Top Software Engineer Jobs in Romania

Develop, implement, and test embedded automotive software components. Define system and software requirements, collaborate on design and integration, support unit-to-system testing, maintain documentation, follow coding standards and configuration management, and participate in code/design reviews under senior supervision.

Design, build, and harden Chromium-based browser components in C++ to power Menlo's AI/agent initiatives; apply networking and HTTP security expertise; integrate AI agents and MCP servers; build tooling in Python or Rust; deploy and operate cloud infrastructure (AWS/GCP, Kubernetes, Terraform); debug and optimize performance-critical systems; collaborate cross-functionally.

Design, build, and operate Threat Protection and ShadowAI services: scalable distributed systems and APIs that detect and control risky web and generative AI usage. Own features end-to-end, maintain availability and latency SLOs, write tests, perform code reviews, use AI-assisted tools, and collaborate with cross-functional teams to improve detection accuracy and production reliability.

Build and own backend integrations connecting Voxie's SMS platform to CRMs, POS, marketing tools, and messaging providers. Design scalable, testable serverless systems on AWS, handle high-throughput messaging, implement reliable API/webhook/SFTP/batch pipelines, and collaborate with sales, partners, and customers to scope and deliver integrations.

Lead development of a low-latency, high-availability FX trading aggregator. Design, build, and support distributed systems; troubleshoot production incidents; mentor team members; participate in Agile development, CI/CD, and operational excellence.

Develop cloud-native production systems that process large data volumes. Engage in backend development with Rust and frontend with Angular. Collaborate on product development.

As a Senior Software Engineer, you'll design and build scalable market data systems, improve API architecture, and enhance overall system performance, contributing to Alpaca's infrastructure for trading financial assets.

Build and maintain core post-trade clearing systems and securities-finance infrastructure. Own projects end-to-end, design reliable distributed services and RESTful APIs, integrate new clearing partners, participate in on-call rotation, and improve systems to enable new product offerings.

As a Senior Software Developer, you will enhance web applications, develop cloud-native platforms, and improve system components in an agile environment.

Design, build and maintain AI-embedded Regulatory News applications across the full Agile development lifecycle. Define AI best practices, collaborate with product owners, perform design and peer code reviews, improve code quality, support releases, and reduce operational workload through AI-driven features.

Build and own end-to-end features across Sona’s platform using AI-assisted development. Direct and correct agent-produced code, work cross-functionally, engage customers in discovery and workshops, and contribute across scheduling, payroll, HR, and mobile domains.

The Software QA Engineer ensures the quality and performance of software through manual and automated testing, collaborating with teams to identify defects and improve quality testing processes.

The Software Applications QA Engineer ensures product quality by executing test plans, developing automation scripts, conducting testing, and collaborating with teams to identify and resolve defects.

Lead backend development for ING Banks mobile app frameworks and APIs in multidisciplinary agile squads. Design architectures, implement CI/CD pipelines, ensure automated testing and code quality, mentor junior engineers, collaborate with product and mobile teams, and drive technical standards and knowledge sharing.

The Senior Software Engineer will engage with teams to build and maintain components of LSEG's Elektron Real Time Data Distribution System, focusing on high-quality, secure solutions in a collaborative, agile environment.

Design, build, and maintain the FlowX.AI front-end using Angular and TypeScript. Develop Angular libraries and components, write unit tests, work in a monorepo, create strong UX, follow engineering and security best practices, and collaborate closely in an Agile team.

Design, implement, test, and operate the Kimchi AI inference and agent platforms end-to-end. Build scalable inference APIs, distributed datastores, billing/metering, harnesses, and secure agent fleets. Diagnose performance issues, optimize latency and databases, ensure observability and CI/CD, and collaborate with product and users to ship features rapidly.

Design, build, operate, and support resilient distributed platform services. Write maintainable code, troubleshoot production issues, improve reliability and observability, and assist internal teams. Participate in on-call rotations and collaborate on platform evolution.

Design, build and maintain components of the Elektron real-time data distribution system within an Agile team. Engage with product owners and architects, deliver secure, reliable code, participate in Scrum, maintain CI/CD and automation, document knowledge, and resolve technical issues with minimal supervision.

Lead design and delivery of scalable, secure cloud-native backend services, shape platform architecture, mentor engineers, contribute hands-on (Go/C++ backends, React frontends), establish engineering standards, improve observability and reliability, and collaborate with product and architecture teams to align technical investments.

Design, build, and operate distributed, high-volume transactional backend services in Go. Own scope, architecture, correctness guarantees, production behavior, observability, and automated verification. Collaborate across product, infra, and QA while using agent-driven engineering practices.

Own QA management for automotive software projects: define and roll out QA strategy and MGTL, schedule QA activities, perform process compliance checks and audits (ASPICE, IATF16949), support PPAP/VDA2, evaluate release readiness, collect/report SW quality metrics, manage escalations and corrective actions, and collaborate with global quality teams to ensure process adherence and continuous improvement.

Develop and deliver a new UniFi switch product by working across board support package (BSP) to networking application layers. Collaborate with hardware teams and international customers to implement features, fix bugs, and optimize embedded networking software.

Design and build state-of-the-art web applications using Java/Kotlin and Spring Boot. Follow agile, TDD and clean-code practices, mentor peers, work with clients, and contribute to projects including ML cloud detection, public portals, and consumer apps.

Design, implement, and scale robust Rust services and libraries for trading, payments, and crypto. Build low-latency distributed systems using RPC, Kafka, and event-driven patterns. Write testable, high-performance asynchronous network code, debug across OS/network/application stacks, own systems end-to-end, and mentor other engineers while collaborating with product teams.