Software Sustainment Engineer: Modernize Legacy Apps
Booz Allen Hamilton
Booz Allen is seeking a University Software Developer who will contribute to sustaining and modernizing client applications, including legacy systems, by applying programming skills and operations expertise. The role emphasizes hands-on troubleshooting, code maintenance, and security-compliant upgrades within diverse environments. You'll work with Java, JavaScript, C/C++, Python, and scripting to evolve software while documenting designs and collaborating with teammates. #J-18808-Ljbffr
$125.24k - $187.86k
...now, we're starting on a large modernization of our payment integrity platform: ripping out legacy .NET, rebuilding around clean... ...ready for scale.on FullStack Engineer to build intuitive, performant... ...business problems into working software - not just technically correct...ApplicationFull timeLive inRemote workVisa sponsorshipNight shift- ...Software Engineer / Sr. Software Engineer Atomic · NYC, Boston, Austin, or Reno; remote positions... ..., timing, etc.) in spreadsheets or legacy software. Atomic is rebuilding the brain... ...End Engineers: creating UI’s, reporting apps, etc. for our customers Infrastructure...ApplicationRemote work
- ...levels of performance, sustainability, and safety in the... ...sustainable solutions and more modern living depend on... ...Senior AI Applications Engineer to join our growing AI... ...full stack software engineer who has a track... ...designing & launching apps (for internal and 3rd...ApplicationFull timeWork at officeRemote work
$10,000 per month
...Company Palantir builds the world's leading software for data-driven decisions and operations.... ...The Role Forward Deployed Software Engineers (FDSEs) work directly with customers to... ...massive-scale data, coding a custom web app, speaking with customer executives, or establishing...ApplicationFull timeWork experience placementInternshipWork at officeRemote workWork from home$174.99k - $209.98k
...us different: an open-source legacy, a global collaborative culture... ...platform for our opinionated Cloud apps. We're looking for someone... ...productivity. You can use modern AI coding assistants as part of... ...responsible for operating the software you have built. You have worked...ApplicationLocal areaRemote workWeekend workWeekday work- ...Cheez ( is a new app that sends you the pictures that your friends take of you, powered... ...maintainable, and scalable code using modern web development technologies and best... ...meetings. Minimum 2-3 years of software engineering experience Have built mobile apps (and...ApplicationFull time
$95k - $120k
...Software Engineer, Foundations Remote (ET & CT time zones only; some travel required) About Us Clasp is a venture-backed, mission-driven... ...-based access control, and notification systems (email, in-app, and other channels). Implement and maintain data exchange...ApplicationLocal areaRemote workFlexible hours$70k - $100k
...building dynamic, responsive web applications. Familiarity with modern front-end build pipelines and tools. Experience with both consuming... ...in code quality. Desirable Vue.js Expertise: Progressive Web Apps, API Integration Experience with Progressive Web Apps (PWA) and...Application$30 - $36 per hour
Lead Finance Software EngineerJob DescriptionThis hybrid Lead Finance Software Engineer role focuses on building and enhancing critical finance and payroll technology systems... ...reviews, and quality assurance activities.Use modern testing practices, build unit tests, and...ApplicationContract workTemporary workWork experience placementWork at officeRemote work1 day per week$166k - $253k
...Software Engineer, Connected Warfare (Active Clearance)Honolulu, Hawaii, United StatesAnduril Industries is a defense technology company with... ...mission capabilities.Deliver well-architected systems using modern software engineering practices—including code and design reviews...ApplicationFull timeWork experience placementImmediate start$100k - $105k
...Senior Software Engineer, Payroll Engine de Anda portfolio company Team: Payroll Level: Senior (IC) Location: Remote (U.S.) Start... ....md-style conventions for a team. NOT A FIT • CRUD-app backgrounds with no financial or transactional system experience...ApplicationRemote work$223.2k - $279k
...important decisions. On the Public Sector Engineering team, you'll embed directly with U.S.... ...first prototype to production, and ship software that customers adopt and rely on in the... ...in Python and TypeScript (or comparable modern languages). ~ Comfort across the stack...ApplicationFull timeRelocation$77.6k - $176k
...Job Number: R0251772 Software Data Engineer The Opportunity: Ever-expanding technology like... ...( MSS ) , and Foundry, contribute to modernizing data ecosystems across the DoD, and work... ...of War (DoW) Experience migrating legacy ETL logic into modern cloud platforms,...Full timeContract workPart timeLocal areaRemote work$125k - $200k
...Forward Deployed Software EngineerPalantir builds the world's leading software for data... ...children, and more.Forward Deployed Software Engineers (FDSEs) understand our customers'... ...Physics.Experience with logistics, materiel, sustainment, aviation, or readiness analysis is a...ApplicationWork experience placementWork at officeRemote workWork from homeRelocation package$77.6k - $176k
...Software Data EngineerEver-expanding technology like IoT, machine... ...than ever before. As a data engineer, you know that organizing data... ..., and Foundry, contribute to modernizing data ecosystems across the DoD... ...War (DoW)Experience migrating legacy ETL logic into modern cloud platforms...Full timeContract workPart timeLocal areaRemote work$68.4k
...access requirements) This job is an integral member of an agile software engineer team responsible for building scalable software applications... ...highly available systems 1 years experience in at least one modern programming languages (Java, Python, JavaScript, ACE, IIB/ITX...ApplicationTemporary workFor contractorsWork at officeLocal area$167.7k - $245.2k
...technologies across Linux and Windows.Our software agent team builds high-performance,... ...agents that run across traditional and modern workloads in on-premises and cloud environments... ....As part of the Windows agent engineering team, you will focus on extending these...ApplicationFull timeTemporary workLocal areaRemote workFlexible hours$77.6k - $176k
Software Data EngineerThe Opportunity:Ever-expanding technology like... ...than ever before. As a data engineer, you know that organizing data... ..., and Foundry, contribute to modernizing data ecosystems across the... ...War (DoW)Experience migrating legacy ETL logic into modern cloud platforms...Full timeContract workPart timeLocal areaRemote work- ...Migration & Dataverse Integration Engineer Company: Arch Systems Location... .../cutover activities between legacy SQL Server applications and modern Microsoft Power Platform/Dataverse... ...Service Bus Azure Event Grid Logic Apps Power Automate Power Apps...ApplicationFull timeTemporary workRemote work
- ...Surge Software is seeking a Native Mobile Developer to build high-performance iOS and Android apps using Swift, Kotlin, and Java. You will work on UI/UX aligned features, optimize... ..., and participate in Agile sprints with modern tooling like Xcode and Android Studio. The...Application
$86.9k - $198k
...edge enterprise cloud platforms to support your clients as they modernize their IT infrastructure and meet their most challenging... ...like you to help support national security.Whether modernizing legacy computing platforms and applications or creating new ones from...ApplicationFull timeContract workPart timeWork at officeLocal areaRemote work$143.64k - $273k
...play a critical role in our modernization mission. You’ll be in good company... ...’ll use your knowledge of legacy systems and cloud... ...for designing cutting-edge software frameworks, systems, and products... .... Where we are committed to sustainable progress for our customers and...ApplicationMinimum wageFull timeLocal areaRemote workFlexible hours$150.7k - $251.2k
...opportunity Our AI, Data & Engineering team helps apply... ...of clients to deliver modern AI engineering,... ...science, analytics, and software engineering. We'll look... ...DevOps to implement and sustain solutions in the Databricks... ...with Databricks Apps or Lakebase Postgres...ApplicationFull timeWork experience placementRemote work$86.9k - $198k
...Job Number: R0248104 AI Software Engineer, Senior The Opportunity: As an experience d sof tware engineer, you know how to design, develop... .... You combine strong sof tware engineering fundamentals with modern AI develop ment practices to build reliable, scalable, and...ApplicationFull timeContract workPart timeWork at officeLocal areaRemote work- ...Surge is seeking a skilled Kotlin Developer to advance our Android app portfolio. You will leverage Kotlin and Java to build high-quality mobile applications, using Android Studio and modern tooling. Join Surge to contribute to innovative, user-centric apps and collaborate...Application
- ...Company Palantir builds the world’s leading software for data-driven decisions and operations.... .... The Role Forward Deployed Software Engineers (FDSEs) work directly with customers to quickly... ...massive-scale data, coding a custom web app, speaking with customer executives, or...ApplicationFull timeInternship
- ...your background aligns with future opportunities, we’ll reach out directly when formal applications become available. About Software Engineering Roles at Danaher Are you passionate about building real-world applications, writing clean code, and solving meaningful...ApplicationRemote jobInternship
- ...Systems Inc. is a quickly developing worldwide System Integrator, Software and Product Development, IT Outsourcing and Technology... ...involvement in technology innovation, ERP and CRM counselling, Product Engineering, Business Intelligence, Data Management, SOA, BPM, Data...ApplicationWorldwide
- ...safely, efficiently, and sustainably. From designing... ...bring together planners, engineers, architects, construction... ...needs. Whether you're modernizing aging infrastructure... ...meaningful impact, and leave a legacy of smarter, more... ...Roads CAD engineering software such as Bentley...Work at officeLocal area
$53k - $108k
...University, Software Developer The Opportunity: As a software sustainment engineer, you play a pivotal role in an application’s functional... ...clients’ challenges and their legacy enterprise systems. As a... ...the best ways to improve and modernize the existing systems. Work with...ApplicationFull timeContract workPart timeSummer workInternshipLocal areaRemote work
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