84 software engineer jobs found

Description This Department of War enterprise data and analytics program delivers mission-critical capabilities that enable leaders across the Department to make faster, better-informed decisions using trusted data at scale. Leidos Digital Modernization sector is seeking an experienced SME Software Engineer Lead to support the delivery, enhancement, and adoption of enterprise data and analytics products used across multiple DoD organizations. In this role, you will work alongside government partners, engineers, and other industry teammates to translate operational and strategic requirements into scalable, production-ready solutions. You will contribute directly to product planning, execution, and continuous improvement-helping ensure capabilities are delivered efficiently, aligned to mission priorities, and positioned for sustained success. This position offers the opportunity to work on a high-visibility, enterprise program at the intersection of data, analytics, and...

Software Engineer - Python/Java/AWS/API Category: Software Development/ Engineering Main location: United States, ALL Position ID: J0526-1523 Employment Type: Full Time Position Description: As a Software Engineer - Python/Java/AWS/API you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Drive significant business impact through your capabilities and contributions and apply deep technical expertise and problem-solving methodologies to tackle a diverse array of challenges that span multiple technologies and applications. Your future duties and responsibilities: . Executes creative software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems . Develop secure and resilient high-quality production code . Communicate...

Description The Leidos Defense Sector currently has an opening for a Lead Software Engineer to support advanced image analysis and mission software development efforts within our Space Vehicle Agile Release Train environment. This is a unique opportunity to serve as the primary technical liaison for our Space Vehicle software repository and architecture, supporting multiple Agile teams contributing to a complex image analysis system. In this role, you will work closely with scientists, software engineers, and integration teams to ensure software development aligns with established architecture standards, Agile processes, and mission objectives. The selected candidate will help modernize and sustain critical capabilities while mentoring teams in software engineering best practices, code quality, and CI/CD processes. The ideal candidate will bring strong technical leadership, experience working across multi-disciplinary teams, and the ability to guide software...

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Principal Software Engineer About Mastercard Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their...

Junior Software Engineer - Web Applications (Active Secret Clearance Required) Location: Northern Virginia (Hybrid / Onsite as Required) Clearance: Active DoD Secret (Required) Role Overview We are seeking a Software Engineer with 1-3 years of experience to support and troubleshoot mission-critical web applications in a secure, government environment. This role is ideal for an early-career engineer who is eager to learn, enjoys solving complex problems, and wants to be challenged in a collaborative, fast-paced technical setting. In this role, you will work alongside experienced engineers to support production web applications, investigate application issues, assist with root-cause analysis, and help automate solutions that improve system reliability and performance. This is not a hardware or lab-based role-the focus is on software, automation, and application-level troubleshooting. An active Secret clearance is required to support classified systems. ?Key...

Job Description The Senior Principal AI Agent / ML Software Engineer is a Senior Staff-level, hands-on technical leadership role responsible for defining, building, and operating next-generation AI systems on Oracle Cloud Infrastructure (OCI). This person will set architecture and engineering direction for production-grade agentic AI platforms, autonomous workflows, scalable inference infrastructure, and enterprise AI applications used in large-scale, business-critical environments. This role requires a proven engineer who can translate ambiguous product and platform goals into durable technical strategy, lead multi-team execution without direct authority, and remain deeply hands-on in design, code, reviews, operations, and incident follow-up. The ideal candidate combines deep distributed systems experience with practical AI-native engineering, including orchestration of LLMs, tools, APIs, memory, retrieval, evaluation, guardrails, and cloud services. The expectation is to...

Working independently, the Java Software Engineer; Team Lead owns development of software products and works on improving the overall quality of the product throughout the software development life cycle and mentors other Software Engineers. Experienced hands-on technical team lead to design, deliver scalable, secure, enterprise-grade solutions. This role requires deep Java expertise with strong knowledge of modern software architecture patterns (microservices, event-driven), cloud-native AWS development, and DevOps/CI/CD proficiency. The lead will provide technical mentorship through code reviews, collaborate cross-functionally with stakeholders, while making architectural and technical decisions and drive engineering best practices. Essential Job Functions: Designs and develops industry-leading solutions that meet defined quality standards, reliability specifications, and help achieve key strategic objectives Takes broad perspective to problems and exercises...

Working independently, the Lead Software Engineer owns development of software products and works on improving the overall quality of the product throughout the software development life cycle and mentors other Software Engineers. Seasoned individual contributor with deep expertise in Java to design, develop, and maintain complex, enterprise-grade applications on AWS through clean, modular, and performant code. Essential Job Functions: Designs and develops industry-leading solutions that meet defined quality standards, reliability specifications, and help achieve key strategic objectives Takes broad perspective to problems and exercises independent judgement in techniques and evaluation criteria to obtain results Identifies ways to overcome challenging situations that jeopardize the achievement of business goals Develops actionable insights from analyzing software development trends, software engineering best practices, and innovative test environment...

Requisition Number: 28637 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $80,000.00 - $150,000.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation's intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners. Meet HII's Mission Technologies Division Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies...

Description Software Engineer (R&D / AI & Data Platforms) Leidos – Analysis Solutions Business Area Build the future of data, AI, and mission-critical software. Leidos is seeking a talented Software Engineer to help lead the development of next-generation software capabilities within our dynamic research and development environment. In this role, you’ll design and deliver innovative Knowledge Management solutions that power data-driven decision-making across critical national security missions. You’ll work at the intersection of data engineering, AI, and full-stack development , building scalable platforms that transform complex data into actionable insights. What You’ll Do Design and develop Knowledge Management systems , including data pipelines, ontologies, and AI-enabled platforms Build modern web applications (front-end and back-end) to support search, discovery, and analysis Develop and maintain ETL pipelines and data lake...

Date: May 18, 2026 Location: Arlington, VA, Remote, United States Company: HII's Mission Technologies division Requisition Number: 28637 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $80,000.00 - $150,000.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides with Warfare Systems (WS) , a business group within HII’s Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation’s intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners. Meet HII’s Mission Technologies Division Our team of more than 7,000...

Job Description U.S. citizenship is required for this position, as the successful candidate will be required to obtain (and maintain) a U.S. government security clearance after hire. Location: [Remote] About the Role Join Oracle's Health Data Intelligence (HDI) team as a Senior Software Engineer (IC4) and drive the reliability, scalability, and innovation of our world-class analytics platform infrastructure. In this individual contributor role, you'll architect, build, and transform cutting-edge systems that power healthcare analytics, ensuring seamless performance across massive datasets and diverse cloud environments. Collaborate with cross-functional teams to deliver robust solutions that enable business intelligence, reporting, and data-driven insights for global healthcare leaders. Required Skills Infrastructure & Reliability: Expertise in designing, implementing, and optimizing high-availability infrastructure with fault tolerance and...

MANTECH seeks a motivated, career and customer-oriented Web Application Software Engineer to join our team. The Web Application Software Engineer will leverage their strong technical background and knowledge to design, develop, and integrate web-based applications supporting tactical situational awareness and mission operations. You will build user-facing and service-based web applications that integrate with the TAK ecosystem to provide real-time data access, visualization, and decision support. Responsibilities include but are not limited to: Designing, developing, and maintaining web applications supporting the TAK ecosystem while implementing TAK standards and integration patterns. Developing front-end components using JavaScript, HTML, CSS, and modern frameworks alongside back-end services and APIs. Integrating applications with TAK servers, APIs, and external data sources to enable real-time and near-real-time data visualization. Developing...

Position Description & Qualifications Are you looking for a Senior Software Engineer (Java) position where you can make an impact on protecting the infrastructure that underlies our modern world? Serco is seeking an experienced and motivated software engineer to join our Advanced Technology Group (ATG) to build and deliver cutting-edges solutions for national defense systems. In this role, you will have the agency to design and implement the next generation of capabilities for operational systems that are increasingly adopting data driven workflows to streamline operations and deliver new capabilities to the Warfighter. Our team develops interfaces and interconnections between systems, data processing pipelines that process unstructured, semi-structured, and structured data, and foundational software that integrates disparate data sources into database systems. Our software underlies a set of emerging capabilities that enhance situational awareness and streamline...

536401 Blacksburg, Virginia Physics Hourly Wage/Part-Time College of Science Job Description The Department of Physics at Virginia Tech seeks multiple Wage Software Engineers to support the NSF-funded project “NSF POSE: Phase II: Ecosystem of the Applications and Libraries for Physics Simulations (ALPS)”, a global, community-driven open-source software ecosystem used for quantum and classical physics simulations. ALPS supports a broad scientific community spanning condensed matter and materials physics, quantum computing, quantum chemistry, atomic/molecular optics, and related areas. This position will focus on the software engineering work needed to establish and sustain the ALPS open-source software environment (OSE), including developer-facing infrastructure and user-facing resources. Key project goals include strengthening long-term sustainability through modern infrastructure and governance;...

Position Description & Qualifications Are you looking for a Senior Software Engineer (Java) position where you can make an impact on protecting the infrastructure that underlies our modern world? Serco is seeking an experienced and motivated software engineer to join our Advanced Technology Group (ATG) to build and deliver cutting-edges solutions for national defense systems. In this role, you will have the agency to design and implement the next generation of capabilities for operational systems that are increasingly adopting data driven workflows to streamline operations and deliver new capabilities to the Warfighter. Our team develops interfaces and interconnections between systems, data processing pipelines that process unstructured, semi-structured, and structured data, and foundational software that integrates disparate data sources into database systems. Our software underlies a set of emerging capabilities that enhance situational awareness and streamline...

Working independently, the Lead Software Engineer, Java owns development of software products and works on improving the overall quality of the product throughout the software development life cycle and mentors other Software Engineers. Reports directly to a Director or Senior Director. Seasoned individual contributor with deep expertise in Java to design, develop, and maintain complex, enterprise-grade applications on AWS through clean, modular, and performant code; proficiency in Python preferred. Essential Job Functions: Designs and develops industry-leading solutions that meet defined quality standards, reliability specifications, and help achieve key strategic objectives Takes broad perspective to problems and exercises independent judgement in techniques and evaluation criteria to obtain results Identifies ways to overcome challenging situations that jeopardize the achievement of business goals Develops actionable insights from analyzing software...

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day-working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the...

Job Description Intern - Must be enrolled in a university prior to and post internship. Target Internship Duration: May-Aug 2026 or June-Sept 2026. The Company: Oracle is the world's leading provider of business software. With a presence in over 175 countries, we are one of the biggest technology companies in the world. We're using innovative emerging technologies to tackle real-world problems today. From advancing energy efficiency to reimagining online commerce, the work we do is not only redefining the world of business-it's helping advance governments, power nonprofits, and giving billions of people the tools they need to outpace change. For more information about Oracle (NYSE:ORCL), visit us at oracle.com. The Team: Do you want to advance your career with the world's first cloud company? Since 1998, Oracle NetSuite has been on a mission to deliver an agile, unified application suite that gives leaders a complete view into their business. Our team is...

About Renaissance When you join Renaissance®, you join a global leader in pre-K-12 education technology! Renaissance's solutions help educators analyze, customize, and plan personalized learning paths for students, allowing time for what matters-creating energizing learning experiences in the classroom. Our fiercely passionate employees and educational partners have helped drive phenomenal student growth, with Renaissance solutions being used in over one-third of US schools and in more than 100 countries worldwide. Every day, we are connected to our mission by exemplifying our values: trust each other, win together, strive for the best, own our actions, and grow and evolve. Job Description We are seeking a Full Stack Software Engineer with strong backend experience in .NET Core and frontend experience in React to build and maintain scalable services and APIs. The role focuses on backend service development, API implementation, testing, and collaboration with frontend...

Description Leidos has a new and exciting opportunity for a Software Engineer in our Defense Sector. Our talented team delivers mission-ready, technology-enabled solutions to Defense customers, ensuring integrated and undisrupted communications. We are seeking a talented and motivated Software Engineer with web development experience to join our team. The ideal candidate will have expertise in Java, Spring Boot, and Angular, with a proven track record of designing and implementing scalable solutions. This role offers the opportunity to work on cutting-edge technologies, including cloud-based systems, microservices, and modernization projects, while contributing to impactful software solutions. Location Requirement: Remote role with periodic onsite support requirements. Candidates must be able to commute to the National Capital Region (NCR) for customer meetings and collaboration sessions as needed. Primary Responsibilities: Design, develop, and maintain...

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day-working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the...

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day-working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the...

Date: May 5, 2026 Location: Virginia Beach, VA, Virginia, United States Company: HII's Mission Technologies division Requisition Number: 28481 Required Travel: 11 - 25% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $96,951.00 - $138,502.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides with Uncrewed Systems (UxS) , a business group within HII’s Mission Technologies division. Uncrewed Systems comprises unmanned underwater vehicles (UUVs), unmanned surface vehicles (USVs) and autonomy software. HII creates advanced unmanned solutions for defense, marine research and commercial applications. Serving customers in more than 30 countries, HII provides design, autonomy, manufacturing, testing, operations and sustainment of unmanned systems, including unmanned underwater vehicles (UUVs) and unmanned surface vessels (USVs). Leadership Mindset at HII – Mission Technologies Leadership at...