Java Quant Developer (FX Trading)

🏢 Summary: Senior Java Developer role focused on building and evolving a high-performance FX trading platform within a global banking environment. The position involves developing microservices-based solutions for pricing, booking, routing, and risk management while ensuring low-latency and high availability. You will contribute to continuous delivery and production stability in a large-scale, distributed system. 🗂️ Requirements: 5+ years of Java development experience, Strong proficiency in Java 17+, Experience with concurrency and low-latency programming, Hands-on experience with TDD, Experience with continuous integration and continuous deployment, Experience with JUnit, Familiarity with REST services, Experience with messaging technologies, Understanding of DevOps practices, Experience building microservices architecture, Fluent English, Legal right to work in the EU 📃 Skills: Java, Java17, Concurrency, Lambdas, TDD, JUnit, CI, CD, REST, Messaging, DevOps, Microservices, FX, Low-latency 🏢 Description: Unleash innovation in financial technology — lead the development of a groundbreaking FX trading platform! Krakow-based opportunity with hybrid work model. As a Senior Java Developer — you will be working for our client, a leading global bank’s Corporate & Institutional Banking division. You will contribute to River, HSBC's flagship Cash FX primary trading system, supporting vital FX functions like pricing, booking, routing, risk management, and valuations. Join an international team of 170 experts across multiple continents and help shape the future of financial trading technology. Your main responsibilities: Create usable, efficient, and elegant Java code to support system features Build a micro-service based architecture to ensure modularity and scalability Monitor production environments to maintain system stability Handle Foreign Exchange business requirements with technical expertise Develop and automate testing and deployment for small, frequent releases Collaborate with product owners and business teams to deliver robust features Ensure continuous production availability and high-performance service operation You're ideal for this role if you have: At least 5 years of experience in Java development, ideally in financial systems Strong proficiency with Java 17+ (Concurrency, data structures, lock-free, wait-free code, low latency, lambdas) Hands-on experience with TDD, continuous integration, jUnit, and continuous deployment Familiarity with REST and messaging technologies Good understanding of DevOps practices Ability to collaborate effectively with technical and business teams Passion for problem-solving and learning new technologies It is a strong plus if you have: (optional) FX business knowledge (technical skills are the main focus) Passion for software development outside of work through open source projects or involvement in working groups Language Required for the role: Fluent English (spoken and written) Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Hybrid Kraków-based opportunity to develop and enhance a primary Cash FX trading system within a global investment banking environment. The role focuses on building low-latency, microservice-based Java solutions that support core forex trading functionalities and ensure high availability in production. You will work in an international team delivering scalable, resilient systems with automated testing and deployment practices. 🗂️ Requirements: Minimum 5 years of software development experience, Strong proficiency in Java 17+, Experience with concurrency, data structures, low-latency programming, Experience with TDD and automated testing, Experience with continuous integration and continuous deployment, Familiarity with REST services, Familiarity with messaging technologies, Understanding of DevOps practices and tools, Good command of English, Legal right to work in the European Union 📃 Skills: Java, Concurrency, DataStructures, LowLatency, Lambdas, TDD, JUnit, CI, CD, REST, Messaging, DevOps, Microservices 🏢 Description: Empower innovation in finance — develop cutting-edge Forex trading systems that redefine global markets! Kraków-based opportunity with hybrid work model (up to 3 remote days per week). As a Senior Java Developer – Forex Trading Systems , you will be working for our client, a leading global investment bank's division dedicated to Market Securities & Services. You will contribute to the development of HSBC’s groundbreaking Cash FX primary trading system, shaping the future of foreign exchange trading through innovative, efficient, and stable software solutions. Join a talented international team and help build the backbone of a dynamic financial ecosystem—driving digital transformation and industry-leading performance. Your main responsibilities: Create usable, efficient, and elegant Java code to support core trading functionalities. Build a micro-service based architecture for scalable, resilient systems. Monitor production environments to ensure stability and high availability. Support foreign exchange business requirements with robust technical solutions. Automate testing and deployment for small, frequent releases to accelerate delivery. Communicate effectively with product owners and business stakeholders to clarify features and requirements. Take ownership of the production availability and performance of your services. You're ideal for this role if you have: Minimum of 5 years of experience in software development, preferably within finance or trading systems. Strong proficiency in Java 17+ (Concurrency, data structures, lock-free, wait-free code, low latency, lambdas). Experience with TDD, continuous integration, jUnit, continuous deployment, and testing. Familiarity with REST and messaging technologies. Understanding of DevOps practices and toolsets. Ability to use AI Coding Assistants to optimize development. Excellent communication skills and a collaborative team mindset. Problem-solving attitude with flexibility and adaptability to changing environments. It is a strong plus if you have: Knowledge of FX trading or financial markets. Passion for software development outside of work, such as open source contributions or involvement in working groups. Language Required for the role: Good command of English (Communicative proficiency). Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Java Developer role focused on building and optimizing high-performance applications for Fixed Income Rates and Credit trading desks within a global financial technology team. The position involves developing scalable Java solutions, supporting production systems, and collaborating with international stakeholders and IT teams. Hybrid work from the Krakow office is required three days per week. 🗂️ Requirements: 3+ years of professional Java development experience, Knowledge of low-latency programming, Knowledge of multi-threaded programming, Strong problem-solving skills, Strong analytical skills, Ability to communicate technical concepts to non-technical stakeholders, Willingness to learn new technologies and adapt to market changes, English proficiency at B2 level or higher 📃 Skills: Java, Kafka, AVRO, Azure, AWS, GCP, Bloomberg, Tradeweb 🏢 Description: We are seeking a passionate Senior Java Developer to create innovative applications for Fixed Income Rates and Credit trading desks. You will deliver high-performance solutions while maintaining existing functionality as part of our global Fixed Income Rates and Credit markets technology team, a fast-paced, motivated group spread across 8 cities in 6 countries. Please note that working from the office in Krakow 3 days per week is required. Responsibilities - Architect and develop scalable Java applications for complex business challenges - Optimize and refactor existing components to improve performance and maintainability - Lead UAT and demonstration sessions with key stakeholders - Translation of business requirements into technical specifications - Collaboration with global IT teams to ensure seamless integration - Support production rollouts and provide ongoing maintenance - Development of cutting-edge solutions while maintaining a sophisticated, multi-faceted platform Requirements - 3+ years of professional Java development experience - Knowledge of low-latency and multi-threaded programming techniques - Excellent problem-solving and analytical skills - Strong communication skills, able to explain complex technical concepts to non-technical stakeholders - Willingness to learn and adapt to new technologies and market changes - English proficiency at B2 level or higher Nice to have - Understanding of financial markets, particularly Rates and Credit bonds/derivatives with trading platforms (e.g., Bloomberg, Tradeweb) - Familiarity with messaging systems like Kafka and data serialization formats (e.g., AVRO) - Knowledge of cloud platforms (Azure, AWS or GCP)

🏢 Summary: Opportunity for an experienced Java Developer to build and optimize high-performance financial systems, including trading platforms, risk management tools, and real-time market data solutions. The role focuses on developing scalable, mission-critical applications using modern Java and enterprise technologies. You will contribute to robust, low-latency systems in a fast-paced capital markets environment. 🗂️ Requirements: 5+ years of Java development experience (Java 8+), Strong experience with Spring Framework, Experience with relational and NoSQL databases (Oracle, PostgreSQL, MongoDB), SQL optimisation and database performance tuning skills, Experience with Maven or Gradle, Proficiency with Git, Experience designing and implementing RESTful APIs, Experience with messaging systems (JMS, RabbitMQ, Kafka) 📃 Skills: Java, Spring, Oracle, PostgreSQL, MongoDB, SQL, Maven, Gradle, Git, REST, JMS, RabbitMQ, Kafka 🏢 Description: About the Role We're seeking an experienced Java Developer to contribute to innovative financial technology solutions that drive the global capital markets. You'll be part of a collaborative team developing mission-critical systems including high-performance trading platforms, sophisticated risk management tools, regulatory compliance frameworks, and real-time market data processing engines trusted by top-tier financial institutions worldwide. What You'll Do Design and develop robust, scalable financial applications using modern Java technologies Build and optimise high-throughput trading systems and market data processing solutions Collaborate with cross-functional teams to deliver risk management and compliance platforms Implement RESTful services and integrate messaging systems for real-time data flow Optimise database performance and ensure system reliability in fast-paced trading environments Required Qualifications 5+ years of hands-on Java development experience with modern versions (Java 8 and above) Strong expertise in Spring Framework and enterprise application development Proven experience with relational and NoSQL databases including Oracle, PostgreSQL, and MongoDB Demonstrated skills in SQL optimisation and database performance tuning Proficiency with build automation tools ( Maven, Gradle ) Experience with Git version control and collaborative development workflows Solid understanding of RESTful API design and implementation Knowledge of enterprise messaging systems ( JMS, RabbitMQ, Kafka ) Be happy to work in a hybrid model - 3 days per week in the office in Central Krakow

🏢 Summary: Senior Java Developer role focused on building and enhancing high-performance applications for Fixed Income Rates and Credit trading desks, with a hybrid work model in Krakow. The position involves designing scalable Java solutions, optimizing low-latency systems, and collaborating with global teams to deliver and maintain complex trading platforms. The offer includes career development programs, certifications, and a comprehensive benefits package. 🗂️ Requirements: 5+ years of professional Java development experience, Experience with low-latency programming, Experience with multi-threaded programming, Strong problem-solving and analytical skills, Ability to communicate technical concepts to non-technical stakeholders, English proficiency at B2 level or higher, Availability to work from the Krakow office 3 days per week 📃 Skills: Java, Multithreading, Low-latency, Kafka, AVRO, Azure, AWS, GCP, Bloomberg, Tradeweb 🏢 Description: We are looking for an enthusiastic Senior Java Developer to build innovative applications for Fixed Income Rates and Credit trading desks. As a member of our global Fixed Income Rates and Credit markets technology team—a dynamic, driven group operating across 8 cities in 6 countries—you will provide high-performance solutions while preserving existing functionality. Please be aware that this role requires working from the Krakow office 3 days per week. Responsibilities Design and build scalable Java applications to address complex business challenges Enhance and refactor existing components to boost performance and maintainability Lead UAT and demonstration sessions with key stakeholders Convert business requirements into technical specifications Work alongside global IT teams to achieve seamless integration Assist with production rollouts and deliver ongoing maintenance Build cutting-edge solutions while sustaining a sophisticated, multi-faceted platform Requirements 5+ years of professional experience developing in Java Familiarity with low-latency and multi-threaded programming methods Outstanding problem-solving and analytical abilities Strong communication skills, capable of clarifying complex technical concepts for non-technical stakeholders Eagerness to learn and adjust to new technologies and market shifts English skills at B2 level or above Nice to have Comprehension of financial markets, especially Rates and Credit bonds/derivatives along with trading platforms (e.g., Bloomberg, Tradeweb) Experience with messaging systems such as Kafka and data serialization formats (e.g., AVRO) Understanding of cloud platforms (Azure, AWS or GCP) We offer/Benefits We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview We will reach out to selected candidates exclusively

🏢 Summary: Java Developer role focused on building and optimizing scalable, high-performance applications for Fixed Income Rates and Credit trading desks within a global markets technology team. The position involves Java development, low-latency and multi-threaded programming, cross-functional collaboration, and production support in an international environment with hybrid work from Krakow. 🗂️ Requirements: 3+ years of professional Java development experience, Experience with low-latency programming, Experience with multi-threaded programming, Strong problem-solving and analytical skills, Ability to translate business requirements into technical specifications, Strong communication skills, English level B2 or higher, Availability to work from Krakow office 3 days per week 📃 Skills: Java, Kafka, AVRO, Azure, AWS, GCP, Bloomberg, Tradeweb 🏢 Description: We are hiring a Java Developer to deliver high-performance applications for Fixed Income Rates and Credit trading desks in a global markets tech team. You will build scalable Java services, improve existing components, and collaborate across 8 cities in 6 countries. Please note that working from the office in Krakow 3 days per week is required. Responsibilities Design and develop scalable Java applications that solve complex business challenges Improve and refactor existing components to increase performance and maintainability Lead UAT activities and deliver demos for key stakeholders Translate business requirements into clear technical specifications Collaborate with global IT teams to ensure smooth integration Support production releases and provide ongoing maintenance Deliver modern solutions while preserving functionality across a sophisticated, multi-faceted platform Requirements Hands-on experience with Java development, including 3+ years of professional work Practical familiarity with low-latency techniques and multi-threaded programming approaches Excellent problem-solving and analytical abilities Strong communication skills, able to explain complex technical topics to non-technical stakeholders Demonstrated eagerness to learn and adapt to new technologies and market changes English proficiency at B2 (Upper-Intermediate) level or higher Nice to have Knowledge of financial markets, especially Rates and Credit bonds/derivatives, and trading platforms such as Bloomberg and Tradeweb Experience with messaging systems like Kafka and data serialization formats such as AVRO Understanding of cloud platforms including Azure, AWS, or GCP EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Senior Java Core Developer role focused on building and maintaining robust server-side solutions for FX trading systems across the full software development lifecycle. The position involves designing scalable distributed systems, resolving production issues, and improving both modern and legacy applications in a collaborative environment. 🗂️ Requirements: 5+ years of Java server-side development experience, Multi-threaded programming experience, Experience designing scalable distributed systems, Knowledge of Kafka, Knowledge of Tibco, Experience with Spring, Experience with Spring Boot, Knowledge of reactive programming, Familiarity with Azure, Experience with Docker, Understanding of DevOps practices, Basic Linux skills, Fluent English 📃 Skills: Java, Kafka, Tibco, Spring, SpringBoot, Azure, Docker, DevOps, Linux 🏢 Description: We are seeking a Senior Java Core Developer to join our FX trading team, responsible for designing robust server-side solutions and driving problem-solving across the full software development lifecycle Responsibilities Take ownership of software design and problem-solving within the FX trading area Participate in the entire Software Development Life Cycle including requirements gathering, design, development, testing and rollout Deliver Level 3 support and resolve production issues Apply modern best practices to new projects while enhancing legacy code bases Work independently and collaboratively as part of a team Contribute to the ongoing improvement of existing systems and processes Requirements 5+ years of experience in Java server-side development including multi-threaded programming Experience in designing and building robust and scalable distributed systems in an enterprise environment Knowledge of messaging and middleware technologies such as Kafka and Tibco EMS Knowledge of frameworks including Spring and Spring Boot and reactive programming paradigms Familiarity with Cloud/Azure, Docker and DevOps Basic skills in Linux Fluent English Nice to have Background in FX domain knowledge We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Senior Java Back-End Developer role focused on building and maintaining a high-availability FX Calculations platform for post-trading risk and PnL processing. The position involves end-to-end development of robust, regulatory-compliant systems supporting traders’ daily activities within a hybrid work model. You will design, optimize, and support scalable Java-based services in a global financial environment. 🗂️ Requirements: 5+ years of Java back-end development experience, Strong knowledge of HTTPS, RESTful APIs, microservices, and MQ, Experience with high-availability service architecture, Hands-on experience with SQL and PostgreSQL, Experience delivering Java-based services/modules, Fluent spoken and written English, Legal right to work in the European Union 📃 Skills: Java, HTTPS, REST, Microservices, MQ, SQL, PostgreSQL, GCP, NoSQL 🏢 Description: Unleash Innovation in Global Finance — Drive Cutting-Edge Post-Trading Risk Solutions Krakow-based opportunity with hybrid work model (up to 3 days remote/week) As a Senior Java Back-End Developer , you will be working for our client, a leader in the financial services industry, focusing on the development of a critical FX Calculations platform. This role involves building and maintaining high-availability systems that support traders' daily activities and ensure regulatory compliance — empowering the future of digital finance and risk management. Your main responsibilities: Develop, improve, and maintain the bank’s proprietary solution for post-trading risk and PnL calculations, ensuring system robustness and accuracy. Collaborate with cross-functional teams to perform end-to-end project delivery, including requirement analysis, coding, testing, and deployment. Design detailed technical specifications covering data models, interfaces, and performance tuning. Provide production support, incident management, and system ownership, including troubleshooting and performance enhancements. Participate in code reviews, solution design discussions, and team activities to promote continuous improvement and best practices. Support and contribute to problem-solving, performance tuning, and proof-of-concept initiatives. You're ideal for this role if you have: Over 5 years of experience in Java back-end development, with a solid understanding of HTTPS, RESTful APIs, microservices, and message queues (MQ). Strong knowledge of high-availability service architecture and reliable system design. Hands-on experience with SQL, particularly PostgreSQL, including database performance optimization. Proven track record of delivering Java-based services/modules and owning or leading technical projects. Excellent communication skills in English, with the ability to facilitate discussions and presentations, and proficiency in Mandarin is a plus. Analytical mindset, problem-solving skills, and passion for technology innovation. Ability to perform under pressure and work effectively as a team player. It is a strong plus if you have: Experience in high-volume data processing and compute. Knowledge of no-SQL databases or columnar storage solutions. Experience building services on cloud platforms, especially GCP. Front-end development skills or experience. Background in production support and agile development environments. Domain expertise in banking, trade lifecycle, and post-trade processing for FX or financial investment products. Language Required for the role: Fluent spoken and written English Eligibility to work on this role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Hybrid Krakow-based Senior Java Back-End Developer role focused on building and enhancing a critical FX post-trading risk and PnL calculation platform within the financial sector. The position involves developing high-availability, Java-based microservices, ensuring system robustness, regulatory compliance, and production stability. The role covers full lifecycle delivery, performance optimization, and technical ownership of back-end services. 🗂️ Requirements: 5+ years of Java back-end development experience, Strong knowledge of HTTPS, Strong knowledge of RESTful APIs, Experience with microservices architecture, Experience with message queues (MQ), Knowledge of high-availability service architecture, Experience with SQL, Hands-on experience with PostgreSQL, Experience in database performance optimization, Proven experience delivering Java-based services or modules, Fluent spoken and written English, Legal right to work in the European Union 📃 Skills: Java, HTTPS, REST, Microservices, MQ, SQL, PostgreSQL, GCP, NoSQL 🏢 Description: Unleash Innovation in Global Finance — Drive Cutting-Edge Post-Trading Risk Solutions Krakow-based opportunity with hybrid work model (up to 3 days remote/week) As a Senior Java Back-End Developer , you will be working for our client, a leader in the financial services industry, focusing on the development of a critical FX Calculations platform. This role involves building and maintaining high-availability systems that support traders' daily activities and ensure regulatory compliance — empowering the future of digital finance and risk management. Your main responsibilities: Develop, improve, and maintain the bank’s proprietary solution for post-trading risk and PnL calculations, ensuring system robustness and accuracy. Collaborate with cross-functional teams to perform end-to-end project delivery, including requirement analysis, coding, testing, and deployment. Design detailed technical specifications covering data models, interfaces, and performance tuning. Provide production support, incident management, and system ownership, including troubleshooting and performance enhancements. Participate in code reviews, solution design discussions, and team activities to promote continuous improvement and best practices. Support and contribute to problem-solving, performance tuning, and proof-of-concept initiatives. You're ideal for this role if you have: Over 5 years of experience in Java back-end development, with a solid understanding of HTTPS, RESTful APIs, microservices, and message queues (MQ). Strong knowledge of high-availability service architecture and reliable system design. Hands-on experience with SQL, particularly PostgreSQL, including database performance optimization. Proven track record of delivering Java-based services/modules and owning or leading technical projects. Excellent communication skills in English, with the ability to facilitate discussions and presentations, and proficiency in Mandarin is a plus. Analytical mindset, problem-solving skills, and passion for technology innovation. Ability to perform under pressure and work effectively as a team player. It is a strong plus if you have: Experience in high-volume data processing and compute. Knowledge of no-SQL databases or columnar storage solutions. Experience building services on cloud platforms, especially GCP. Front-end development skills or experience. Background in production support and agile development environments. Domain expertise in banking, trade lifecycle, and post-trade processing for FX or financial investment products. Language Required for the role: Fluent spoken and written English Eligibility to work on this role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Java Back-End Developer role focused on building and maintaining a high-availability FX post-trading risk and PnL calculation platform. The position involves designing, developing, and supporting robust, scalable back-end services that ensure regulatory compliance and operational reliability. The role includes end-to-end delivery, performance optimization, and production support in a financial environment. 🗂️ Requirements: 5+ years of Java back-end development experience, Strong knowledge of HTTPS and RESTful APIs, Experience with microservices architecture, Experience with message queues (MQ), Knowledge of high-availability and reliable system design, Hands-on experience with SQL and PostgreSQL, Experience delivering and owning Java-based services or modules, Fluent spoken and written English, Legal right to work in the European Union 📃 Skills: Java, HTTPS, REST, Microservices, MQ, SQL, PostgreSQL, GCP, NoSQL, Cloud 🏢 Description: Unleash Innovation in Global Finance — Drive Cutting-Edge Post-Trading Risk Solutions Krakow-based opportunity with hybrid work model (up to 3 days remote/week) As a Senior Java Back-End Developer , you will be working for our client, a leader in the financial services industry, focusing on the development of a critical FX Calculations platform. This role involves building and maintaining high-availability systems that support traders' daily activities and ensure regulatory compliance — empowering the future of digital finance and risk management. Your main responsibilities: Develop, improve, and maintain the bank’s proprietary solution for post-trading risk and PnL calculations, ensuring system robustness and accuracy. Collaborate with cross-functional teams to perform end-to-end project delivery, including requirement analysis, coding, testing, and deployment. Design detailed technical specifications covering data models, interfaces, and performance tuning. Provide production support, incident management, and system ownership, including troubleshooting and performance enhancements. Participate in code reviews, solution design discussions, and team activities to promote continuous improvement and best practices. Support and contribute to problem-solving, performance tuning, and proof-of-concept initiatives. You're ideal for this role if you have: Over 5 years of experience in Java back-end development, with a solid understanding of HTTPS, RESTful APIs, microservices, and message queues (MQ). Strong knowledge of high-availability service architecture and reliable system design. Hands-on experience with SQL, particularly PostgreSQL, including database performance optimization. Proven track record of delivering Java-based services/modules and owning or leading technical projects. Excellent communication skills in English, with the ability to facilitate discussions and presentations, and proficiency in Mandarin is a plus. Analytical mindset, problem-solving skills, and passion for technology innovation. Ability to perform under pressure and work effectively as a team player. It is a strong plus if you have: Experience in high-volume data processing and compute. Knowledge of no-SQL databases or columnar storage solutions. Experience building services on cloud platforms, especially GCP. Front-end development skills or experience. Background in production support and agile development environments. Domain expertise in banking, trade lifecycle, and post-trade processing for FX or financial investment products. Language Required for the role: Fluent spoken and written English Eligibility to work on this role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.