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Senior Software Engineer - Reconciliation Jobs

1460 Job Offers

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Senior Software QA Engineer
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Join Inetum Polska as a Senior Software QA Engineer in Warsaw. Design and implement automated test strategies for web apps, APIs, and microservices using Python, Java, or JavaScript. Enjoy a hybrid model, flexible hours, and a personalized benefits cafeteria system while driving quality in a glob...
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Poland , Warsaw
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Inetum
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Senior Python Software Engineer
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Join our Warsaw team as a Senior Python Software Engineer & Consultant. This hybrid role requires 5+ years of Python expertise, Python Agent knowledge, and strong B2 communication skills in Polish and English. Enjoy flexible hours, a cafeteria system, mentoring, and a supportive culture while dri...
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Poland , Warsaw
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Inetum
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Senior Software QA Engineer
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Join Inetum Polska in Warsaw as a Senior Software QA Engineer. Design and automate tests with Playwright/JavaScript for a key telecom e-commerce platform. Enjoy a hybrid model, flexible hours, and strong development support in an inclusive culture.
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Poland , Warsaw
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Inetum
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Senior .Net Software Engineer
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Join our Warsaw team as a Senior .NET Software Engineer. Develop a custom CRM and back-end systems using C#, .NET, and SQL for a global telecom client. Enjoy a hybrid model, flexible hours, and strong mentorship in a supportive culture.
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Poland , Warsaw
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Inetum
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Gsuite Senior Software Engineer
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Join our team in Noida as a Senior Software Engineer specializing in Gsuite and cloud solutions. You will design scalable applications using AWS, Node.js, and Angular/React, with direct client engagement. This role offers high independence and an inclusive, respectful work environment for all.
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India , Noida
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Sopra Steria
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Axway B2B Senior Software Engineer
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Seeking a Senior Axway B2B Software Engineer in Noida. This role demands strong Unix/Linux, SQL, and networking skills for L2/L3 support and production upgrades. Expertise in Track & Trace products, especially Axway, and the healthcare serialization domain is essential. You will engage directly w...
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India , Noida
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Sopra Steria
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Senior JVM Software Engineer
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Seeking a Senior JVM Software Engineer in Warsaw for a hybrid role. Drive feature development (70% BE/30% FE) using Java, Spring Boot, React, and PostgreSQL. Enjoy flexible hours, a cafeteria system, and a supportive culture with technical mentoring. Join a telecom project requiring 4+ years of f...
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Poland , Warsaw
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Inetum
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Senior iOS Software Engineer
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Join our Warsaw team as a Senior iOS Software Engineer, also leveraging Android expertise. Develop innovative mobile solutions using Swift, Kotlin, and modern architectures like MVVM and SwiftUI. Enjoy a hybrid model, flexible hours, and a rich benefits package including mentoring and a cafeteria...
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Poland , Warsaw
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Inetum
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Senior Python Software Engineer
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Join Inetum Polska as a Senior Python Software Engineer in Warsaw. Develop AI-driven microservices with Python, FastAPI, and PostgreSQL on Azure. Enjoy a hybrid model (3 days office/week), flexible hours, and strong mentorship in an innovative team.
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Poland , Warsaw
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Inetum
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Senior Software Engineer
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Join UpGuard's mission to protect the world's data as a Senior Software Engineer. Design and build highly scalable SaaS features in a green-fields environment, using React, Go, and Kubernetes. Enjoy a hybrid/remote role from major Australian cities, with a collaborative team that values impact an...
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Australia , Sydney; Melbourne; Hobart; Brisbane
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UpGuard
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Freelance Senior Software Engineer
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Seeking a freelance Senior Software Engineer for a remote contract role based in Colombia. You will lead full-cycle development using React.js, Node.js, and AWS. The position requires 6+ years of experience, expertise in modern JavaScript stacks, and fluency in English and Spanish. Join a collabo...
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Colombia
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Seamless.AI
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Freelance Senior Software Engineer
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Seeking a Freelance Senior Software Engineer for a contract role in Costa Rica. Lead full-cycle development using React.js, Node.js, and AWS. Requires 6+ years' experience, fluency in English/Spanish, and expert full-stack JavaScript skills. Deliver high-quality solutions independently in a colla...
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Costa Rica
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Seamless.AI
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Freelance Senior Software Engineer
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Seeking a remote Freelance Senior Software Engineer for contract work. This role requires 6+ years of experience and expertise in React.js, Node.js, and Express.js. Fluency in both English and Spanish is essential. Lead full-cycle development and collaborate on innovative software projects from M...
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Mexico
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Seamless.AI
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Freelance Senior Software Engineer
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Join our team as a Freelance Senior Software Engineer in Uruguay. This contract role requires a bilingual expert (English/Spanish) with 6+ years' experience in full-stack JavaScript (React.js, Node.js). You will lead technical design, development, and deployment on AWS, ensuring high-quality deli...
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Uruguay
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Seamless.AI
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Senior Software Engineer
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Lead the development of high-quality software as a Senior Software Engineer. This remote US role requires 6+ years of experience and expertise in React.js, Node.js, and AWS. You will provide technical leadership, mentor a team, and drive projects using Agile methodologies.
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United States
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Seamless.AI
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Senior Java Software Engineer
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Join our Warsaw team as a Senior Java Engineer. Lead the migration of JBoss systems to a modern Spring Boot cloud environment using Java 17+, Camunda, and Kubernetes. Enjoy a hybrid model, flexible hours, and a rich benefits package including mentoring and a team-building budget. Apply your exper...
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Poland , Warsaw
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Inetum
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Senior Software Engineer
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Join a Cambridge-based quantum computing leader as a Senior Software Engineer. Develop cutting-edge cloud infrastructure using Python, AWS/Azure, and Terraform. Enjoy flexible work, equity, and collaborate with world-class innovators on revolutionary quantum AI and cybersecurity platforms.
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United Kingdom , Cambridge
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Gitmax
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Senior Frontend Software Engineer
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Join KAYAK as a Senior Frontend Engineer in Cambridge, USA. Build the Flights product used by millions, owning UI end-to-end with React/TypeScript. Enjoy great benefits like flexible hours, 4 weeks vacation, and a focus on work-life balance.
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United States , Cambridge
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KAYAK
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Senior Front-End Software Engineer
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Join KAYAK as a Senior Frontend Engineer in Kaunas. You will build innovative checkout flows and B2B platforms using React, TypeScript, and modern tooling. This hybrid role offers global collaboration, career growth funds, and extensive benefits.
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Lithuania , Kaunas
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3333.00 - 6600.00 EUR / Month
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KAYAK
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Senior Network Software Engineer
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Join Aruba, an HPE company, as a Senior Network Software Engineer in San Jose. Develop next-gen packet forwarding solutions, including stateful firewall, SDN, and scalable cloud applications. We seek an expert in C programming, networking protocols, and embedded/cloud systems with 6-10 years' exp...
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United States , San Jose
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133500.00 - 307000.00 USD / Year
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Hewlett Packard Enterprise
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Discover rewarding Senior Software Engineer jobs where technical mastery meets strategic impact. A Senior Software Engineer is a pivotal role in the technology industry, representing an experienced professional who designs, builds, and maintains complex software systems. These individuals are far beyond entry-level coding; they are responsible for architectural decisions, mentoring peers, and ensuring the delivery of high-quality, scalable, and performant applications that drive business value. Professionals in these jobs act as technical leaders within their teams, translating product vision into robust technical solutions and setting standards for engineering excellence. Typically, the common responsibilities of a Senior Software Engineer encompass the full software development lifecycle. This includes architecting system design, writing clean and efficient code, conducting thorough code reviews, and troubleshooting sophisticated technical issues. They own significant features or services from conception through deployment and monitoring. A key aspect of the role is collaboration, working closely with product managers, designers, and other engineers to refine requirements and align on solutions. Furthermore, they champion best practices in testing, security, and performance optimization, often integrating these principles into CI/CD pipelines. Mentorship is a fundamental duty, as they guide less experienced engineers and help elevate the entire team's capabilities. The typical skills and requirements for these positions are extensive. A strong foundation in computer science principles is essential. Expertise in one or more modern programming languages (such as JavaScript/TypeScript, Python, Java, C++, or Go) and relevant frameworks (like React, React Native, Node.js, or .NET) is expected. Senior engineers possess deep architectural fluency, understanding how to design systems for scalability, reliability, and maintainability. They are proficient with development tools, version control, and cloud platforms (AWS, Azure, GCP). Soft skills are equally critical: strategic communication, proactive problem-solving, and a performance-first mindset. Experience with agile methodologies, a commitment to continuous learning, and the ability to navigate trade-offs between speed, quality, and technical debt are hallmarks of a seasoned professional. Ultimately, Senior Software Engineer jobs are for those who seek to solve the most challenging problems, build foundational technology, and lead by example. It's a career path defined by continuous growth, ownership, and the tangible impact of one's work on products and users. If you are an engineer ready to take on greater technical leadership and architectural responsibility, exploring Senior Software Engineer opportunities is the next logical step.

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