Source Job

Europe

  • Work on business-critical systems for parcel creation and major initiatives across InPost.
  • Own the full development lifecycle: from architecture design to deployment and testing.
  • Build event-driven microservices using Java 21, Spring Boot, Kafka, and Hexagonal Architecture.

Java Spring Boot Kafka PostgreSQL Kubernetes

20 jobs similar to Senior Software Engineer (Java)

Jobs ranked by similarity.

Brazil

  • Develop and evolve complex backend solutions in production microservices, transforming business requirements into scalable and sustainable architectures.
  • Collaborate with architects, tech leads, and product teams to design BFFs and integrations, actively participating in code reviews and best practices.
  • Investigate production issues, identify root causes, and propose architectural improvements while acting as a technical reference for junior and mid-level developers.

CI&T helps large companies turn AI potential into real business impact through AI deployment, AI-native execution, and tech-integrated business solutions. With 30 years of experience and 8,000 CI&Ters across 25+ countries, the company fosters a collaborative culture where AI is embedded in daily work.

US

  • Design and develop full-stack payment modernization solutions using Java, Spring Boot, Kafka, and React.
  • Apply domain-driven design and own identity, cloud, and performance engineering for card network integration.
  • Drive testing, CI/CD, and collaborate across teams in a large matrixed program environment.

Kunai builds full-stack technology solutions for banks, credit and payment networks, infrastructure providers, and their customers. With over 20 years of success, the company fosters a culture of collaboration, creativity, and continuous learning.

US

  • Architect and deliver enterprise-grade Java solutions with deep expertise in Java 17/21+, Spring Boot, Spring Cloud, and Spring Security.
  • Drive event-driven microservices using Kafka, Debezium CDC, and Kubernetes with production-grade deployment practices.
  • Integrate Generative AI capabilities into Java platforms using LangChain4j, Spring AI, and MCP for intelligent applications.

Global

  • Implement software components according to design specifications and perform system integration, testing, and troubleshooting.
  • Participate in estimating project efforts, collaborate with stakeholders, and provide technical input into product roadmaps.
  • Support and optimize CI/CD processes and take part in triage activities for incident analysis and prioritization.

Miratech is a global IT services and consulting company that helps enterprises with digital transformation. The company retains nearly 1000 full-time professionals and fosters a culture of Relentless Performance with a 99% project success rate.

Global

  • Design and implement high-performance, fault-tolerant connector integrations and distributed microservices for a multi-tenant SaaS platform.
  • Drive technical decisions, mentor junior engineers, and champion best practices including code reviews, testing, and observability.
  • Collaborate with Product, DevOps, and SRE teams to deliver features, resolve production incidents, and improve platform reliability.

Jitterbit automates and orchestrates business systems through a unified AI-infused low-code platform for integration, orchestration, automation, and app development. The company is a growing leader in the iPaaS space with a flexible, remote-friendly culture and a mission-driven team.

$79,781–$116,347/yr
Global Unlimited PTO

  • Design, develop, and maintain scalable, high-performance, low-latency backend services using Java and AWS in a distributed environment.
  • Collaborate with product, frontend, and QA teams while optimizing services for performance, reliability, and scalability.
  • Drive engineering best practices, CI/CD, observability, and technical mentorship across the team.

A global AI-powered SaaS platform improving the safety of online transactions through distributed systems and real-time data. Remote-first, engineering-led, and AI-first culture with emphasis on learning and collaboration.

US

  • Set technical direction and own architecture for major services and integrations within Internal Platforms.
  • Design, build, and maintain Java-based backend services that are scalable, resilient, and well-tested.
  • Mentor engineers, partner with cross-functional teams, and drive predictable delivery for complex initiatives.

Fanatics builds a leading global digital sports platform for commerce, collectibles, and betting & gaming. With over 22,000 employees, it is committed to enhancing the fan experience and delighting sports fans globally.

Europe

  • Design, build and maintain scalable backend systems using modern Java, Node.js and AWS.
  • Lead technical design and architectural discussions to ensure maintainable, performant solutions.
  • Mentor engineers and drive engineering excellence through testing, documentation and code reviews.

CreateFuture builds scalable, secure software for clients, focusing on Java, Node.js, and AWS. They offer a supportive and friendly culture with flexible working and investment in growth.

US

  • Design, build, and maintain Java-based backend services using Spring Boot or similar frameworks.
  • Develop scalable integrations with Salesforce and other internal/external systems.
  • Participate in architecture discussions, write high-quality code, and troubleshoot complex issues.

Fanatics is building a leading global digital sports platform, offering products and services across commerce, collectibles, and betting & gaming. With over 22,000 employees, the company is committed to enhancing the fan experience and delighting sports fans globally.

$130,000–$170,000/yr
US

  • Design and implement core platform features for IoT device management and DER integration.
  • Drive migration from monolith to microservices, including API development and data modeling.
  • Mentor engineers and collaborate cross-functionally to deliver scalable, high-quality solutions.

EnergyHub empowers utilities and their customers to create a clean, distributed energy future by turning smart thermostats, EVs, batteries, and other devices into virtual power plants. The company offers a collaborative, flexible culture with a focus on climate impact, growth, and employee wellbeing.

Global

  • Design, develop, and maintain backend services, APIs, and data integration layers that power key product features.
  • Author design documents and drive technical leadership across the domain to ensure scalable, reliable microservices.
  • Mentor junior and mid-level engineers while collaborating cross-functionally with global teams.

Tala is an AI-native credit infrastructure company that connects global capital to the global majority, using proprietary risk intelligence to power credit access at scale. The company has distributed over $9 billion to more than 14 million customers and has been recognized by Fortune, CNBC, and Forbes.

  • Design and develop scalable, secure, and high-performance backend services using Java and Spring Boot.
  • Build and maintain cloud-native infrastructure with Terraform and Salt on AWS.
  • Leverage AI-powered development tools to accelerate delivery and improve software quality.

Everbridge is a global software company that provides critical event management and enterprise resilience solutions. The engineering culture emphasizes scalable, reliable, and AI-enabled development practices in a collaborative environment.

  • Build and maintain reliable, scalable backend services using Kotlin or Java and modern web frameworks.
  • Take ownership of features from user problem discovery through development, rollout, and evaluation of impact.
  • Work closely with product managers, designers, and engineers to translate ideas into high-quality shipped experiences.

The company builds reliable, scalable SaaS products that improve the way frontline employees work. It is a young technology organization with a collaborative, remote-first culture and highly motivated colleagues.

Poland

  • Design, develop, and maintain scalable backend services using Spring Boot and REST APIs.
  • Build responsive and user-friendly frontend components using React and modern JavaScript.
  • Collaborate with cross-functional teams, participate in code reviews, and troubleshoot production issues.

TD SYNNEX is a Fortune 500 global technology distributor operating in over 100 countries, connecting vendors with partners and customers. With over 22,000 employees, we support large-scale digital platforms and value diversity and inclusion.

US

  • Design, develop, and maintain features for the FinTech application using Java 21 and Spring Boot 3.x.
  • Collaborate with senior engineers and Product Managers to deliver high-quality software solutions.
  • Write unit and integration tests to ensure quality and stability of the codebase.

NationsBenefits is a Healthcare Fintech company that provides supplemental benefits and member engagement solutions to managed care organizations. It is recognized as a fast-growing company with a collaborative, compliance-focused culture and opportunities for advancement.

Global

  • Design and implement workforce planning, forecasting, scheduling, and optimization capabilities using Java, Spring Boot, and domain-driven design.
  • Build microservices for forecasting, staffing, schedule generation, shift management, adherence, and operational reporting.
  • Develop responsive workforce applications with TypeScript and React, integrating WFM capabilities with CX platforms, ACD, HR, and enterprise systems.

Miratech is a global IT services and consulting company that supports digital transformation for large enterprises. With nearly 1,000 professionals across 25 countries, it maintains a values-driven culture focused on relentless performance and client success.

$121,000–$200,000/yr
US

  • Design, develop, and deploy scalable backend systems to power the Fanatics App.
  • Build features, participate in code reviews, and help define architecture and best practices.
  • Work closely with product and platform teams to deliver a seamless sports fan experience.

Fanatics is building a leading global digital sports platform, enabling fans to buy, collect, and bet across its commerce, collectibles, and betting divisions. With over 22,000 employees, the company focuses on relentlessly enhancing the fan experience and delighting sports fans worldwide.

Germany 6w PTO

  • Shape architecture across the Transaction domain, guiding two engineering teams.
  • Build next-gen transaction experiences with React and Java.
  • Raise engineering standards beyond one team through influence.

Redcare Pharmacy is Europe's No.1 e-pharmacy, passionate about innovation and creating a healthy work environment. With a large scale across Europe, we are powered by collaborative teams and cutting-edge technology.

France

  • Design data schemas and take ownership of data semantics.
  • Maintain, improve, and scale Java APIs and distributed services.
  • Improve the reliability, testability, and maintainability of backend systems.

Airship is a no-code, AI-powered platform that helps leading brands create, test, and orchestrate hyper-personalized cross-channel customer experiences. The company fosters a digital-first work environment and offers flexible remote work, mentorship, and growth opportunities.