Senior Core Systems Developer jobs in Spain – Page 4 | RoboApply Jobs

Senior Core Systems Developer jobs in Spain· Page 4

Results 61–80 of 1,750 for “Senior Core Systems Developer” in Spain.

1,750 jobs found

61 - 80 of 1,750 Jobs
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scalian logo
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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Talan logo
Full-time|On-site|Málaga

Role overview Talan is looking for a Senior Full Stack Developer to join the Málaga office. The focus is on designing, building, and maintaining web applications using Node.js and Angular. The goal: deliver features that improve user experience and help achieve business objectives. What you will do Develop and support scalable web applications with Node.js and Angular Collaborate with cross-functional teams to deliver reliable, high-performance solutions Mentor junior developers and help define software development practices Offer technical input and ideas to create solutions that adapt as the business grows Requirements Solid experience building web applications with Node.js and Angular Ability to work with colleagues from a range of disciplines Focus on quality and performance in software development Interest in sharing knowledge and supporting teammates’ growth

Apr 24, 2026
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plainconcepts logo
Full-time|Remote|Remote — Spain

Are you a skilled Frontend Developer with expertise in React or Angular? Join plainconcepts, a leading digital solutions provider, as a Senior Frontend Developer. In this fully remote role, you will collaborate with a talented team to create dynamic and engaging user interfaces while ensuring optimal performance and responsiveness.

Apr 27, 2026
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Devoteam logo
Full-time|On-site|Madrid

Estamos buscando un talentoso Desarrollador .NET Core 8 para unirse a nuestro equipo de desarrollo en Devoteam. En este rol, serás responsable de diseñar, desarrollar y mantener aplicaciones innovadoras utilizando la plataforma .NET Core 8. Si tienes pasión por la tecnología y un deseo de trabajar en un entorno dinámico y colaborativo, ¡queremos conocerte!

Dec 2, 2025
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T-Systems Iberia logo
Full-time|On-site|Madrid

Join T-Systems Iberia as a System Engineer where you will play a crucial role in designing, implementing, and maintaining complex systems and infrastructure. You will collaborate with cross-functional teams to deliver high-quality solutions that meet our clients' needs.

Oct 7, 2025
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Miratech logo
Full-time|On-site|València

Role Overview Miratech is looking for a Senior Full Stack Developer with strong experience in Java and Angular. This position is based in València. What You Will Do Develop web applications using Java and Angular Enhance and maintain existing platforms Collaborate with cross-functional teams to deliver software that meets client requirements

Apr 15, 2026
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Diamond Foundry Inc. logo
Full-time|On-site|Zaragoza, Spain

At Diamond Foundry Inc., we are pioneering solutions to overcome the thermal limitations that challenge today’s most innovative technology sectors, including AI and cloud computing, electric vehicle power electronics, and 5G/6G wireless communications. We have successfully produced the world’s first single-crystal diamond wafers and are on a mission to integrate a diamond behind every semiconductor chip. As a rapidly growing and profitable unicorn, we have secured $515 million in funding to support our ambitious multi-billion dollar expansion plan, focused on one of the most sustainable manufacturing processes: transforming greenhouse gases into diamond wafers using zero-emission energy.We invite applications for the role of Software Engineer, dedicated to designing, developing, and implementing software solutions for the intricate electrical, control, and automation systems involved in diamond wafer production. This position requires the optimization of control logic, collaboration with end users to gather feature requests, and the creation of algorithms that facilitate data-driven decision-making. Our Software Engineers work closely with cross-functional teams, including production, quality assurance, and maintenance, to enhance both equipment and software performance. This role is based in Zaragoza, Spain, with occasional travel to our various international locations.

Mar 9, 2026
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T-Systems Iberia logo
Full-time|On-site|Reus

T-Systems Iberia seeks a Backend Java Developer to contribute to the design, development, and enhancement of backend applications. Based in Reus, this position plays a part in projects that influence the company’s technology services. Role overview This role focuses on building and refining backend systems using Java. Collaboration with project teams is central, as the work supports ongoing improvements to T-Systems Iberia’s technology offerings. Key responsibilities Design and implement backend features for various applications Work with colleagues to improve existing backend solutions Support projects that drive the company’s technical direction Location This position is based in Reus.

Apr 28, 2026
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Gigs logo
Full-time|On-site|Madrid

About Gigs Gigs builds a platform that lets tech companies add global mobile connectivity to their products. Our technology makes it simple for businesses, like fintechs or HR platforms, to offer mobile phone plans without the usual telecom hurdles. With nearly $100 million in funding from investors such as Ribbit Capital, Google, and Y Combinator, our team of about 100 people works across the US and Europe. Team members join us from companies like Stripe, Airbnb, and Shopify, all working together to make connectivity easier and more accessible. Our Core Values Speed: We set ambitious goals and act quickly, treating every week as important. Ownership: Team members take initiative and solve problems without waiting for approval. Customer-Centricity: Our customers’ success drives our own. Navigating Ambiguity: We make decisions with limited information, relying on sound judgment and instincts. First Principles Thinking: We question assumptions and focus on why things are done, not just how. Role Overview: Senior Business Development Manager, Spain and LATAM The Senior Business Development Manager for Spain and LATAM leads Gigs’ commercial growth in these regions. This role works closely with the Head of Fintech and a small, cross-functional team. The focus is on building a sales pipeline from scratch, structuring deals, and closing new business. There’s no large support infrastructure, so independence and resourcefulness are essential. This position suits someone who enjoys building in new markets and can sell a technically advanced product to knowledgeable clients.

Apr 15, 2026
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N-iX logo
Full-time|On-site|Spain

N-iX is a leading global software development service provider dedicated to empowering businesses with innovative software solutions. Established in 2002, we have grown to a team of over 2,400 skilled professionals across more than 40 countries, collaborating on transformative projects for industry leaders and Fortune 500 companies. Our expertise encompasses cloud computing, data analytics, artificial intelligence/machine learning (AI/ML), embedded software, and Internet of Things (IoT), driving digital transformation in sectors such as finance, manufacturing, telecommunications, and healthcare. Join N-iX and become part of a dynamic team where your contributions genuinely matter.About the Client:The Client offers extensive operational support and a variety of specialized services to major insurers, brokers, fleet managers, and automotive manufacturers worldwide. With 3,300 employees spread across ten countries, they uphold exceptional standards for over 1,200 clients, facilitating the global insurance market in efficiently managing millions of claims annually.The Client is embarking on a thrilling and challenging transformation initiative, and our software solutions are pivotal to this strategy, leveraging advanced cloud computing and innovative design patterns.Key Responsibilities:Design, develop, and deploy impactful Power BI dashboards and reports with efficient data visualizations.Connect to various data sources, import and transform data to meet Business Intelligence objectives.Create interactive dashboards and reports that align with business requirements and user workflows.Convert complex business needs into clear, maintainable technical specifications and data models.Enhance existing Power BI solutions for improved performance, scalability, and user experience.Work closely with business stakeholders and data engineers to anticipate and understand data requirements.Implement row-level security (RLS) and manage user permissions in accordance with governance policies.Maintain comprehensive documentation of BI solutions, processes, and data definitions.

Apr 2, 2026
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Aircall logo
Full-time|Remote|Spain Remote

Join Aircall, a revolutionary unicorn in the customer communications sector, where over 22,000 companies leverage our AI-driven platform to enhance revenue, accelerate issue resolution, and scale their customer-facing teams. We are transforming the landscape of customer communication by integrating voice, SMS, WhatsApp, and AI into a singular, efficient workspace.Our growth is fueled by a commitment to helping teams work smarter, not harder. With innovations like Aircall’s AI Voice Agent for automating routine calls, AI Assist for optimizing post-call activities, and AI Assist Pro for providing real-time guidance, we empower teams to excel. This leads to increased revenue, quicker resolutions, and scalable team structures.Headquartered in Paris, with a robust presence in North America centered in Seattle, we have teams spread across Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. Our product is beloved by customers, and our business is expanding rapidly, supported by top-tier investors and driven by significant advancements in AI across various product lines.Our Work Culture at Aircall: We prioritize our customers, rely on data-driven insights, and aim for impactful results. Our values include ownership, ongoing learning, and a sense of urgency. If you thrive in a collaborative, fast-paced environment where trust and impact are paramount, you will find your place with us.We are on the lookout for a Staff Business Systems Analyst to become a key player in our Go-to-Market (GTM) Systems team. This role is essential for streamlining processes, enhancing data integrity, and ensuring effective integration across various business functions, including Sales, Marketing, Revenue Operations, and Customer Success.As a Staff Business Systems Analyst focusing on GTM technologies, you will work closely with stakeholders to analyze business challenges, define actionable solutions, and oversee implementations that promote revenue growth and operational efficiency. If you possess expertise in business process automation, system integrations, and data-driven decision-making, we encourage you to apply!

Oct 17, 2025
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Miratech logo
Full-time|On-site|Madrid

Role Overview Miratech is hiring a Senior Full Stack Developer in Madrid with expertise in Java and Angular. This position focuses on building and maintaining complex web applications that serve a range of client needs. What You Will Do Design, develop, and maintain web applications using Java and Angular Work closely with cross-functional teams to deliver software solutions Support the full software development lifecycle, from concept through deployment Location Madrid

Apr 15, 2026
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Convera logo
Full-time|Hybrid|Madrid

Join Convera as a Senior Business Development Manager in our Madrid office (Hybrid Role)In this pivotal role, you will spearhead the development of a robust pipeline targeting Small-to-Medium-Sized Enterprises (SMEs) and Corporate clients, including import/export firms and multinational corporations. Your mission will be to drive new business revenue by empowering our partners to enhance and manage their international payment services and hedging requirements. With a concentrated focus on expanding Convera’s presence within Spain, particularly among SMEs and Corporate clients, you will play a vital role in our growth strategy.Key Responsibilities:Achieve ambitious revenue and customer acquisition targets by forming strong partnerships with SMEs and Corporate clients in Spain, delivering payment and hedging solutions.Develop and oversee a comprehensive sales pipeline through active sales engagement and leveraging professional networks, including industry associations.Take full ownership of reaching aggressive growth targets for Convera’s SME segment in Spain.Provide precise business forecasts and maintain a thorough understanding of customer needs, market trends, risks, and opportunities.Collaborate closely with the Compliance department to ensure full regulatory compliance across all business operations.Position Convera as the go-to partner for SMEs and Corporate clients seeking to enhance their global payment capabilities.Work alongside Corporate Sales Executives to implement best practices in opportunity management and customer service.Engage and collaborate with Compliance, Operations, and Finance teams across various countries.

Feb 4, 2026
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Destinus Group logo
Full-time|On-site|Madrid, Community of Madrid, Spain

About The RoleStep into a dynamic environment where each system you manage empowers teams at the forefront of aerospace and defense innovation. As our Systems and Networks Administrator, you will be integral in overseeing, securing, and optimizing a diverse array of IT systems across the enterprise. This multifaceted role demands extensive expertise with core platforms including Microsoft 365, AWS, Jira, Windows Server, and various networking technologies, all while ensuring a comprehensive and proactive security approach. We seek an individual committed to guaranteeing the reliability, scalability, and security of all systems and infrastructure that underpin our business operations.At Destinus, we are transforming the defense sector with state-of-the-art Unmanned Aerial Vehicles (UAVs). Our cutting-edge technologies are tailored to meet the specialized needs of contemporary defense operations, offering unmatched speed, precision, and cost-efficiency. We collaborate with government bodies and defense organizations globally to deliver advanced solutions for mission-critical operations, ushering in a new era of efficiency and technological dominance. Join us in revolutionizing the future of defense through groundbreaking aerospace advancements.What You Will DoAdminister, monitor, and optimize Microsoft 365 services (Exchange Online, SharePoint, Teams, Defender, Entra ID, Intune).Manage and maintain AWS cloud infrastructure, including identity sources, networking, security controls, HPC, SAML, and Route53.Support and maintain Windows Server environments: Active Directory, file services, system patching, and backups.Administer and customize Atlassian Jira and Confluence to align with team workflows and integrations.Collaborate on network infrastructure operations involving switches, routers, firewalls, VPNs, site connectivity, and basic SD-WAN functions.Design networks and allocate subnets for new facilities while maintaining, monitoring, and resolving incidents.Implement security best practices across systems and networks, ensuring compliance, monitoring, and readiness for incident response.Troubleshoot complex infrastructure issues spanning systems, networks, cloud platforms, and applications.Consult with IT support specialists regarding software and hardware configurations, assisting in resolving intricate incidents.Contribute to IT strategy discussions and recommend implementation enhancements to improve performance, security, and reliability of IT systems.Maintain comprehensive documentation of IT systems, configurations, and processes.

Dec 3, 2025
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T-Systems International GmbH logo
Application and System Manager

T-Systems International GmbH

Full-time|On-site|Granada

As an Application and System Manager for the Active Monitoring System WSQM, you will play a crucial role in maintaining the excellence of our cellular mobile network across Germany. Our 'Customer Experience' department is dedicated to ensuring top-tier service quality through comprehensive mobile service monitoring. By leveraging the WSQM (Wireless Service Quality Monitoring) system, we strive to enhance our network performance and stay ahead of the competition.Key Responsibilities:• Develop, deploy, and manage the WSQM E2E active service monitoring system.• Ensure system availability, stability, and high performance.• Conduct error analysis and resolution.• Establish interfaces and data connections.• Automate provisioning processes, utilizing tools such as Ansible.• Implement updates, patches, and system upgrades in collaboration with the system manufacturer.• Create and maintain operational documentation, concepts, and process descriptions.• Coordinate with internal service providers and technical partners for effective system integration and support.

Feb 20, 2026
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BioCatch logo
Full-time|Hybrid|Spain

Join BioCatch, the leading innovator in Behavioral Biometrics, where we harness the power of machine learning to analyze users' behavioral patterns online to enhance security. Our mission is to enable a digital world where identity, trust, and ease can coexist. With over 32 of the world's top 100 banks and 210 financial institutions using our BioCatch Connect™ technology, we are at the forefront of combating fraud and fostering digital transformation. We collaborate with industry giants like American Express and Barclays through our Client Innovation Board to explore innovative methods for fraud prevention. With a decade of experience, over 80 registered patents, and a commitment to innovation, we are solving the challenges of tomorrow.Are you an adept backend developer eager to use your expertise to combat cybercrime? At BioCatch, we are searching for a Senior Backend Developer to become part of our passionate team driven by curiosity and innovation. In this role, you will engineer core services and APIs capable of managing high volumes of real-time data while adhering to strict SLA response times. Your work will involve tackling complex scenarios related to big data collection, aggregation, and analysis. Join us at BioCatch to make a significant impact in the fight against cybercrime and fraud.Location: Barcelona, Spain (Hybrid work arrangements)

Feb 17, 2026
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Veeva Systems Inc. logo
Full-time|Remote|Spain - Barcelona

Veeva Systems is a pioneering, mission-driven organization in the industry cloud, empowering life sciences companies to expedite the delivery of therapies to patients. As one of the fastest-growing SaaS companies in history, we achieved over $2B in revenue in our last fiscal year, with significant growth opportunities ahead.At Veeva, our core values guide us: Do the Right Thing, Customer Success, Employee Success, and Speed. We made history in 2021 by becoming a public benefit corporation (PBC), committed to balancing the interests of our customers, employees, society, and investors.As a Work Anywhere company, we enable you to work flexibly from home or the office, fostering an environment where you can thrive.Join us in transforming the life sciences industry, and making a positive impact on our customers, employees, and communities.The RoleAt Veeva Link, we are creating the intelligence layer for life sciences, developing interconnected data applications that accelerate drug development and significantly enhance patient outcomes. We believe that merging top-quality data with cutting-edge software provides immense value.Execution is key to our success. We prioritize speed, accuracy, and quality in our daily operations. Our engineering philosophy emphasizes precise product definitions leading to detailed technical designs. We utilize a modern tech stack to deliver inherently reliable applications and an exceptional user experience.Our initiatives focus on two critical areas:Data-Driven InsightsWe create sophisticated applications that map and comprehend global scientific and medical expertise, delivering high-impact insights and AI-generated intelligence. Our engineers tackle intricate data modeling, entity resolution, and advanced machine learning.Intelligent Business WorkflowsOur team develops intelligent workflows that streamline processes and improve efficiency across the life sciences sector.

Jul 13, 2023
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The Trade Desk logo
Full-time|On-site|Madrid

Join The Trade Desk as a Senior Director of Business Development - Agency, where you'll spearhead growth initiatives and cultivate strong relationships with agency partners. This strategic leadership role requires a visionary who can drive business success and develop innovative solutions tailored to our clients' needs.Your ability to navigate the complexities of agency partnerships and leverage data-driven insights will be key in enhancing our market presence. We are looking for a results-oriented leader who can inspire teams and foster a culture of collaboration and excellence.

Apr 14, 2026
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Veeva Systems Inc. logo
Full-time|Remote|Spain - Barcelona

Veeva Systems is a purpose-driven leader in the cloud industry, dedicated to expediting the delivery of therapies to patients in the life sciences sector. As one of the fastest-growing SaaS companies globally, we've achieved over $2 billion in revenue last fiscal year, with substantial growth opportunities on the horizon.Our core values are integral to our success: Do the Right Thing, Customer Success, Employee Success, and Speed. In 2021, we made history by becoming a public benefit corporation (PBC), which legally mandates us to balance the interests of our customers, employees, society, and investors.As a Work Anywhere organization, we offer flexibility to work from home or in the office, enabling you to thrive in your preferred environment.Join us to transform the life sciences sector, as we are committed to making a meaningful impact on our customers, employees, and communities.The RoleAt Veeva Link, we are developing the intelligence layer for life sciences by crafting connected data applications that accelerate drug development and enhance patient outcomes. Our belief is simple: the combination of high-quality data and cutting-edge software provides immense value.Execution is paramount. We prioritize speed, accuracy, and quality in our daily work. Our engineering approach focuses on clear product definitions leading to precise technical designs, leveraging a modern tech stack to deliver dependable applications with an excellent user experience.Our initiatives focus on two primary areas:Data-Driven InsightsWe create sophisticated applications that map and analyze global scientific and medical expertise, delivering impactful insights and AI-driven intelligence. Our engineers tackle complex data modeling, entity resolution, and advanced machine learning challenges.Intelligent Business Workflows

Sep 22, 2023
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T-Systems Iberia logo
Full-time|On-site|Andalucía

Join T-Systems Iberia as a Senior SAP PO SCPI Consultant and leverage your expertise in process integration and orchestration. You will work closely with clients to deliver robust SAP solutions that streamline their business operations. Your role will include designing, implementing, and maintaining integration solutions using SAP Process Orchestration (PO) and SAP Cloud Platform Integration (SCPI).

Apr 30, 2026

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