Senior Full Stack Engineer / Software Developer

About the Software Engineering Internship Appian Corporation offers a Software Engineering Internship in McLean, Virginia. This role provides direct experience with software development alongside experienced engineers. Interns participate in real projects and contribute to the team’s work. What to Expect Work closely with Appian’s engineering team on active development projects Build programming skills through hands-on assignments Gain practical experience in the technology sector

Role Overview Appian Corporation is looking for a Lead Software Engineer to join the team at headquarters in McLean, Virginia. This position focuses on building and maintaining the Appian platform, with a strong emphasis on speed, scalability, and adaptability to meet evolving customer needs. What You Will Do Address complex challenges related to scalability and flexibility across the platform. Work on the high-performance data layer, ensuring reliability and efficiency. Contribute to the cross-platform user interface and the design tools that support it. Collaborate closely with colleagues to deliver solutions that serve customers in new and effective ways. Work Location and Culture This role is based onsite at Appian's McLean, Virginia headquarters. In-person collaboration is central to Appian’s approach, and employees in this position are expected to work in the office five days a week. The company values teamwork and the sharing of ideas to achieve high standards and outstanding results together.

Who We Are:At Exiger, we are dedicated to transforming supply chains into a competitive advantage, striving to create a safer and more transparent world. Our cutting-edge AI platform, 1Exiger, provides immediate visibility into intricate supplier ecosystems. By harnessing proprietary data and advanced AI, we identify risks, automate compliance, and unlock efficiencies that bolster long-term resilience. Trusted by over 550 global clients, including Fortune 500 companies and U.S. government agencies, Exiger is recognized as an award-winning leader in supply chain AI and is a FedRAMP® authorized provider.About the Role:As a Senior Software Engineer at Exiger, you will play a pivotal role in architecting and developing software solutions that meet project requirements and enhance our flagship platform. Your responsibilities will encompass creating, maintaining, and improving APIs and backend services. You will own features from their initial concept through deployment, collaborate closely with cross-functional teams, and automate manual processes to enhance operational efficiency.If you are ambitious, eager to learn, and passionate about crafting innovative software solutions that benefit our clients, this opportunity at Exiger is perfect for you.

At Appian, we embody the values of Intensity and Excellence, which define our culture and drive our success. We set ambitious standards and strive to meet them, ensuring that every endeavor is executed with precision and quality. Our team approaches challenges with determination and commitment, holding ourselves accountable to achieve the best possible outcomes. By joining Appian, you will become part of a dedicated team that thrives on collaboration and achieving ambitious goals together. As a Distinguished Software Engineer at Appian, you will possess the insight, expertise, and communication skills necessary to guide the technical vision of our products. Serving as a key resource for fellow engineers within feature teams, you will also act as a trusted advisor to product management. Collaborating with other architects, you will champion platform consistency, inspire design best practices, and continuously enhance Appian's technological landscape. This position is located at our headquarters in McLean, VA. Appian thrives on a culture of in-person collaboration, which we believe is essential for our success. Employees in this role are expected to work onsite five days a week to foster this collaborative environment, maximizing opportunities to connect and celebrate our accomplishments together. Responsibilities:Lead transformative technical initiatives independently, addressing complex business challenges.Research and implement technology trends and innovations relevant to Appian.Identify technical constraints to engineering efficiency and spearhead initiatives to resolve them.Take full ownership of an operational or functional area within the architecture team.Deliver product features that meet the highest engineering standards as part of collaborative teams.Develop robust architectural solutions to clear the path for feature development.Conduct and present design reviews regularly.Advise product management on technical opportunities and limitations.Provide technical expertise and design guidance to multiple engineering teams.Mentor and exemplify best practices for fellow engineers.Document and promote design best practices for world-class software development.Contribute innovative ideas to enhance the organization and processes within the architecture function.Communicate effectively on technical developments and decisions.

Join our innovative team at dev2 as a Senior Android-Hybrid Software Engineer. In this pivotal role, you will leverage your expertise in hybrid application development to craft cutting-edge solutions that enhance user experiences. Collaborate with a dynamic group of professionals dedicated to pushing the boundaries of technology.

Location requirement: This position is open only to U.S. citizens and requires all work to be performed within the continental United States. Raft is a defense technology company based in McLean, VA. The team partners with U.S. military and government agencies to deliver AI/ML and data solutions, specializing in areas such as autonomous data fusion, Agentic AI, distributed data systems, and scalable platforms. Raft’s cloud-native products support federal and public sector clients and reach millions of Americans. Role overview The Lead Principal Software Engineer joins a collaborative team focused on building a data-driven product. This role covers both backend and frontend development, drawing on open source technologies including Kafka, Trino, DuckDB, and Superset. The main objective is to create seamless data interactions and empower users to generate meaningful data stories with the product. Key technologies Kafka Trino DuckDB Superset

At Range, we are pioneering AI-driven solutions designed to simplify financial complexities for our members. Our mission is to revolutionize wealth management by seamlessly integrating state-of-the-art technology with human insight. We prioritize member experience above all else! Our comprehensive platform addresses a wide range of financial needs—investments, taxes, retirement planning, and estate management—consolidated into one user-friendly system.Supported by the visionary investments of Google's Gradient Ventures and Cathay Innovations, we are in a phase of rapid expansion and are seeking extraordinary talent to join our dynamic team. Every member of Range plays a critical role in shaping our culture—from former CEOs and startup founders to industry leaders from top hedge funds and technology firms.If you're eager to create meaningful change in the financial services landscape, we invite you to bring your expertise to Range. Here, you will have the opportunity to significantly influence how individuals manage their financial journeys while collaborating with a team that celebrates achievements, makes impactful decisions, and pioneers innovative paths together.About the RoleAs a Senior Software Engineer at Range, you will be instrumental in defining project requirements and delivering innovative features through close collaboration with product teams, designers, and fellow engineers. This multifaceted role encompasses various aspects of software development, including Backend, Frontend, Infrastructure, QA, and Product.The ideal candidate will possess extensive experience in building and deploying high-quality, secure production services and platforms. As a full-stack engineer, you will guide engineering initiatives, establish technical direction, design scalable architectures, and develop products that exceed customer expectations. You will also collaborate with other technical leaders to enhance engineering excellence across the organization.This position is based at Range's headquarters in McLean, VA, requiring in-office work from Monday to Friday. Candidates not currently residing in the area must be willing to relocate as a condition of employment.Your ResponsibilitiesDesign, develop, and maintain secure, scalable web services for a global customer base using cutting-edge technologies.Gain a deep understanding of our product and actively engage with our community to better comprehend our users' needs.Establish and advocate for engineering best practices across the organization.Produce clean, efficient code, comprehensive tests, and thorough documentation.Your Qualifications7+ years of experience in software engineering.Proficient in multiple programming languages and frameworks.Experience with cloud services and infrastructure management.Strong problem-solving skills and the ability to work collaboratively in a team environment.

At Appian, we embody the principles of Intensity and Excellence, which are central to our identity. We uphold high standards in all aspects of our work, ensuring that quality and care are at the forefront of our efforts. We tackle challenges with unwavering ambition and dedication, holding ourselves accountable to deliver exceptional results. Join our passionate team at Appian, where we strive to achieve remarkable outcomes together. As a Lead Software Engineer within our Foundational Infrastructure Group, you will play a pivotal role in re-architecting our platform for public cloud environments, enabling swift, reliable, and impactful changes. Your mission is to maintain our top-tier infrastructure, ensuring it is consistently available, responsive, and equipped to meet the diverse demands of a dynamic, high-performance development team. Collaborating within an agile, global team, you'll help transition our systems to a modern services architecture that facilitates the integration of microservices and containerization technologies.This position is based in our headquarters in McLean, VA. At Appian, we foster a culture of in-person collaboration, which we believe is essential to our mission of excellence. Employees in this role are expected to work in the office five days a week to enhance our culture and ensure that we thrive through shared ideas and teamwork. We believe that working together in the office offers more opportunities to celebrate our achievements with the exceptional people at Appian.

At Appian, we embody the values of Intensity and Excellence. Our commitment to high standards drives us to deliver quality in everything we do, tackling challenges with ambition and accountability. Joining Appian means becoming part of a dedicated team focused on achieving remarkable results together.We are fervent about technology, constantly innovating and utilizing it to enhance our work. By joining Appian Engineering, you will immerse yourself in a culture that fosters cross-functional collaboration and emphasizes your personal and professional development. Our mission is to transform how people work, and we simplify our Appian platform to empower our customers.As a Product Manager Intern, you will take on the role of product owner within a small engineering team, engaging with key stakeholders and managing the prioritized product backlog. Your focus will be on ensuring that your team consistently delivers high-quality software. You will participate in design sessions, review mockups, conduct UX evaluations, and perform usability testing to guarantee user success prior to each release.This internship is located at our headquarters in McLean, Virginia. Appian promotes a culture of in-person collaboration, which is essential to our mission of excellence. Interns are expected to be in the office five days a week, allowing them to fully absorb our culture, learn directly from peers and mentors, and contribute effectively in a collaborative environment.Applicants considered for Summer 2026 - Undergraduate Only

Join Our MissionAt TheIncLab, we specialize in engineering innovative digital applications that empower mission-critical teams to excel. Here, your work will contribute to transformative technologies that truly make a difference.Your Role AwaitsWe are seeking a Senior Software Engineer to join our dynamic Research & Product Innovation team. This position focuses on rapid software prototyping for prospective clients, while also providing support for internal product development. Ideal candidates will be full-stack engineers with extensive experience in TypeScript, Node.js, and modern web development frameworks, as well as proficiency in Rust.You will take ownership of complex features, thriving in a fast-paced, experimental setting. The role requires you to work onsite at one of our offices in Nashville or Tampa three days a week.Key Responsibilities:Rapidly design and develop software prototypes, from backend APIs to frontend user interfaces.Create intuitive, responsive interfaces using modern frameworks such as React, Vue, or Angular.Architect scalable backend systems utilizing Node.js and TypeScript, employing Rust as necessary.Design and model data structures to support flexible and performant applications.Configure and integrate databases and external services effectively.Lead feature development while mentoring team members on best practices.Make informed technology and architecture decisions for new prototypes and experiments.Engage in code reviews, team planning, and technical discussions.Keep abreast of emerging technologies in web development and full-stack engineering.

Join Our Team as a Data & Software EngineerAt GRVTY, we specialize in delivering innovative data engineering solutions tailored for intelligence analysts. Our talented team of Data Engineers, Data Scientists, and ETL Developers collaborate closely with clients, transforming raw data into actionable intelligence that directly addresses mission-critical needs. Your contributions will be visible and impactful, as you will support various sponsor and partner mission organizations, shaping real-world outcomes.This is an exciting time for our program, with growing responsibilities and a fast-paced, flexible environment that encourages creative problem-solving. We prioritize results over specific experience levels and offer flexible working hours to accommodate your productivity. Our workspace is inviting, equipped with a fantastic cafeteria, and promotes a culture of collaboration.Our tech stack is diverse, including Python (Pandas, NumPy, SciPy, scikit-learn), Machine Learning frameworks, Linux, AWS/C2S, Apache NiFi, Spark, PySpark, Hadoop, Kafka, ElasticSearch, Solr, Kibana, Neo4J, MariaDB, Postgres, Docker, Puppet, and more. Please note that this position is based in McLean, VA, and in various field offices throughout Northern VA, with no remote work opportunities available. A TS/SCI + Polygraph clearance is required for this role.

About Us:At Exiger, we are dedicated to transforming supply chains into strategic advantages, fulfilling our mission to enhance the world's safety and transparency. Our cutting-edge AI platform, 1Exiger, provides instant insight into complex supplier ecosystems, utilizing proprietary data and advanced AI to identify risks, automate compliance, and generate efficiencies and cost savings to bolster long-term resilience. Trusted by over 550 global clients, including Fortune 500 companies and U.S. government agencies, Exiger is a recognized leader in supply chain AI and holds FedRAMP® authorization for federal government engagements.Position: Senior Software EngineerLocation: Hybrid Work Environment in McLean, VA or Richmond, VAAs a Senior Software Engineer at Exiger, you will take the lead in designing and developing software projects with a focus on technical implementation that meets project requirements. Your responsibilities will include creating, maintaining, and enhancing our APIs and backend services. You will own features from conception through deployment, collaborate with cross-functional teams, and automate manual processes.If you are driven, eager to learn, and passionate about developing outstanding software solutions for our customers, we invite you to explore this opportunity at Exiger.

Join Appian as a Software Support Engineer during the third shift, where you'll have the opportunity to work in a dynamic environment, assisting clients with software solutions and enhancing their experience. Your role will involve troubleshooting software issues, providing timely resolutions, and collaborating with the development team to improve our offerings.

Join dev2 as a Senior Front-End Software Engineer, where you will play a pivotal role in designing and developing innovative web applications. You will collaborate with cross-functional teams to deliver high-quality software solutions that enhance user experience and drive business success.

At Agile Defense, we believe that proactive action shapes outcomes, and that innovative solutions are essential for tackling new challenges. Our commitment to embracing change and envisioning the future drives us to build what comes next with unwavering determination.We aim to deliver adaptive innovation that supports our nation's critical missions by seamlessly integrating advanced technologies, exceptional talent, and unmatched agility. Our foundation rests on speed, flexibility, and creativity to enhance and safeguard our nation's vital interests.Requisition #: 1403Job Title: Graphic Design InternLocation: McLean, VA (HQ)SUMMARYJoin our dynamic MARCOM Team as a Graphic Design Intern, where you will play a key role in supporting our creative initiatives by assisting in the creation of visual assets for both digital and print platforms. This internship offers invaluable hands-on experience with real-world design projects, exposure to brand standards, and the chance to collaborate with cross-functional teams.JOB DUTIES AND RESPONSIBILITIESDesign & Creative Support· Assist in crafting visual assets for digital platforms, including social media graphics, website visuals, and PowerPoint presentations.· Support the design of print materials such as flyers, posters, brochures, and event collateral.· Contribute to concept development, mood boards, and visual storytelling.· Adapt and resize existing designs for various formats and platforms.Brand & Visual Consistency· Consistently apply brand guidelines across all design work.· Help maintain and organize brand assets, templates, and design files.· Ensure designs align with the organization’s tone, audience, and objectives.Collaboration & Feedback· Collaborate with marketing, communications, or creative team members on assigned projects.· Participate in creative reviews and integrate feedback into design iterations.· Communicate progress, challenges, and ideas during regular check-ins.Production & Asset Management· Prepare final design files for digital publishing or print production.· Organize and archive design files following internal naming and storage conventions.· Assist with basic photo editing, image sourcing, and asset optimization.Learning & Professional Development· Gain exposure to the complete design workflow from concept to final delivery.· Learn best practices for designing within real-world timelines and constraints.· Attend team meetings, creative reviews, and (if applicable) client or stakeholder briefings.

Join dev2 as a Lead Full Stack Software Engineer, where you will leverage your expertise in Java, Python, Angular, and React to drive innovative solutions. You will be responsible for leading a dynamic team of developers, overseeing project lifecycles from conception to deployment, and ensuring the delivery of high-quality software products.Your role will involve collaborating with cross-functional teams to understand business requirements, design scalable architectures, and implement best practices in software development. If you are passionate about technology, thrive in a fast-paced environment, and want to make a significant impact, we would love to hear from you!

As a Lead Accessibility Engineer at Appian, you will play a pivotal role in ensuring our software solutions are accessible to all users. Your expertise will guide the development teams in implementing best practices and standards for accessibility. You will collaborate with cross-functional teams to enhance user experience, driving initiatives that promote inclusivity and accessibility across our platform.

Join usm2 as a Senior Development Engineer, where you will lead innovative projects and drive technical excellence within our development team. You will collaborate closely with cross-functional teams to deliver high-quality software solutions that meet our clients' needs. Your expertise will be crucial in enhancing our development processes and guiding junior developers.

Join our dynamic team at Aretum as a Contingent Test Engineer! In this role, you will leverage your expertise in software testing to ensure the highest quality in our products. You will collaborate with cross-functional teams to design, develop, and execute test plans, while also identifying and reporting defects. This position is ideal for someone who is detail-oriented, enjoys problem-solving, and is passionate about delivering excellence.