Tech jobs

Talent Connect

Open 40d HybridEuropeFull-timeSenior

Senior Backend Java Developer (Microservices / AWS) - Spain (Hybrid/Remote)

Agile API AWS Cloud Cloud Native +14 skills

Build and maintain scalable, cloud-native microservices for a digital banking platform using Java, Spring Boot, and AWS.

ALOVIA CONSULTING

Senior Backend Developer / Architect (Java -Spring Boot)

API AWS Azure BDD CI/CD +17 skills

Design and build event-driven microservices in Java/Spring Boot, using Kafka, Redis, AWS/Azure, and OpenShift while owning CI/CD and automated testing.

Joppy

Senior Backend Developer

Agile AI API AWS CI/CD +13 skills

Build and scale the backend of an AI-native SaaS recruiting platform using Django, Python, PostgreSQL and cloud services, ensuring high availability and robust integrations.

Yapily Ltd

Open 40d HybridEuropeSenior Licensed UK sponsor

Senior Backend Developer

AI API Distributed Systems Java Microservices +2 skills

Build and scale secure open-banking APIs and microservices in Java/Spring, integrating AI coding agents to boost team velocity while shaping the technical roadmap for a fast-growing fintech.

MasOrange

Senior Backend Developer

Agile API Argo CD Claude Code Cloud +11 skills

Build and own backend microservices in Java 21 and Go, deploying to GCP with Kubernetes, while using AI tools to accelerate development and iterating on product impact.

Macadam Technologies, S.L.

Open 40d HybridEuropeSenior

SENIOR BACKEND DEVELOPER

Agile AI Analytics API BigQuery +15 skills

Build and maintain the server-side infrastructure for a popular walking app using NestJS, PostgreSQL, Redis, and Google Cloud Platform, collaborating with mobile and data teams.

Yuki

Open 40d HybridEuropeSenior

Senior Backend Developer

Agile CI/CD C# .NET Networking

Leads a backend team using C#/.NET and DDD to build accounting software, coaching developers and driving agile practices while coding hands-on.

IODigital

Senior Java Spring Backend Developer — Remote

Build and maintain Java Spring backend services for innovative projects in a collaborative Madrid-based team.

Senior .NET Backend Developer - 100% Remote

Build and maintain scalable .NET backend services using C#, ASP.NET, REST APIs, and Entity Framework in a long-term remote role.

C# .NET

KAIROS DIGITAL SOLUTIONS

Senior Java Backend Developer | Remote & Microservices

API Docker Git Kafka Kubernetes +2 skills

Build and maintain high-level backend services using Java, Spring Boot, and microservices architecture with Docker, Kubernetes, and Kafka.

Capitole

Senior Backend Developer (Full-remote)

Senior Backend Developer designing and building APIs, microservices, and cloud-based systems with Clean Code practices and unit/integration testing.

API Cloud JUnit Mockito

Tecdata

Senior .NET Backend Developer - Remote (Madrid)

Builds and maintains .NET backend services in C# and ASP.NET, designing REST APIs and following modern architectures.

Senior Backend Developer - KYC

A/B Testing Airflow Analytics Authentication Automation +13 skills

Build backend services in Java 17 for Sumsub’s KYC and identity-verification platform, using Dropwizard, Kafka, ClickHouse, and Elasticsearch to process identity data and automate compliance workflows.

Jobtailor

Senior Backend Developer, Java

API AWS Cloud Docker Java +11 skills

Build and maintain Java-based backend services and cloud solutions, designing scalable microservices and integrating enterprise systems using Spring Boot, AWS, and Kafka.

BCNC GROUP

Senior Backend Developer con Cobol

Maintain and evolve core banking applications in COBOL on mainframe (z/OS, CICS, JCL, DB2) for a multinational bank, ensuring stability and scalability of critical systems.

COBOL Db2 Jcl Mainframe

knowmad mood

Senior Java Backend Developer — Remote

API CI/CD Cloud Cloud Native Java +5 skills

Build and evolve secure Java microservices in a cloud-native stack using Spring, REST APIs, OpenShift/Kubernetes, and CI/CD pipelines.

Babel

Desarrollador Senior Java Backend | Microservicios & Cloud

Senior Java backend developer building microservices and cloud-native apps in a collaborative consultancy environment.

Desarrollador senior Backend / Integración (Java & Apache Camel)