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Staff Software Engineer - Platform Application Services

Okta, Inc.

Full-time|On-site|Barcelona, Spain

Discover OktaAt Okta, we are redefining security and identity management, empowering individuals to use any technology, on any device, anywhere. Our versatile products, including the Okta Platform and Auth0 Platform, ensure secure access and authentication, embedding identity at the heart of business security and scalability.We embrace diverse perspectives a…

Mar 20, 2026

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Network Security Engineer at T-Systems Iberia | Granada

T-Systems Iberia

Full-time|On-site|Granada

Role Overview T-Systems Iberia is looking for a Network Security Engineer in Granada. This position focuses on protecting the company's network infrastructure and data by developing and maintaining security measures. What You Will Do Design, implement, and monitor network security protocols Collaborate with teams across the company to strengthen security practices Support efforts to ensure the integrity and confidentiality of company data

Apr 20, 2026

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Security Engineer (f/m/d) at t-systemsiberia | Granada

T-Systems Iberia

Full-time|On-site|Granada

T-Systems Iberia is looking for a Security Engineer to join the team in Granada. This role centers on protecting digital assets and keeping the company's infrastructure secure. The Security Engineer will play a key part in spotting vulnerabilities, setting up security measures, and keeping a watchful eye on systems to defend against cyber threats. Key responsibilities Identify and assess potential security vulnerabilities Implement security controls and measures Monitor systems for suspicious activity or threats Support efforts to strengthen overall cybersecurity What we look for The team values a proactive approach and genuine interest in cybersecurity. The ideal candidate is ready to help build a safer digital environment at T-Systems Iberia.

Apr 28, 2026

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DevOps Engineer with Google Cloud Platform (GCP)

T-Systems Iberia

Full-time|On-site|Granada

About the Role:We are seeking a dynamic and skilled DevOps Engineer to join our innovative team, focusing on the operation and enhancement of our advanced text-recognition solution, which primarily facilitates communication with local authorities. This position merges both administrative and technical duties, concentrating on ensuring efficient operations, monitoring system performance, and implementing enhancements to boost application reliability and precision.Your Responsibilities:Manage, maintain, deploy, and monitor our AI-driven text recognition application hosted on Google Cloud Platform (GCP).Enhance and optimize the application's cloud architecture and resource allocation for scalability, cost-efficiency, and reliability.Automate monitoring, alerts, and incident resolution wherever possible.Integrate and oversee partner system connections utilizing REST APIs and API Gateways.Support the operation and maintenance of Large Language Model (LLM) endpoints hosted on Azure.Track the technical performance of the AI model, including its statistical accuracy indicators and user feedback.Create and refine Document Intelligence models within Microsoft Azure.Facilitate operations by assisting Incident, Problem, and Change Management processes.Continuously enhance the Monitoring and Alerting capabilities of the application.Assist in resolving Service Desk Tickets from our internal customers.Further develop and optimize simple rules in Python to enhance application output quality.Deploy and manage use cases via GitLab pipelines.Integrate services to enhance application functionality and improve API management.Conduct administrative tasks such as user management and technical activities including network configuration, Infrastructure as Code (IaC) deployment, and service monitoring.

Jan 23, 2026

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Data Engineer - Google Cloud Platform (GCP)

T-Systems Iberia

Full-time|On-site|Granada

Join T-Systems Iberia as a Data Engineer specializing in Google Cloud Platform (GCP). In this pivotal role, you will design, build, and maintain scalable data pipelines and data architectures that support our business objectives. You will work collaboratively with data scientists and analysts to enhance data accessibility and usability, driving impactful insights from complex datasets.The ideal candidate will have expertise in cloud technologies, particularly GCP, and a strong background in ETL processes, data warehousing, and big data technologies. If you are passionate about transforming data into actionable insights and thrive in a dynamic environment, we would love to hear from you!

Apr 30, 2026

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Data Engineer - Google Cloud Platform (GCP)

T-Systems Iberia

Full-time|On-site|Granada

Join our dynamic team at T-Systems Iberia as a Data Engineer specializing in Google Cloud Platform (GCP). In this role, you will leverage your technical expertise to design, develop, and optimize data pipelines that support our clients' data-driven strategies. This position offers a unique opportunity to work on cutting-edge technology while collaborating with talented professionals in a supportive environment.

Apr 30, 2026

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Cyber Security Engineer with CTF and Reverse Engineering Expertise

NielsenIQ

Full-time|On-site|Madrid/Barcelona/Valladolid

Join NielsenIQ as a Cyber Security Engineer and be at the forefront of protecting our digital assets. You will leverage your skills in Capture The Flag (CTF) competitions, reverse engineering, and ethical hacking to enhance our security posture against evolving threats. Collaborate with a talented team and contribute to innovative security solutions that safeguard our clients’ data.

Mar 18, 2026

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Senior Engineering Manager - Platform Metal | Remote in Spain

Grafana Labs

Full-time|Remote|Spain (Remote)

Join Grafana Labs, a leading remote-first organization renowned for its open-source contributions. With over 20 million users worldwide utilizing our powerful Grafana visualization tool, we monitor a vast spectrum of phenomena—from environmental changes to everyday operations. Our iconic dashboards have made appearances at significant global events including NASA launches and the Tour de France. Our commitment extends to over 3,000 enterprises, including giants like Bloomberg and JPMorgan Chase, empowering them to manage their observability strategies effectively through our Grafana LGTM Stack, which can be utilized either through Grafana Cloud or Grafana Enterprise Stack.As we scale rapidly, we remain dedicated to our core values: an open-source heritage, a collaborative global culture, and a drive for meaningful work. Our team flourishes in an environment fueled by transparency, autonomy, and trust.If you're excited about this opportunity, we encourage you to apply—this could be a pivotal moment in your career.This position is fully remote, and we are considering candidates from Germany, Sweden, Spain, Ireland, and the UK only.Senior Engineering Manager - Platform MetalThe Opportunity:About our Platform:Grafana Cloud handles millions of metrics, log lines, and traces per second from our clients' environments, integrating them into a highly available, low-latency stack designed for processing and storing this data while delivering it to dashboards and alerting tools. Our goal is to escalate this to hundreds of millions per second, ensuring we enhance performance, reliability, and efficiency as we grow.The Internal Engineering Platform (IEP) provided by our Platform group equips application engineers with the necessary tools, systems, and Kubernetes clusters to build, deploy, and manage their workloads.We are seeking a manager to lead a new Platform “Metal” squad, tasked with the development and provisioning of essential resources including storage, networking, and Kubernetes clusters in new environments, starting with our own physical hardware.

Feb 27, 2026

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Senior Cloud Infrastructure Security Engineer

Ebury

Full-time|Hybrid|Madrid

Ebury is dedicated to empowering ambitious businesses in their quest for global expansion, and we extend that same commitment to our employees. We foster an innovative and collaborative environment that encourages problem-solving and ensures that everyone feels valued, supported, and empowered to thrive.If you're a team player eager to reshape the way businesses function on a global scale, reach out to us! We're excited to discuss how Ebury can elevate your career and help you influence the future.Senior Cloud Infrastructure Security EngineerHybrid (4 days in office) in MadridEbury is making substantial investments in its cloud infrastructure security to uphold the trust and safety of our worldwide financial services. As a Senior Security Engineer specializing in Cloud Infrastructure, you will take charge of enhancing the security framework of our cloud environments across AWS and GCP, focusing on network security, perimeter defense, and attack surface management.This hands-on position demands extensive knowledge of cloud-native security controls, network architecture, and defensive security operations. You will design, implement, and sustain security infrastructure that proactively identifies and mitigates threats before they affect our business. Close collaboration with platform, infrastructure, and security operations teams will be essential to instill security best practices within our cloud foundations.Key ResponsibilitiesOwn cloud security posture and attack surface management: Maintain comprehensive visibility and control across AWS and GCP environments. Implement cloud-native security monitoring, detection, and alerting to proactively identify and mitigate threats before they impact customers or the business. Define and enforce security baselines using policy-as-code.Design and maintain web application firewall infrastructure: Manage WAF configurations across AWS and GCP, developing and tuning detection rules in line with application threat models and emerging attack patterns. Establish operational processes for rule lifecycle management and incident response integration, collaborating with application teams to implement protections without compromising availability.Architect network segmentation and isolation: Develop and execute network security strategies ensuring proper separation between development, staging, and production environments. Define consistent patterns across multi-cloud infrastructure, applying zero-trust principles to workload communication and documenting reference architectures for engineering teams.

Mar 23, 2026

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Software Engineer - Java Integrations for OTT and Media Platforms

Gramian Consultancy

Contract|Hybrid|Remote — Spain

Join Gramian Consultancy, a premier consultancy dedicated to providing exceptional IT professional services and engineering talent solutions. Our expertise in software engineering and team leadership enables us to partner with organizations to create high-performing teams that align with their unique needs.We are currently collaborating with a dynamic international product company in the OTT and video streaming sector, assisting telecom and media clients in delivering robust, high-availability platforms utilized by millions worldwide.About the RoleWe are on the lookout for a talented Software Engineer to be an integral part of our custom integrations squad. This position emphasizes the development and implementation of integrations between core video platforms and client ecosystems.As part of this role, you will engage in backend engineering, API integrations, and distributed systems, prioritizing reliability, scalability, and performance in high-traffic scenarios.Contract Type: Consulting - AutonomoWork Model: Hybrid (3–4 days remote)Office Location: Murcia, SpainHiring Process: 4 interviews including HR screening, 2 technical evaluations, and a final meeting for offer discussion.Key ResponsibilitiesCollaborate with project managers and client teams to design and implement custom integrations.Develop and maintain API-based integrations between internal systems and external partner platforms.Create backend services using Java and the Spring ecosystem within a microservices architecture.Ensure software quality by conducting testing, maintaining documentation, implementing CI/CD, and performing code reviews.Optimize systems for scalability, performance, and high availability, particularly during peak traffic periods.Work cross-functionally with engineering, DevOps, infrastructure, and support teams.Contribute to ongoing improvements in architecture, tools, and engineering methodologies.Tech StackPlatform: Linux, Docker, Kubernetes, OpenStack, AWSBackend: Spring Boot, Reactor, PostgreSQL, Elasticsearch, RabbitMQ, GraphQLFrontend (context): React, WebSockets, PWA

Apr 8, 2026

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NVH Specialist – Powertrain Performance

sites

Full-time|On-site|Valladolid

Join our dynamic team as an NVH Specialist focused on Powertrain Performance in Valladolid, Spain. In this role, you will be instrumental in analyzing and improving noise, vibration, and harshness (NVH) characteristics of our powertrain systems, ensuring they meet the highest standards of performance and customer satisfaction.Your expertise will contribute to the development of cutting-edge technologies, making a significant impact on our product offerings. If you are passionate about automotive engineering and eager to take your career to the next level, we invite you to apply!

Mar 13, 2026

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Security Engineer (m/f/d) at T-Systems Iberia | Granada

T-Systems Iberia

Full-time|On-site|Granada

Join our dynamic team as a Security Engineer where you will play a pivotal role in safeguarding our digital infrastructure. As a key member of our security team, you will be responsible for implementing and maintaining security protocols, conducting risk assessments, and ensuring compliance with industry standards.

Mar 25, 2026

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Senior Application Security Engineer - Remote in Spain

Infiterra

Full-time|Remote|Spain (Remote)

About InfiterraJoin us in revolutionizing the subscription economy by streamlining subscription service delivery.Infiterra empowers IT distributors, Managed Service Providers (MSPs), and telecommunications companies to excel in the subscription economy. Our cutting-edge subscription commerce platform automates and integrates subscription workflows—from quote to billing—enhancing operational efficiency, ensuring billing precision, and facilitating scalable growth.As a recognized global leader in subscription commerce, Infiterra merges innovation with performance excellence and trusted expertise to assist our partners in transforming and expanding their businesses.About the RoleWe are seeking a Senior Application Security Engineer to incorporate security into our software design, development, and operational processes—making it an integral part of our engineering practices rather than an afterthought. You will collaborate closely with product and engineering teams to identify risks early, enhance secure-by-design methodologies, and consistently elevate our application security standards. This is a hands-on AppSec role: involved in the code, architecture, and deeply embedded in the Software Development Life Cycle (SDLC). While Infiterra's headquarters are located in Thessaloniki, Greece, this position is fully remote.Your ResponsibilitiesIntegrate Security into the SDLCEmbed security activities throughout all phases of the SDLC: requirements, design, implementation, testing, deployment, and maintenance.Collaborate with engineering teams to ensure consistent application of secure development practices.Assess security controls for new features, services, and architectural modifications.Threat Modeling & Secure DesignConduct threat modeling sessions (e.g., STRIDE) for both new and existing systems.Recognize threats, attack vectors, misconfigurations, and insecure design patterns.Work with engineers to ensure compliance with secure-by-design principles.Secure Code & Architecture ReviewsConduct security-focused code reviews to detect vulnerabilities and high-risk implementations.Offer clear, actionable advice on secure coding patterns and best practices.

Mar 27, 2026

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Site Manager (M/F) - Barcelona

Veolia Environnement SA

Full-time|On-site|Barcelona

Join our dynamic team at Veolia Environnement SA as a Site Manager where you will oversee and optimize construction projects in the vibrant city of Barcelona. You will be responsible for coordinating various aspects of civil works, ensuring projects are completed on time and within budget while adhering to safety and quality standards.

Dec 10, 2025

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ACS Security Engineer - AI Calling

T-Systems International GmbH

Full-time|On-site|Madrid

Project OverviewJoin us at the Telco Hub in Madrid, where we are at the forefront of integrating IT and telecommunications. We are actively developing and expanding Telco as a Platform (TaaP) on our unique layered cloud infrastructure. Our teams collaborate across countries and functions, delivering state-of-the-art services to Europe's top operators.Our mission is to enhance the customer experience through three key principles: Cloud-Based – Utilizing the latest technologies for optimal scalability and performance. Automated – Enhancing efficiency with AI, automation, and DevOps practices. Sustainable – Creating a future-ready, environmentally responsible infrastructure.We seek exceptional engineering talent eager to develop both technically and professionally in an innovative and collaborative atmosphere. If you're passionate about redefining telecommunications, we would love to have you!The Voice & Messaging (T-VM) unit within Deutsche Telekom Technik GmbH oversees all voice and messaging platforms in the fixed and mobile networks, managing them throughout their lifecycle. The platforms governed by T-VM are pivotal to Telekom Deutschland's core operations; thus, we prioritize stability, quality, innovation, and efficiency. The ACS Squad (Announcement-, Control & Support systems) is in charge of the complete lifecycle for essential IMS components within DT Technik.Key Responsibilities:Design, implement, and manage the IMS-MRF (Media Resource Function) within a Kubernetes environment.Oversee OneiDNS, a cloud-native DNS service for all IMS nodes in both fixed and mobile networks, deployed on Kubernetes.Maintain VoIP Support Systems, a VMware-based application landscape within the IMS fixed network provisioning chain.Function as a DevOps team, assuming full responsibility from design and engineering to deployment and operations.One of our significant upcoming projects involves developing a new AI Calling system on DT Technik’s CaaS Kubernetes platform, enabling real-time speech processing and translation within IMS call flows.We invite a motivated and technically proficient individual to join our team and contribute to this exciting journey.

Mar 10, 2026

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Senior Backend Software Engineer - Merchant Data Platform (EU)

Affirm, Inc.

Full-time|Remote|Remote Spain

Join our dynamic team at Affirm as a Senior Backend Software Engineer specializing in the Merchant Data Platform. In this fully remote role based in Spain, you will play a crucial part in designing and implementing scalable backend systems that enhance our merchant services. Collaborate with cross-functional teams to drive innovation and optimize our platform for superior performance.

Mar 11, 2026

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Embedded Systems Platform Architect

scalian

Full-time|On-site|España

Join our dynamic team at scalian as an Embedded Systems Platform Architect. In this pivotal role, you will be responsible for designing and developing cutting-edge embedded system platforms that drive innovation across various applications. You will collaborate with cross-functional teams to ensure integration and performance optimization.

Nov 19, 2025

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Data Engineer - Google Cloud Platform (GCP) (m/f/d)

T-Systems Iberia

Full-time|On-site|Granada

Project Overview:Join our dynamic team at DBIZ as a Data Engineer, where you'll play a crucial role in the Technik Value Stream teams. Our focus is on Data Ingest via One Data Entry (ODE), developing relevant data products, and ensuring smooth operations of these products.Key Responsibilities:Infrastructure Deployment & Management: Efficiently deploy and manage infrastructure on Google Cloud Platform (GCP), including network architectures (Shared VPC, Hub-and-Spoke), security implementations (IAM, Secret Manager, firewalls, Identity-Aware Proxy), DNS configuration, VPN, and Load Balancing.Data Processing & Transformation: Utilize Hadoop with Hive for querying, and PySpark for data transformations. Implement job orchestration using Airflow.Core GCP Services Management: Engage with services such as Google Kubernetes Engine (GKE), Cloud Run, BigQuery, Compute Engine, and Composer, all managed through Terraform.Application Development: Develop and implement Python applications for various GCP services.CI/CD Pipelines: Integrate and manage GitLab Magenta CI/CD pipelines for automating deployment, testing, and configuration of diverse data pipelines.Security & Compliance: Implement comprehensive security measures, manage IAM policies, secrets using Secret Manager, and enforce identity-aware policies.Data Integration: Handle integration of data sources from CDI, Datendrehscheibe (FTP servers), TARDIS APIs, and Google Cloud Storage (GCS).Multi-environment Deployment: Create and deploy workloads across Development (DEV), Testing (TEST), and Production (PROD) environments.AI Solutions: Implement AI solutions using Google’s Vertex AI for building and deploying machine learning models.Certification: Must be a certified GCP Cloud Architect or Data Engineer.

May 5, 2026

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Data Engineer - Google Cloud Platform (GCP) (m/f/d)

T-Systems International GmbH

Full-time|On-site|Granada

Project Overview:Join our 'Customer Experience' department at T-Systems, where we are dedicated to maintaining the highest quality of our cellular mobile network across Germany and staying ahead of the competition. We are seeking a skilled Data Engineer to collaborate closely with mobile service experts. Your role will focus on optimizing the use of existing data to proactively identify issues within our mobile service chains, analyze root causes, and provide support to colleagues. Additionally, you'll conduct data analyses tailored to specific management or project needs to enhance the customer experience.Key Responsibilities:Design and develop sustainable, effective data models and data products as an Analytics Engineer.Implement and manage data pipelines and connections; ensure data validation processes are adhered to.Construct and integrate interfaces for data flow.Automate the provisioning and pre-processing of diverse datasets.Innovate and develop data-driven solutions that deliver significant value for our customers and internal mobile service operations.Integrate solutions into an End-to-End automation platform to address nationwide mobile network challenges.Ensure the delivery of defined KPIs.

May 5, 2026

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Senior Security Engineer - Remote Opportunity in Spain

Docplanner

Full-time|Remote|Barcelona

Join the Positive Side of Technology at Docplanner You may know us as Doctoralia, a company that has been transforming healthcare for over a decade. We began our journey by asking a simple question: are patients at the heart of healthcare? Our mission was clear: empower patients with the ability to share and read reviews about their healthcare experiences. We also equipped healthcare professionals with innovative technologies to streamline appointment management, enabling them to focus on what matters most – patient care. Now, we invite you to be part of our next chapter in humanizing healthcare.Docplanner's Global ImpactAs leaders in 13 countries, we serve over 90 million patients monthly, with more than 300,000 healthcare specialists relying on our platform. Our growth is supported by esteemed investors including Point Nine Capital, Goldman Sachs Asset Management, and One Peak Partners. With a workforce exceeding 2,500 across the globe, we have preserved the agile mindset that fueled our inception over 10 years ago.The Role of Technology at DocplannerAt Docplanner Tech, our diverse team of over 400 professionals in Engineering, Data, and Product Development plays a crucial role in crafting our solutions for all markets. Many of our team members have been with us for over five years, and we continue to embrace new talent with enthusiasm and warmth.While we can tell you about our culture, we believe our Glassdoor reviews speak volumes. To experience our vibrant workplace where authenticity is celebrated, watch this video.Why Join Us?At Docplanner, you’ll have the satisfaction of sharing with loved ones how your work contributes to improving lives. You'll rest easy knowing your efforts make a difference and align with your values.Position OverviewWe are on the lookout for an experienced Senior Security Engineer to bolster our team. In this pivotal role, you will spearhead incident response efforts and conduct extensive cybersecurity investigations aimed at effectively mitigating risks. Your expertise will be crucial in enhancing our security program through the refinement of processes and the optimization of tools, significantly strengthening our overall cybersecurity posture.

Apr 10, 2026

Senior Full Stack Developer (Java, Angular)

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