About Airwallex Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 200,000 businesses worldwide - including Brex, Rippling, Navan, Qantas, SHEIN and many more - with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale. Proudly founded in Melbourne, we have a team of over 2,000 of the brightest and most innovative people in tech across 26 offices around the globe. Valued at US$8 billion and backed by world-leading investors including T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is leading the charge in building the global payments and financial platform of the future. If you're ready to do the most ambitious work of your career, join us. Attributes We Value We hire successful builders with founder-like energy who want real impact, accelerated learning, and true ownership. You bring strong role-related expertise and sharp thinking, and you're motivated by our mission and operating principles. You move fast with good judgment, dig deep with curiosity, and make decisions from first principles, balancing speed and rigor. You're humble and collaborative; turn zero-to-one ideas into real products, and you "get stuff done" end-to-end. You use AI to work smarter and solve problems faster. Here, you'll tackle complex, high-visibility problems with exceptional teammates and grow your career as we build the future of global banking. If that sounds like you, let's build what's next. About the Team The issuing engineering team at Airwallex builds and operates core systems for card issuing, transaction processing, and settlement at global scale. The team owns mission-critical platforms that underpin Airwallex's issuing products, with a strong focus on reliability, scalability, and compliance. Key areas of ownership include: - Cards: Customer-facing and internal systems for card lifecycle management, controls, and configuration. - Transactions: A global, high-throughput transaction processing platform designed for low latency, high availability, and resiliency. - Settlement: Clearance, settlement, and dispute workflows that ensure financial accuracy and scheme compliance. What you'll do As a staff software engineer, you are a senior individual contributor responsible for designing, building, and evolving the most technically complex parts of the issuing platform. While you do not have direct reports, your impact comes from deep technical ownership, architectural leadership, and raising the engineering bar across teams through design, mentorship, and example. This role is based in Singapore. Responsibilities: Technical ownership and execution - Design, build, and operate highly reliable, scalable systems that powers real-time card transactions - Take end-to-end ownership of complex problem spaces, from system design through production rollout and long-term evolution. Architecture and system design - Lead the design of distributed, event-driven systems with strong guarantees around correctness, performance, and resiliency. - Drive architectural improvements that reduce complexity, improve operability, and enable future product growth. Engineering excellence - Set a high bar for code quality, testing, observability, and operational readiness. - Identify and remove technical bottlenecks that slow down teams or introduce systemic risk. Cross-team technical leadership - Influence technical direction across multiple teams through design reviews, RFCs, and hands-on collaboration. - Mentor senior engineers and help shape engineering best practices without formal people management responsibilities. Platform and infrastructure evolution - Contribute to the evolution of core infrastructure and shared platform capabilities to improve developer productivity and system reliability. - Evaluate new technologies pragmatically and guide their adoption where they deliver clear value. Who you are We are looking for senior engineers with deep technical expertise and a strong track record of impact as an individual contributor. Minimum qualifications: - 8+ years of professional software engineering experience, with sustained impact as a senior or staff-level individual contributor. - Bachelor's degree in Computer Science, Software Engineering, or a related field. - Strong proficiency in backend development using languages such as Java, Kotlin, Go, or Python. - Deep experience designing and delivering large-scale, distributed systems in production. - Strong computer science fundamentals and solid understanding of object-oriented design. - Hands-on experience with event-driven and streaming architectures, for example Kafka. - Proven experience designing and operating RESTful APIs at scale. - Experience with domain-driven design and event-driven architectures. - Cloud experience with GCP (preferred) or AWS, including Docker and Kubernetes. - Familiarity with observability tooling such as Splunk, Grafana, and Prometheus. - Demonstrated ability to mentor engineers and influence technical direction through design and execution rather than authority. Preferred qualifications: - Experience in fintech, payments, or other regulated financial domains. - Deep experience with JVM-based ecosystems, including Java or Kotlin with Spring or Spring Boot. Applicant Safety Policy: Fraud and Third-Party Recruiters To protect you from recruitment scams, please be aware that Airwallex will not ask for bank details, sensitive ID numbers (i.e. passport), or any form of payment during the application or interview process. All official communication will come from an @airwallex.com email address. Please apply only through careers.airwallex.com or our official LinkedIn page. Airwallex does not accept unsolicited resumes from search firms/recruiters. Airwallex will not pay any fees to search firms/recruiters if a candidate is submitted by a search firm/recruiter unless an agreement has been entered into with respect to specific open position(s). Search firms/recruiters submitting resumes to Airwallex on an unsolicited basis shall be deemed to accept this condition, regardless of any other provision to the contrary. Equal opportunity Airwallex is proud to be an equal opportunity employer. We value diversity and anyone seeking employment at Airwallex is considered based on merit, qualifications, competence and talent. We don't regard color, religion, race, national origin, sexual orientation, ancestry, citizenship, sex, marital or family status, disability, gender, or any other legally protected status when making our hiring decisions. If you have a disability or special need that requires accommodation, please let us know.

Role Description Wir bei Devhub IT Solutions arbeiten an spannenden Digitalprojekten für Kunden im DACH-Raum. Aktuell suchen wir für ein langfristiges Projekt im Finanzbereich ab Oktober 2025 nach Verstärkung: - Du bist erfahren in Java, Spring Boot und hast Lust, dich in ein komplexes System reinzufuchsen. Wichtig: Für diese Rolle ist ein Hauptwohnsitz in Österreich erforderlich (remote möglich). Bewerbungen aus dem Ausland können wir aktuell leider nicht berücksichtigen. Qualifications - Mehrere Jahre Erfahrung in der Softwareentwicklung - Sehr gute Kenntnisse in Java, Spring Boot, Microservices - Erfahrung mit React im Frontend - Vertraut mit PostgreSQL, Docker und AWS - Arbeiten nach Scrum ist für dich Standard - Fließendes Deutsch in Wort und Schrift ist ein Muss (KO-Kriterium) - Wohnsitz in Österreich ist Voraussetzung (unabhängig von der Staatsbürgerschaft) - Vollzeitverfügbarkeit (38,5h/Woche) oder Teilzeit (mind. 35h/Woche). Keine studienbegleitende Tätigkeiten Requirements - Umsetzung neuer User Stories - Erweiterung bestehender Funktionalitäten - Entwicklung neuer Microservices (Java, Spring Boot) - Entwicklung im Frontend (React, ca. 30%) - Durchführung von Code-Reviews - Entwicklertests sowie Unit- und Integrationstests Benefits - Remote-First: Arbeiten von überall möglich (gelegentliche Dienstreisen nach Deutschland zum Kunden, max. 1-2x/Jahr) - Office in Graz verfügbar - Workation mit gesamten Team 1x jährlich - Modernes Arbeitsgerät (MacBook Pro) - Flexible Zeiteinteilung - Flache Hierarchien und echte Eigenverantwortung

Company overview Consumer Edge is a data and AI-driven company that equips global organizations with real-time, transaction-based insights. Our engineers work across domains—Data, AI, and application development—to build a platform that translates complex data into clear business intelligence. Role summary As a Backend Engineer for the Client Platform Team, you’ll develop and maintain backend systems supporting internal and external portals. You’ll design APIs, ensure reliability, and contribute to the modernization of Consumer Edge’s legacy platform into a scalable, cloud-native architecture. Your main responsibilities - Build and maintain backend APIs and services. - Collaborate with front-end teams to deliver performant, secure integrations. - Refactor and modernize legacy systems for scalability and observability. - Write clean, testable code and contribute to CI/CD improvements. - Support production deployments and ongoing reliability initiatives. - Participate in architecture and design discussions. We’re looking for someone with - 3-5 years backend engineering experience. - Proficiency in Scala. - Experience building APIs and working with cloud infrastructure (GCP, AWS). - Familiarity with Typescript, GraphQL, PostgreSQL, and containerized environments (Docker, Kubernetes). - Experience building Data pipelines a plus. - Strong debugging, problem-solving, and collaboration skills. - You are comfortable working in a fast moving AI/Data driven start-up environment. Tech stack & team context Platform Backend services are primarily Scala-based and deployed on AWS/GCP with GraphQL interfaces. You’ll collaborate closely with Client Platform front-end teams ( TypeScript, React) to support platform functionality and performance. Benefits & perks We are a remote-first company with a distributed environment and flexible working arrangements. We believe that distributed workers should be first-class citizens. We also have an office in Dublin if offices are your thing.

Role Description Como vai ser seu dia a dia como Pessoa Desenvolvedora Backend Sênior por aqui? - Liderar e otimizar o design da arquitetura dos sistemas back-end, garantindo escalabilidade, alta performance e flexibilidade, atendendo às necessidades da empresa e das equipes de produto. - Desenvolver e manter APIs complexas e microserviços, focando na integração com múltiplos sistemas internos e externos, garantindo uma performance excepcional e a segurança dos dados. - Garantir a evolução contínua da plataforma, implementando melhorias significativas no código, escalabilidade e processos de integração, monitoramento e segurança. - Trabalhar com novas tecnologias e arquiteturas de sistemas, aplicando práticas de integração contínua (CI/CD), containers (Docker, Kubernetes), e ferramentas de cloud (AWS, GCP, Azure). - Mentorar e orientar equipes de desenvolvedores, ajudando a elevar o nível técnico do time e promovendo boas práticas de código, testes automatizados e revisão de código. - Contribuir para a definição de estratégias e decisões técnicas, colaborando com equipes de produtos, design e outras áreas para garantir soluções integradas e eficazes. - Garantir a alta disponibilidade, segurança e resiliência dos sistemas, antecipando problemas e implementando soluções para evitar falhas no ambiente de produção. - Liderar a execução de projetos críticos, desde o levantamento de requisitos até a entrega final, com foco em prazos, qualidade e eficiência. - Analisar e otimizar performance de sistemas, aplicando boas práticas de profiling e tuning de código e banco de dados para reduzir latências e melhorar a escalabilidade. - Garantir que os projetos sigam as melhores práticas de segurança, como criptografia, autenticação, autorização e prevenção contra vulnerabilidades como SQL Injection, XSS, CSRF. Qualifications - Experiência avançada em PHP, com domínio de frameworks como Laravel, Symfony, ou Zend, e habilidades em arquitetura de sistemas e design de microserviços. - Conhecimento profundo em banco de dados relacionais (MySQL, PostgreSQL) e não relacionais (MongoDB, Redis), incluindo otimização de consultas e estratégias de sharding e replicação. - Sólida experiência com APIs RESTful e GraphQL, além de experiências com integração com sistemas de terceiros (pagamento, autenticação, etc.). - Forte conhecimento em segurança de aplicações web (criptografia, gestão de acessos, prevenção contra ataques). - Experiência com CI/CD (Jenkins, GitLab, CircleCI ou similares). - Familiaridade com cloud computing (AWS, GCP ou Azure), containers (Docker, Kubernetes) e deploys escaláveis. - Experiência em arquiteturas distribuídas: microserviços, event-driven e serverless. - Experiência com integrações assíncronas via mensageria (Kafka, SQS). Requirements - Ter conhecimento no desenvolvimento de scripts de automação de processos de negócio utilizando Python. - Ter conhecimento em arquitetura de integrações de sistemas como ERPs, CRMs e bancos de dados, utilizando APIs, web scraping e outras técnicas para garantir que os serviços possam interagir eficientemente com os sistemas existentes. - Ter conhecimento em soluções de Workflow como N8N, Zapier, Make, etc. - Ter conhecimento em soluções de visualização de dados. Benefits - Modelo de trabalho: Remoto. Company Description A Sympla prioriza a diversidade e a pluralidade. Acreditamos que um time diverso é essencial para a inovação e o sucesso. Por isso, todas as pessoas são bem-vindas em nosso processo seletivo, independentemente de sua origem, gênero, etnia, orientação sexual, identidade de gênero, deficiência, idade ou qualquer outro marcador de diversidade. Valorizamos a troca de experiências e perspectivas e estamos comprometidos em criar um ambiente inclusivo e acolhedor para todos!