-stack Developer

As a Full-Stack Developer, you will be instrumental in developing an AI-powered ...

Location

Romania , Brasov

Salary:

Not provided

NTT DATA

Expiration Date

Until further notice

Requirements

A University degree or advanced diploma in a software engineering-related discipline, preferably in Computer Science, or equivalent experience
At least 5 years of experience in a similar position
Strong application development experience with Java and Spring Boot
Experience with frontend-related frameworks and tools such as Angular
Hands-on experience or strong interest in LLMs (e.g., ChatGPT), prompt engineering, or model fine-tuning is considered a strong advantage
Basic to solid understanding of Generative AI concepts (GenAI fundamentals)
Solid experience with microservices architecture
Experience with unit testing and test automation
Working experience with Maven or similar build tools
Experience with messaging technologies (RabbitMQ, Kafka)

Job Responsibility

Development of microservices and integration with the existing platform
Implement a Java application using Spring Boot on backend side and Angular on frontend side, ensuring seamless compatibility, scalability, and fault tolerance
Implement data models, APIs, and microservices to integrate with existing systems and databases, enabling seamless data exchange and real-time updates
Develop algorithms and implement forecasting models to predict production volumes based on historical data, market demand, and other relevant factors
Create intuitive user interfaces to facilitate data input, visualization, and analysis, enabling production planners to make informed decisions
Collaborate with the testing team to ensure proper functionality, performance, and reliability of the application, conducting thorough unit and integration testing
Optimize application performance by identifying and resolving bottlenecks, fine-tuning code, and implementing caching mechanisms where applicable
Document the development process, including design decisions, technical specifications, and user guides, to ensure knowledge transfer and facilitate future maintenance
Contribute to the integration of Generative AI capabilities (e.g., ChatGPT-based solutions) into enterprise applications
Support LLM fine-tuning and prompt engineering activities to enhance domain-specific use cases (e.g., automation of business processes, document generation)

What we offer

smooth integration and a supportive mentor
choose from Remote, Hybrid or Office work opportunities
projects have different working hours to suit your needs
sponsored certifications, trainings and top e-learning platforms
Private Health Insurance
individual coaching sessions
accredited Coaching School
epic parties or themed events

Senior Java Full Stack Developer

Senior Full Stack Developer - AVP is a senior level Full Stack developer in Java...

Location

India , Pune

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

8+ years of Full stack developer with strong hands on experience in Java and Java Script related frameworks with exposure to DB
Architecture decision ownership
Hands-on code reviews and design reviews
Proven experience of below technologies: Backend: Java, Spring Boot, Microservices, REST API design
Frontend: Angular, Web Performance Optimization, Testing (Jest, Playwright)
Database & Storage: Oracle, NOSQL
Security & Performance: OAuth2, JWT, encryption, and system optimization
DevOps: CI/CD, Jenkins, GitHub Actions, Docker, Kubernetes
Cloud: AWS (ECS, Lambda, RDS, IAM, CloudFormation)
Proven hands on full-stack expertise in Java, Angular, REST APIs and relational/non-relational databases

Job Responsibility

Partner with multiple Business and Application teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements
Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards
Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint
Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals
Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions
Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary
Appropriately assess risk when business decisions are made, demonstrating consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency

Fulltime

Lead/Senior Full-Stack Developer

We are seeking an experienced Full-Stack Developer with strong expertise in Spri...

Location

Pakistan , Lahore

Salary:

Not provided

NorthBay

Expiration Date

Until further notice

Requirements

Atleast 6+ years of hands-on software development experience using Java (Java 8 or above)
Strong expertise in Spring Framework, particularly Spring Boot, Spring Data, and Spring Security
Experience with RESTful APIs and microservices architecture
Solid understanding of relational databases (e.g., MySQL, PostgreSQL) and ORM frameworks (e.g., Hibernate)
Knowledge of JPA and JOOQ is a must have
Proficiency with build and dependency management tools (e.g., Maven, Gradle)
Knowledge of version control systems (e.g., Git)
Experience with cloud platforms (AWS) is a must have
Good hands-on experience with AWS services like RDS, DynamoDB, SQS, SNS, Lambda, Step Functions, EventBridge, EC2, ECS, etc.
Strong problem-solving skills and ability to work independently and in teams

Job Responsibility

Design, develop, and maintain enterprise-grade applications using Java and Spring Boot
Collaborate with cross-functional teams to define, design, and deliver new features
Implement best practices for coding, testing, deployment, and system integration
Ensure application security, performance, and scalability
Participate in code reviews and mentor junior developers as needed
Troubleshoot, debug, and resolve complex technical issues
Collaborate with DevOps and QA teams to ensure high-quality deliverables

Fulltime

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Full-Stack Developer (Java) - Enterprise Applications

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