Senior Java Backend Developer jobs in Porto – Browse 168 openings on RoboApply Jobs

Senior Java Backend Developer jobs in Porto

Open roles matching “Senior Java Backend Developer” with location signals for Porto. 168 active listings on RoboApply Jobs.

168 jobs found

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companyMindera logo
Full-time|Remote|Remote — Porto, Porto District, Portugal

At Mindera, we are dedicated to assembling an exceptional team, and we invite you to be a part of it. We are in search of skilled Kotlin/Java Backend Developers who have a genuine enthusiasm for tackling intricate challenges. Within our Agile and collaborative setting, you will take charge of the technical components of development, creating high-quality software systems. Leveraging your proficiency in Kotlin or Java (if you are keen to work with Kotlin), you will design and implement resilient and scalable backend solutions. Your contributions will span the entire software development lifecycle, encompassing requirements gathering, design, coding, testing, and deployment. We prioritize collaboration, knowledge sharing, and continuous learning at Mindera. You will have the chance to collaborate with talented individuals, mentor junior developers, and play a crucial role in the team's growth and success. If you flourish in a fast-paced, innovative environment and have a passion for working with cutting-edge technologies, Mindera is the ideal place for you.

Feb 12, 2026
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companyMindera logo
Full-time|Remote|Remote — Porto, Porto District, Portugal

At Mindera, we are on a mission to build exceptional software solutions and are actively seeking a talented Senior Backend Developer with expertise in Java or Kotlin. Join our dynamic and innovative team where collaboration and creativity are at the forefront. You will have the opportunity to tackle complex challenges while developing high-quality backend solutions in an Agile environment.Your role will involve taking ownership of the development process, from the initial requirements gathering to design, coding, testing, and deployment. You will leverage your skills in Kotlin or Java to create robust and scalable systems that push the boundaries of technology.We prioritize a culture of knowledge sharing and continuous learning, providing you with the chance to mentor junior developers and contribute significantly to our team's success. If you thrive in a fast-paced, cutting-edge environment and are passionate about technology, Mindera is the ideal place for you.

Feb 12, 2026
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companyDevexperts logo
Full-time|On-site|Porto

As we continue to expand, we are eager to connect with exceptional tech professionals and keep an open channel for future opportunities. This is a unique talent pool opportunity in Portugal, allowing us to gather spontaneous applications to create a robust pipeline of skilled individuals for when relevant positions arise.We are actively seeking talented Java Backend Developers who are enthusiastic about joining our Research & Development teams when future opportunities present themselves.Our teams focus on building and maintaining high-performance, low-latency platforms that serve thousands of users globally every day. The backend services we develop manage intricate business processes such as order processing, validation, routing, data reconciliation, and critical performance calculations. We prioritize code quality, reliability, and scalability, achieving these through meticulous design, peer reviews, and rigorous testing. Our engineers thrive in multicultural, distributed teams, collaborating with QAs, frontend developers, business analysts, and product stakeholders in an agile (Scrum/Kanban) environment.Technologies We Work With:Core Java (11+): Collections, Streams, Threads, Concurrency, JVM tuningFrameworks & Tools: Spring, JUnit5, AssertJ, MockitoInfrastructure: Docker, PostgreSQL, Liquibase, SplunkCollaboration & CI/CD: Atlassian suite, Slack, TeamCity, SonarOur Team Culture:We are passionate about coding in Java and exploring how things function at a deeper level (threads, collections, memory, JVM).We leverage strong foundations in computer science to tackle complex problems with efficient solutions.We value the creation of clean, maintainable, and well-tested code.We take ideas from concept to production and celebrate achievements as a team.We foster a collaborative, supportive, and feedback-driven environment across various cultures and time zones.We communicate primarily in English (B2+).

Nov 6, 2025
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companyDevoteam logo
Full-time|On-site|Porto

Join our dynamic development team at Devoteam as a Java Developer. In this role, you will be instrumental in designing and implementing high-quality software solutions that meet our clients' needs. Your expertise in Java programming will allow you to create efficient and scalable applications while collaborating closely with cross-functional teams.As part of our commitment to innovation, you will have the opportunity to work on exciting projects that leverage the latest technologies in software development. If you are passionate about coding and eager to contribute to a forward-thinking company, we want to hear from you!

Mar 19, 2026
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companyNatixis in Portugal logo
Java Developer | IT CIB

Natixis in Portugal

Full-time|On-site|Porto

Join the NATIXIS DOSI (IT and Operations) team as a Java Developer in our RPA (Risks, P&L and ALM) Department. This role involves creating software solutions that support the Risks Business Line, focusing on the calculation, monitoring, and workflow management of a diverse range of risks including counterparty, market, credit, and operational risks, along with solvency assessments.As part of a dedicated team based in Porto, you will contribute to the Market Risk department, particularly in overseeing Natixis Trading Activities Monitoring – Risk Mandate.Main Responsibilities:Collaborate with IT Risks Business Analysts on development and maintenance tasks;Conduct technical analysis and macro-estimations;Participate in development, testing, and documentation processes;Support parallel run activities and manage software releases.

Feb 20, 2026
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companyaltersolutions logo
Full-time|On-site|Porto

Join our innovative team at altersolutions as a Java Developer, where you'll have the opportunity to work on exciting projects and enhance your skills in a collaborative environment. We are looking for a talented individual who is passionate about software development and eager to contribute to our dynamic team.

Nov 8, 2023
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companycondukt logo
Full-time|On-site|Porto

Position OverviewJoin our innovative team at condukt as a Senior Backend Engineer, where you'll play a pivotal role in shaping the design and architecture of our core platform. Collaborating closely with the founding team, you will help us deliver exceptional value to our clients.As part of an early-stage startup, we take pride in our hands-on approach to building solutions from the ground up. You will have the opportunity to frequently ship code, iterate rapidly based on user feedback, and uphold the stringent security, performance, and uptime standards our clients expect.We are passionate about building, scaling, and growing. Our leadership team boasts a proven track record in product development, team scaling, and driving growth. Our talented engineers join us from top tech companies and unicorns.If you are enthusiastic about transforming complex challenges into simple, elegant solutions, this is the perfect role for you. You will have a significant opportunity to influence our engineering culture from the ground up.

Nov 6, 2025
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companyDevoteam logo
Full-time|On-site|Porto

Join our dynamic team at Devoteam as a Java/Angular Developer, where innovation meets creativity. We are seeking a talented mid-senior level developer who is passionate about crafting high-quality software solutions. In this role, you will collaborate with cross-functional teams to design, develop, and maintain scalable applications using Java and Angular technologies. Your expertise will contribute to enhancing user experiences and driving the success of our projects.

Mar 19, 2026
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companyNatixis logo
Full-time|On-site|Porto

Join our dynamic team at Natixis as a Fullstack Java Developer! We are looking for passionate individuals who are eager to innovate and contribute to cutting-edge projects. As a Fullstack Java Developer, you will play a key role in developing robust applications, collaborating with cross-functional teams to deliver high-quality software solutions.

Apr 13, 2026
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companyinetum2 logo
Full-time|On-site|Porto

Join inetum2 as a Full Stack Java Developer where you will be at the forefront of innovative software solutions. You will work collaboratively in a dynamic team environment, developing and maintaining high-quality applications using Java technologies. Your role will involve both front-end and back-end development, ensuring seamless integration and performance optimization.

Sep 22, 2025
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companyDevoteam logo
Full-time|On-site|Porto

Join our dynamic team as a Java Developer in the Automotive Sector! In this role, you will:Design, develop, and uphold information systems utilizing Java and relevant frameworks, adhering to the standards of the Salvador Caetano Group.Engage in strategic planning and solution development, guaranteeing high-quality results within designated timelines.Work collaboratively with team members and stakeholders to effectively communicate project updates, risks, and new opportunities.Cultivate a culture of excellence and high performance throughout your team and the broader development community.

Mar 13, 2026
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companyDevoteam logo
Full-time|On-site|Porto

Join our dynamic team as a Java Developer specializing in the Investment Sector. You will be instrumental in designing and developing high-quality software solutions that cater to the unique needs of our clients in the financial services industry. This role offers the opportunity to work with cutting-edge technologies and collaborate with a talented group of professionals.

Feb 6, 2026
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companyinetum2 logo
Full-time|On-site|Porto

Join inetum2 as a Full Stack Java Developer and immerse yourself in an innovative environment where technology and creativity converge. You will be instrumental in designing, developing, and maintaining high-quality software solutions. Collaborate with cross-functional teams to deliver exceptional user experiences and leverage your skills in both front-end and back-end development.

Sep 26, 2025
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companyDevoteam logo
Full-time|On-site|Porto

Join our dynamic team at Devoteam as a Senior Java/Camunda 8 Developer in the thriving banking sector! We are seeking a talented individual with a passion for software development to help us drive innovation and deliver exceptional solutions.As a Senior Developer, you will be responsible for designing, implementing, and maintaining high-quality Java applications using Camunda 8. You will collaborate with cross-functional teams to enhance system functionality and optimize performance.

Dec 24, 2025
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companyDevoteam logo
Full-time|On-site|Porto

Join our dynamic team at Devoteam as a Java Developer within the Banking Sector. We are looking for talented individuals who are passionate about technology and eager to contribute to innovative projects that redefine banking experiences.As a Java Developer, you will be responsible for designing, developing, and maintaining high-quality software solutions. You will collaborate with cross-functional teams to deliver robust applications that meet the needs of our clients in the financial industry.

Jan 13, 2026
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companyinetum2 logo
Full-time|On-site|Porto

Join our dynamic team at inetum2 as a Full Stack Java Developer! In this role, you will leverage your expertise in Java development to create robust applications that enhance user experiences. You will have the opportunity to work with modern frameworks and tools in a collaborative environment, contributing to exciting projects that shape the future of our solutions.

Oct 2, 2025
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companyNitro Software Inc. logo
Full-time|Hybrid|Porto, Portugal

About Us: Nitro Software Inc. is a leading global SaaS provider specializing in seamless digital document workflows. Our suite of solutions encompasses PDF management, eSigning, identity verification, and analytics, all supported by an exceptional customer success and change management team. With over 3 million licensed users and a client base exceeding 13,000 businesses across 157 countries, we proudly serve 67% of the Fortune 500. How We Work: At Nitro, we strive to cultivate an empowering environment for talented individuals. Our collaborative, innovative, and engaging work culture is guided by five core principles: One Team, One Mission: Our united commitment to Nitro's mission shapes our culture, fostering a sense of belonging within our team. Own It: We take full responsibility for our actions and decisions, encouraging each other to lead with confidence and a solutions-oriented mindset. Accountable to Our Customers: Our commitment to customer satisfaction drives us to deliver on our promises. Excellence in Execution: Passion and precision guide our work, ensuring we deliver innovative and high-quality results. Be Bold, Fail Fast, Learn Faster: We embrace learning through growth, encouraging experimentation and questioning the status quo. These values inspire us to strive for excellence in everything we do. The Role: We are in search of a Senior Java Engineer to join our dynamic team, focusing on the acquisition and renewal phases of the customer journey. The ideal candidate will collaborate closely with business stakeholders to enhance conversion rates and maximize revenue while enriching the user experience during the trial, purchase, renewal, and management of Nitro subscriptions. What You’ll Be Doing: As part of our team, you will contribute to the delivery of features, security, scalability, and resiliency enhancements to our existing codebase. Your role will involve designing new features and working cross-functionally with other engineering teams to support exciting advancements in the Nitro cloud product suite.

Apr 2, 2026
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companyDevexperts logo
Full-time|On-site|Porto

Join our innovative team at Devexperts as a Backend Engineer, where your skills will contribute to one of the premier trading platforms in the USA, catering to over 200,000 online users daily across multiple devices. Our advanced infrastructure supports over 1 million requests per second, ensuring seamless operations. Your role will encompass the backend services that manage crucial trading processes, including order issuance, validation, routing, execution, option price calculation, and reconciliation. We emphasize high performance, low latency, and robust fault tolerance in our development practices. Through meticulous code reviews and various testing methodologies, we uphold the highest code quality standards.As a Backend Engineer, you will take ownership of backend services, infrastructure, and data systems, tackling complex scalability challenges while deepening your expertise in U.S. financial systems. Your contributions will have a direct impact on products that serve millions.

Mar 16, 2026
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companyMeritis logo
Full-time|On-site|Porto

Join our dynamic team at Meritis as a French-speaking Java Developer! We are seeking a passionate developer who thrives in a collaborative environment and is eager to tackle challenging projects. You will be instrumental in designing and implementing robust applications that meet our client’s needs.

Jan 2, 2025
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companyDevoteam logo
Full-time|On-site|Porto

Join Devoteam as a Fullstack Developer specializing in Java and React within the dynamic banking sector. In this role, you will collaborate with a talented team to develop innovative solutions that enhance our clients' banking experiences. Your expertise in both front-end and back-end technologies will be essential in driving projects from conception to execution.

Jan 5, 2026

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