Senior Java Developer

EPAM Systems; Lisboa; Híbrido; EUR 75 000 - 110 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Competitive compensation

Variety of projects

Engineering excellence standards

Career growth opportunities

Internal events and communities

Resumo da oferta

EPAM Systems in Portugal is seeking a Senior Java Developer to design and build high-load distributed backend systems for electronic trading platforms. You will work with a multidisciplinary team across Java and C# development, handling core services, feed handlers, shared libraries, and front-end components in a fast-paced front-office IT environment.

The role requires strong Java skills, hands-on distributed computing experience, and leadership experience.

Qualificações

• At least 5 years of software development experience with a minimum of 2 years in a leadership role
• Mastery of Java core including SE, multithreading and low latency optimization
• Hands-on experience with distributed computing/caching (Oracle Coherence or other DHTs)
• Strong experience in high-load system design and architectures
• Experience with electronic trading platforms or similar high-load distributed systems
• Experience in agile development methodologies
• Experience in migration or refactoring projects to new technology stacks

Responsabilidades

• Lead the design and implementation of high-load distributed backend systems
• Write, profile and optimize performant code for low-latency environments
• Oversee migration and refactoring projects to new technology stacks
• Collaborate with business stakeholders to gather requirements and perform technical analysis
• Guide and mentor a team of developers fostering a collaborative and inclusive environment
• Ensure adherence to SDLC best practices and agile development methodologies
• Participate in code reviews, architectural discussions and technical decision-making
• Maintain high standards of software quality and reliability
• Communicate effectively with cross-functional teams and stakeholders
• Manage time and multiple tasks effectively with the ability to regularly context-switch

Conhecimentos

Java core

Multithreading

Low latency

High-load design

C# experience

Distributed computing

Agile methodologies

Migration/refactoring

Ferramentas

Oracle Coherence

Descrição da oferta de emprego

EPAM is looking for a Senior Java Developer to join our team in Portugal, focusing on the design and development of high-load distributed systems for electronic trading platforms. You will work in a multidisciplinary team of Java and C# developers, analyzing and developing new functionalities as well as maintaining existing systems. This role involves working on core services and components, feed handlers, shared libraries, metrics and reporting tools and front-end applications. You will interact directly with traders, front-line support and other development teams in a high-pressure front-office IT environment. The ideal candidate is highly motivated, technically strong, analytically minded and comfortable with both business analysis and development tasks.

Responsibilities

• Lead the design and implementation of highload distributed backend systems
• Write, profile and optimize performant code for low-latency environments
• Oversee migration and refactoring projects to new technology stacks
• Collaborate with business stakeholders to gather requirements and perform technical analysis
• Guide and mentor a team of developers fostering a collaborative and inclusive environment
• Ensure adherence to SDLC best practices and agile development methodologies
• Participate in code reviews, architectural discussions and technical decision-making
• Maintain high standards of software quality and reliability
• Communicate effectively with cross-functional teams and stakeholders
• Manage time and multiple tasks effectively with the ability to regularly context-switch

Requirements

• At least 5 years of software development experience with a minimum of 2 years as an IT team lead
• Mastery of Java core (SE, multi-threading, low latency and optimization)
• Practical experience with C#
• Strong experience in highload system design
• Hands‑on experience with distributed computing/caching (Oracle Coherence or other DHTs)
• Experience with electronic trading platforms or other high-load distributed architectures
• Experience in agile development methodologies
• Experience in migration or refactoring projects to new technology stacks

Nice to have

• Experience with Oracle Coherence
• Additional experience with other distributed caching or computing technologies
• Familiarity with financial products or trading systems beyond FX
• Prior involvement in migration or refactoring projects
• Experience working in a fast-paced agile environment
• Knowledge of other programming languages relevant to backend development
• Experience with performance tuning and optimization in distributed systems
• Understanding of regulatory requirements in financial systems
• Experience with cloud-based architectures or services

We offer

• Competitive compensation depending on experience and skills
• Variety of projects within one company
• Being a part of a project following engineering excellence standards
• Individual career path and professional growth opportunities
• Internal events and communities