C

programming language, systems programming, low level
C Language logo
Open jobs

3471

Companies looking for

3085

The grandparent of modern programming languages and still the backbone of performance-critical systems. If your data engineering involves crafting high-performance ETL pipelines, database engines, or wrangling embedded systems, C is the ultimate low-level power tool. It’s lean, fast, and gives you granular control over memory—perfect for squeezing every ounce of performance out of your hardware.
But let’s not romanticize it too much. C is also unforgiving: no hand-holding, no garbage collection, and a single misplaced pointer can cause catastrophic bugs or security nightmares. It’s not the go-to for most data engineering tasks these days (Python, Scala, or Go will get you there faster), but if you’re optimizing critical systems or working close to the metal, C remains unmatched. Use it wisely—like a scalpel, not a chainsaw.

Used together with C

Jobs (this month)

3471

Companies with Jobs

3085

Jobs in using C for but please no

other

Trainee ESG Advisory @ arup

ES | 2025-12-27
Arup’s ESG Advisory Trainee in Spain plugs you into fast-moving due diligence for energy and infrastructure deals, with a focus on ESG, regulatory context, and sustainable finance. You’ll assist... read more »
C, Management, Data Analytics, Word, PowerPoint
other

Associate Credit Portfolio Officer - (Hybrid; 80%-100%) - (m/f/x/d) @ mygwork

ES | 2025-12-26 | EUR 28000 - 46000
This role with Swiss Re involves analyzing credit and surety portfolios to improve risk assessment and underwriting efficiency, with a notable differentiator being the integration of global market... read more »
Management, C, Microsoft, SQL, PySpark
promoted

O'Reilly: Building AI Agents with Model Context Protocol (MCP)

Design and implement composable agent architectures using MCP. Understand the MCP architecture and how it enables AI applications to access external context. Build MCP servers that expose tools, resources, and prompts to LLMs.

Get Started
analyst

Business Performance Manager @ fever-up

ES | 2025-12-26
Fever seeks a business-centric analyst with an emphasis on strategic and operational metrics, offering high visibility with executives as a key stakeholder; a potential risk is overreliance on... read more »
Analytics, SQL, DataViz, Tableau, Power BI, KPI, Management, C
analyst

Global Senior Procurement Category Manager - Digital, Data and E-Commerce @ diageo

ES | 2025-12-26
Diageo seeks a Senior Category Manager for Digital, Data and E‑Commerce within Global Procurement. The job is less about building data pipelines and more about steering value through strategy,... read more »
Marketing, Management, Analytics, KPI, CRM, CDP, C
data scientist

International Talent Acquisition / Recruitment Internship (Italian / Spanish / Polish / Arabic Speaker) @ signifycompany

ES | 2025-12-25
Signify’s recruitment internship in Madrid sits inside a carbon‑neutral, 30,000‑strong machine that treats hiring as a sustainability project rather than a pure tech role. You’ll translate... read more »
Data Analytics, AI/ML, Microsoft, C
data engineer

Senior React Native Mobile Developer @ dormakabaes

ES | 2025-12-24
A role that matters: React Native Mobile Developer building a cloud-connected, IoT-enabled smart access platform for residential buildings. The job foregrounds cross-platform mobile with native... read more »
React, Cloud Computing, IoT, Management, API, TypeScript, C, Java, Analytics, CI/CD, GitHub, Git, Jira, Confluence, Agile/Scrum
promoted

O'Reilly Power BI Learning

Master Power BI fast: build basic-to-advanced visuals, apply smart design, use dynamic slicers/filters & new cards, choose the right chart, spotlight key insights, brand and theme reports, and seamlessly publish/share in the Service.

Get Started
data engineer

Desarrollador/a Full Stack @ kpmg-espana

ES | 2025-12-24
Senior Full Stack Developer at KPMG Lighthouse in Madrid, housed in a Data & Analytics center focused on AI and emerging tech. Requires 4+ years and a split stack: frontend with React, Angular or... read more »
Analytics, JavaScript, API, React, Python, Java, C
chief

Key Account Manager, Rhythm Management (Zona Centro) @ boston-scientific

ES | 2025-12-24
This Key Account Manager role in Madrid requires managing a small portfolio of Tier-1 accounts, building strategic relationships across clinical and administrative stakeholders. The position... read more »
Management, CRM, C
data scientist

AI Transformation Manager @ kpmg-espana

ES | 2025-12-21
An AI strategy leadership role at KPMG Lighthouse in Madrid, blending business vision with cutting-edge AI capability. The Manager of AI Strategy defines and accelerates client adoption of AI,... read more »
Analytics, AI/ML, KPI, Data Science, C, Cloud Computing