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Top Software Engineer Jobs in Madrid

5 Days AgoSaved
Remote
15 Locations
Senior level
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3
Design, develop, and maintain mobile applications using React Native, focusing on user onboarding and experience optimization while mentoring other engineers and influencing technical strategies.
Top Skills: Api DesignFrontend Testing FrameworksJavaScriptNext.JsReact NativeTypescriptWebsockets
5 Days AgoSaved
In-Office or Remote
17 Locations
Senior level
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3
As a Senior Software Engineer at Kraken, you will collaborate with teams to develop onchain services, optimize applications, and mentor engineers, focusing on blockchain and DeFi technologies.
Top Skills: GraphQLNode.jsReactReact NativeRestful ApisSQLTypescriptWebsockets
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3
As a Senior Software Engineer at Kraken, you will design and maintain backend systems, SDKs, and APIs, enabling efficient growth engineering. You will improve internal tools, enhance developer workflows, and ensure system reliability across multiple teams.
Top Skills: DockerGitlab Ci/CdGoKubernetesMariadbMySQLPythonRedisRubyRustTerraformTypescript
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3
Design, develop, and maintain payment processing systems. Optimize user experiences, ensure security, mentor engineers, and influence technical decisions.
Top Skills: Frontend Testing FrameworksJavaScriptNext.JsReact NativeReactTypescriptWebsockets
5 Days AgoSaved
In-Office or Remote
17 Locations
Senior level
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3
As a Senior Software Engineer, you'll tackle high-impact problems by creating full-stack applications, collaborate across teams, and drive user engagement through strategic engineering solutions fitted for growth.
Top Skills: DockerGitlab Ci/CdGoKubernetesMysql/MariadbPythonReactReact NativeRedisRubyRustTerraformTypescript
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3
Design and implement robust Rust services for Kraken's core infrastructure, focusing on security, maintainability, and operational resilience in production environments, while collaborating with product teams and debugging issues across the stack.
Top Skills: KafkaRust
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3
The Frontend Engineer will enhance analytics tracking, optimize data flow and attribution models while collaborating across teams to ensure data accuracy and governance.
Top Skills: AppsflyerGoogle AnalyticsGoogle Tag ManagerMixpanelReactSegmentTypescript
5 Days AgoSaved
Remote
15 Locations
Senior level
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3
Design, build, and optimize high-performance AI infrastructure systems to support intelligent agents, ensuring reliability and scalability for millions of users.
Top Skills: Distributed SystemsMl InfrastructureMlopsRust
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3
Design and implement robust Rust services for trading and payments, focusing on performance and user impact while collaborating on distributed systems architecture.
Top Skills: KafkaRust
5 Days AgoSaved
In-Office or Remote
4 Locations
Junior
Junior
Software • Cybersecurity
The Software Development Engineer at Malwarebytes will develop backend solutions, collaborate with teams, and improve application efficiency using various programming languages and cloud technologies.
Top Skills: AWSC#DockerGoKubernetesPython
5 Days AgoSaved
Remote
Spain
Senior level
Senior level
Cloud • Software • Transportation
The Senior Software Engineer will design, develop, and maintain mobile applications, lead projects, mentor engineers, and collaborate with teams to enhance user-centric features mainly for the driver app.
Top Skills: Aws CdkAws LambdaCi/CdMySQLNode.jsPostgresReact NativeTypescript
Reposted 5 Days AgoSaved
Remote
5 Locations
Senior level
Senior level
Hardware • Information Technology • Other • Software • Analytics
Develop and maintain platform services for transportation products, focusing on both frontend and backend architecture, while collaborating with cross-functional teams.
Top Skills: AngularCSSDockerGitGitlabHTMLJavaKafkaKubernetesPostgresRest ApiSpringSpring BootTypescript
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Reposted 5 Days AgoSaved
Remote
Spain
Senior level
Senior level
Cloud • Security • Software • Generative AI
The Senior Build Engineer will manage software build, test, and release processes for Elastic Agent, focusing on CI/CD systems and Golang projects, while ensuring testing accuracy and security best practices.
Top Skills: BuildkiteCdCiContainerizationGo
Reposted 5 Days AgoSaved
Remote
Spain
Senior level
Senior level
Healthtech
The Senior Software Engineer will design and implement web applications, enhance existing architectures, mentor engineers, and contribute to project planning and technical standards.
Top Skills: Angular
Reposted 5 Days AgoSaved
Easy Apply
Remote
Spain
Easy Apply
Senior level
Senior level
Marketing Tech • News + Entertainment • Software
Lead integration of LLMs and generative AI into production applications, implement RAG and prompt-engineering solutions, build CI/CD pipelines, collaborate with cross-functional teams, mentor engineers, and drive AI automation and platform improvements.
Top Skills: AnthropicAWSCi/CdDatadogDjangoDockerEvent-Driven ArchitectureFastapiFine-TuningGoogleHugging FaceKubernetesLlmsMetaOpenaiPrompt EngineeringPythonRagStability AiTerraform
Reposted 6 Days AgoSaved
In-Office or Remote
83 Locations
Senior level
Senior level
Artificial Intelligence • Real Estate • Software
As a Senior Software Engineer, you'll design, build, and scale the core systems and APIs of The Flex platform, focusing on automation, reliability, and performance.
Top Skills: AWSFastapiNode.jsPythonReact
Reposted 6 Days AgoSaved
Remote
28 Locations
Senior level
Senior level
Software • Energy
Design and build backend systems for a flexibility engine, collaborating across teams and ensuring reliability for live deployments. Requires experience in distributed systems and maintainable code.
Top Skills: AWSAxiomDynamoDBNode.jsTimescaledbTypescript
Reposted 7 Days AgoSaved
Remote
Spain
Senior level
Senior level
Cloud • Software • Transportation
Lead design and development of driver-facing mobile apps using React Native and TypeScript. Build a new React Native app from scratch, evolve existing Driver App and services, own full development lifecycle, improve CI/CD, collaborate with Product and Design, and mentor other engineers.
Top Skills: Aws CdkAws LambdaCircleCIInfrastructure-As-CodeJenkinsKotlinMySQLNode.jsPostgresReact NativeRn DetoxServerlessSwiftTypescript
Reposted 7 Days AgoSaved
Remote
6 Locations
Senior level
Senior level
Cloud • Information Technology • Software
Join Ververica as a Senior Software Engineer to solve complex data engineering problems using Apache Flink, mentor junior developers, and build data-intensive solutions.
Top Skills: JavaJvmKubernetesSpring Boot
Reposted 7 Days AgoSaved
Remote
Spain
Expert/Leader
Expert/Leader
Cloud • Security • Software • Generative AI
Lead technical initiatives on Elasticsearch Storage Engine, optimize Timeseries data solutions, collaborate with global teams, and enhance code clarity and efficiency.
Top Skills: CassandraElasticsearchJavaMongoDBPostgresSolr
Reposted 7 Days AgoSaved
Easy Apply
Remote
Spain
Easy Apply
50K-90K Annually
Senior level
50K-90K Annually
Senior level
Marketing Tech • News + Entertainment • Software
Build and operate geo-localized, multi-region backend services with emphasis on data residency, reliability, and privacy. Design and implement features, work with event-driven systems, optimize performance and scalability, collaborate cross-functionally, own core components, mentor teammates, and drive best practices for observability and system design.
Top Skills: AWSCockroachdbDockerDynamoDBKafkaKubernetesPython
Reposted 7 Days AgoSaved
Easy Apply
Remote
28 Locations
Easy Apply
Junior
Junior
Cloud • Software
The Junior Software Developer will collaborate on a cloud-native monitoring stack, developing features, debugging, and representing Canonical at events.
Top Skills: GoKubernetesOpenstackPythonUbuntu Linux
Reposted 7 Days AgoSaved
Easy Apply
28 Locations
Easy Apply
Senior level
Senior level
Cloud • Software
As a Senior Software Engineer, you will develop and manage a MongoDB solution on various platforms, ensuring reliability and security while contributing to a small team focused on impactful projects.
Top Skills: MongoDBPython
8 Days AgoSaved
Easy Apply
Remote
Spain
Easy Apply
Senior level
Senior level
Artificial Intelligence • Software • Automation
The Principal Software Engineer will technically own the Vantage platform, focusing on development, quality assurance, and innovative improvements while collaborating with cross-functional teams.
Top Skills: .NetAksAzureC#LlmNlpOcr
Reposted 8 Days AgoSaved
Remote
2 Locations
Senior level
Senior level
Software
You will design, build, and evolve core features of ODC Studio, collaborating with teams to deliver solutions and drive engineering excellence, while mentoring others and promoting clean code practices.
Top Skills: .Net CoreAngularC#Ci/CdContainersJavaScriptMicroservicesReactTypescript
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