Top Software Engineer Jobs in Romania

Develop and support high-performance network software and custom Enea Qosmos DPI/TI modules throughout the project lifecycle. Responsibilities include feasibility analysis, protocol reverse engineering, feature development, automated testing, profiling, benchmarking, documentation, customer integration, troubleshooting, and post-deployment support. The role requires Linux-based C development, concurrent programming, networking expertise, and occasional customer-site collaboration.

Build and maintain Ergodic AI’s AI platform across back-end and front-end systems. The role involves developing with Python web frameworks and JavaScript/TypeScript, integrating with client technology stacks and workflows, applying AI, ML, and LLM concepts, and contributing to DevOps, cloud deployment, testing, and infrastructure practices. As an early-stage hire, the engineer will help shape the product and solve complex data and AI challenges.

Build and maintain end-to-end backoffice features and internal tooling for a global telecom platform. Develop Java backend services and React or Angular interfaces, manage testing, CI/CD, deployment, monitoring, debugging, and code reviews. Collaborate within a lean engineering squad and take ownership of delivering reliable, high-performance solutions.

Develop and deploy reliable C# and .NET-based Interactive Response Technology systems for clinical trial randomization and drug supply management. Responsibilities include reviewing requirements, creating technical documentation, troubleshooting production issues, managing deployments across environments, and contributing innovative solutions to product research and development. The role emphasizes patient safety, clinical data integrity, maintainability, and collaboration with cross-functional project and support teams.

Design and develop SharePoint Online and Microsoft 365 applications using SPFx, React, and TypeScript. Build custom web parts, extensions, and integrations with Microsoft Graph, REST APIs, Entra ID, and Azure services. Ensure scalable, secure, maintainable solutions while collaborating with customers, stakeholders, business analysts, and architects. Contribute to engineering standards, Agile delivery, knowledge sharing, mentoring, and responsible use of AI productivity tools.

Develop embedded C++ software for automotive telematics systems using Linux, 5G, and V2X technologies. Responsibilities include component design, implementation, debugging, unit and system testing, code reviews, root-cause analysis, requirements clarification, and software maintenance. The role involves inter-process communication, threading, socket communication, stakeholder coordination, and occasional travel for training or project collaboration.

Develop and maintain embedded C++ software components for automotive telematics systems using Linux. Responsibilities include interpreting specifications, designing and implementing software, debugging with GDB, conducting unit and system testing, performing root-cause analysis, fixing defects, participating in code reviews, and collaborating with customers and internal teams. The role focuses on connected-car technologies such as 5G and V2X, with occasional travel for training or coordination.

Develop and maintain embedded C++ software components for automotive telematics call functionality. Responsibilities include reviewing specifications and architecture, designing and implementing Linux-based software, debugging with GDB, testing at unit and system levels, conducting root-cause analysis, resolving defects, participating in code reviews, and coordinating with internal teams and customers. The role may guide junior engineers and requires occasional travel for training or project coordination.

Develop and maintain C++ software components for automotive telematics using Embedded Linux. Responsibilities include component design, embedded application development, debugging with GDB, unit and system testing, code reviews, root-cause analysis, requirements clarification, and software enhancements across platforms. The role involves IPC, threading, socket communication, automotive software standards, customer collaboration, and occasional travel for training or coordination.

Develop and test Java-based combat management systems and subsystem interfaces for naval command and control applications. Work in Agile/Scrum teams across requirements analysis, architecture, implementation, testing, validation, and product demonstrations. Contribute to complex software solutions using Linux, development tooling, automated testing, and continuous integration. Collaborate with multidisciplinary teams in an international engineering environment.

Build and operate internal platform software, including data ingestion pipelines, backend APIs, AWS infrastructure, SDKs, dashboards, and analytics tools. Own systems end to end from architecture through deployment, monitoring, and incident triage. Partner with hardware, firmware, and manufacturing teams to deliver reliable tooling and make system design decisions involving schemas, APIs, storage, and scalability.

Build and operate production custody systems: signing service, key management, chain integrations, and transaction pipelines. Own end-to-end subsystems, integrate new chains, collaborate with cryptography on threshold signing and key recovery, write post-mortems, and produce clear async design docs and PRs.

Build and own React Native features for Kraken’s consumer mobile app, from product discovery through launch, measurement, and iteration. Partner with Product and Design to create responsive, trustworthy financial experiences using dynamic or real-time data. Guide development for a new Asian-market app, including regional UX, connectivity restrictions, vendors, and telemetry. Contribute to architecture, performance, reliability, code reviews, and product engineering standards.

Design, develop, test, troubleshoot, deploy, and maintain enterprise MuleSoft integrations, APIs, and connectors using the Anypoint Platform and CloudHub. The role involves integrating ERP, CRM, databases, cloud platforms, and third-party applications; optimizing scalability and performance; documenting technical processes; participating in code reviews; collaborating with testing teams; and mentoring junior developers.

Design and build the on-prem software stack for ModelVault appliances: containerized inference engines, model integration (LLMs/vision), deployment tooling, CLIs/GUI/APIs, OS and GPU setup, remote updates, telemetry, and collaborate with customers and founding team to iterate and scale the engineering org.

Build core components of a diagnostic and personalization platform: backend data pipelines, frontends, services for genomic data ingestion, ML model integration, APIs, and cloud infrastructure. Collaborate with product and ML teams, iterate on prototypes and MVPs, and make architectural decisions supporting scalability and reliability.

Build and ship backend features for enterprise Coder deployments, including database migrations, observability, reporting, auditing, security, scalability, and reliability improvements. Investigate production issues, resolve operator problems, document designs, participate in code reviews and RFC discussions, and join on-call rotations. The role requires professional Go development, concurrency knowledge, SQL expertise, debugging ability, and strong communication.

Develop and integrate GIS software in an Agile team, contribute to architecture, maintain development and CI/DevOps environments, troubleshoot anomalies, and support software throughout its lifecycle. Provide L1-L3 GIS support, manage GIS deployments, databases, licensing, and infrastructure across Windows and Linux. Collaborate with product teams using SAFe and travel to France as project needs require.

As a Maintenance Software Engineer C++, you'll analyze customer requirements, manage software architecture implementation, and develop/test automotive software systems while ensuring automotive standards compliance.

Develop and own end-to-end software features in a collaborative, AI-first engineering environment. Participate in code reviews and architecture discussions, ensure software quality and performance, validate AI-generated code, and use modern open-source technologies and AI-enabled tools. Partner with Product and Design to solve customer problems, learn emerging engineering practices, and contribute to mission-critical public safety software.

Develop and maintain user-facing React.js features, reusable components, and front-end libraries. Translate designs into performant interfaces, collaborate with product and backend teams, write tests, debug production issues, and maintain current React and front-end development practices. The role requires strong JavaScript expertise, familiarity with Flux or Redux, RESTful APIs, modern build tools, Git, and effective communication skills.

Own the architecture and delivery of customer-facing Rust backend services for trading, payments, and crypto experiences. Lead ambiguous, cross-team initiatives from concept through launch, shape product roadmaps, mentor engineers, review designs, and establish engineering standards. The role requires deep expertise in asynchronous Rust, distributed systems, RPC, Kafka, and event-driven architectures, plus an AI-first development approach and strong product engineering mindset.

Design, develop, and maintain high-quality web applications using CodeIgniter and PHP. Collaborate with cross-functional teams to define and ship features, ensure application performance and quality, identify and fix bugs, and maintain code quality and automation.

Designs, develops, and executes automated software tests for cybersecurity platform features. Builds and maintains scalable test and build automation frameworks using Python and JavaScript, tests front-end and backend components, troubleshoots production issues, participates in code reviews, and improves software quality processes. Collaborates with engineering, product management, architecture, and cybersecurity research teams to deliver reliable, scalable products.

Build front-end experiences and backend services for integrating prediction markets into MetaMask. Develop scalable APIs, real-time data feeds, transaction signing, and secure on-chain protocol integrations. Optimize performance, security, and high-volume transaction throughput across mobile, web, and browser clients while collaborating within an agile, distributed engineering team.