Senior Software Engineer
Frontline Source Group
Our client in Englewood Colorado is looking for a Senior Software Engineer on a direct hire basis. This is an opportunity to join a collaborative, fast‑paced development team where your work will directly influence the evolution of a cutting‑edge technology platform. If you enjoy solving complex technical challenges, working with modern Microsoft technologies, and contributing to a product‑driven environment, this is an excellent opportunity to make an impact. Company Profile Transportation Technology Great team with a great company culture Weekly team lunches Senior Software Engineer Role The Software Engineer will play a key role in designing, developing, and supporting enterprise‑level applications within a collaborative Agile development environment. Design, develop, and maintain scalable full-stack applications using modern Microsoft technologies Build intuitive, user-friendly interfaces from product concepts, wireframes, or minimal design direction Design and integrate complex software solutions across web, API, and mobile platforms Support applications spanning web portals, APIs, and mobile technologies Collaborate closely with Product Owners, Quality Assurance Engineers, and fellow developers throughout the software development lifecycle Participate in Agile ceremonies including sprint planning, stand‑ups, retrospectives, and code reviews Contribute to architecture discussions, peer mentoring, and continuous process improvements Research and implement emerging technologies that improve scalability, performance, and user experience Senior Software Engineer Background Profile 4+ years of professional software development experience using C# 4+ years of experience developing with .NET Core 3.x or newer 4+ years of experience with Entity Framework Core, SQL databases, HTML, and CSS Experience with Blazor or another modern web application framework Ability to design, implement, and integrate enterprise‑level software solutions Experience working with Azure DevOps or similar development platforms Experience working within Agile development environments utilizing Git source controlStrong written and verbal communication skills Self‑motivated, detail-oriented, and deadline-driven Comfortable participating in code reviews, technical discussions, and collaborative problem-solving Passion for learning new technologies and continuously improving development practices #J-18808-Ljbffr
$93.2k - $164.45k
...us in shaping a new era in space and find a career that's built for you. The Orion Program The Orion Program is seeking an SCM software professional. Responsibilities Perform Software Configuration Management functions Perform Development Tool administration...SeniorFull timeTemporary workFlexible hoursLockheed Martin Corporation
Littleton, CO4 days ago$110k - $150k
...exclusive features. We are looking for a talented, hands-on Software Developer to build the core components of a few internal... ...software. Role Description This is a full-time on-site role for a Senior Software Engineer based in Lone Tree, CO. The Senior Software Engineer will...SeniorFull timeAlta Trust Company
Littleton, CO4 days ago$120k - $135k
Our client is seeking a skilled Software Engineer to join a strategic application modernization initiative focused on rewriting and migrating a critical enterprise platform. This role will be responsible for analyzing existing application functionality, redesigning services...SeniorLocal areaKellyMitchell Group
Greenwood Village, CO4 days ago$105.7k - $149.28k
...the U.S. We are unable to sponsor or take over sponsorship of an employment visa at this time, including CPT/OPT.*** The Senior Software Engineer will lead the design, architecture, and delivery of complex software solutions, including modern data‑driven and Gen AI‑enabled...Senior16 hoursTemporary workCasual workLocal areaWork visaFlexible hoursEmpower
Greenwood Village, CO3 days ago- Senior Software Engineer, Level 3 OASYS, INC., a Leading‑Edge Government contractor, is seeking applicants for a Senior Software Engineer, Level 3, to support our customer in Littleton, CO. Summary OASYS, INC. is seeking a full‑time Software Engineer. In this role, you...SeniorFull timeTemporary workFor contractorsRemote workFlexible hours
$107k - $191k
...looking for a long-term fit where you can grow in a role, and will be valued and empowered, then we invite you to apply to our Senior Software Engineer position. This position may be filled remotely or in a hybrid capacity in any of our Central and Eastern Time locations....SeniorFull timeTemporary workWork at officeRemote workFlexible hours$151.7k - $205.23k
...veteran and PhD astrophysicist, we support complex defense, space, software, systems, and mission-focused programs for government and... ...we operate: we are a reputation-driven team of highly skilled engineers and technical experts who are brought in for their depth, judgment...SeniorTemporary workWork experience placementFlexible hours$140k - $155k
...Join to apply for the Senior Software Engineer, Backend role at EverDriven . About EverDriven As the nation’s leading provider of alternative student transportation, we partner with school districts to serve students who need it most—those experiencing homelessness, living...SeniorTemporary workWork at officeRemote workEverDriven
Greenwood Village, CO4 days ago- Software engineers are responsible for the complete life cycle of a new or modified software product, from research and design to implementation, training and support. Essential Duties: * Designs, modifies, develops, writes and implements software programming applications...SeniorFull time
- Design and implement generative design software solutions for integration into Creo and Onshape products. Deliver high-quality, innovative... ...by applying first principles to address the needs of engineers. Collaborate with other developers, quality assurance and software...SeniorFull time
Ptc
Denver, CO1 day ago $86.8k - $165.2k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...You Will Do Design, develop, test, deliver, and maintain software for satellite ground systems. Work with talented teams of engineers...SeniorFull timeTemporary workWork at officeRemote workRelocationRelocation packageFlexible hours$125k - $160k
...that allow them to thrive in space, like solar panels, flight software, star trackers, optical systems, separation systems, radios... ...some of the boldest and most ambitious space missions. SENIOR SOFTWARE ENGINEER I/II - DIGITAL ENGINEERING Are you passionate about advancing...SeniorPermanent employmentLocal area$120.54k - $140k
...Job Title: Senior Software Engineer Employer: Procare Software, LLC Job Location: Denver, CO Salary: $120,536 - $140,000 Job Duties: Create and support enterprise software solutions both web and mobile applications by maintaining and supporting existing...SeniorFull timeRemote workProcare Solutions
Denver, CO1 day ago$115k - $165k
...spacecraft design and manufacturing, payloads, satellite components, and more; its mission is to open access to space. Job Title Senior Software Engineer I/II - Simulation Engineering Location: Littleton, CO Role Summary The position focuses on architecting large‑scale...SeniorPermanent employment$93.2k - $164.45k
...Lockheed Martin in Littleton, Colorado, is seeking an Experienced Professional in Software Engineering to support hypersonic missile development. You will work on the Conventional Prompt Strike program, ensuring software integration and system performance. The ideal candidate...SeniorLockheed Martin Corporation
Centennial, CO1 day ago$120k - $160k
...that allow them to thrive in space, like solar panels, flight software, star trackers, optical systems, separation systems, radios... ...some of the boldest and most ambitious space missions. SENIOR SOFTWARE ENGINEER I/II - SIMULATION ENGINEERING We are seeking a highly skilled...SeniorLocal area- ...into workflow Mentor peers, share knowledge, elevate design and code reviews Collaborate with Product, Security, and feature-domain engineering teams Requirements 5+ years of backend engineering experience with meaningful ownership of production systems at scale Deep...Senior
Jobtailor
Denver, CO2 days ago $150k - $180k
...to research and guide the development team in new product features via new or existing technologies. We are seeking a Network Software Engineer to design and implement high-performance networking subsystems. Unlike a traditional Network Engineer who configures routers and...SeniorWork at officeLocal areaRemote workQuantum
Englewood, CO2 days ago- Role Overview Join Comcast's award-winning technology team to develop cutting-edge products, platforms, and solutions. As a senior software engineer, you'll work on AWS cloud technologies, design and implement RESTful APIs, and collaborate with project stakeholders to...Senior
Comcast
Denver, CO5 days ago $120k - $190k
...Senior Software Engineer Location: San Francisco, CA or Denver, CO (Hybrid, 3 days/week). Salary: $120k-$190k + equity. Full-time. Offstream is building the infrastructure for the environmental compliance market, think compliance software meeting real‑world industrial...SeniorFull time3 days per weekApplyMint
Denver, CO5 days ago- ...you to consider the job opening with US Tech Solutions that fits your expertise and skillset. Job Description Job Title: Senior Software Engineer Description Of Services Experience managing and provisioning computing infrastructure - processes, bare-metal...Senior
US Tech Solutions
Denver, CO4 days ago - ...that moves fast and works with some of the world's coolest projects - join us. Who you are You take pragmatic approaches to writing software You test drive and refactor your code with confidence You avoid large upfront design and focus on incremental change You enjoy...SeniorInternshipWork at officeRemote work
Suite Studios
Denver, CO2 days ago $165k - $207k
...active TS/SCI security Clearance. Candidates who do not hold this clearance are not eligible for hire. Solidus is seeking a Senior Software Engineer to join our team, contributing to the enhancement of existing software systems and the integration of new mission‑critical...SeniorWork experience placementLocal areaSolidus Technical Solutions
Aurora, CO4 days ago- ...Matters Defense Solutions specializes in software development and solutions, specialized... ...sensing technologies and operations, with senior‑level personnel formerly from DIA, NRO,... ...subject matter experts, analysts, software engineers, and its data scientists to create...SeniorTemporary workRemote workFlexible hours
Grey Matters Defense Solutions, LLC
Centennial, CO4 days ago $195k - $250k
...The Opportunity We’re looking for a passionate and skilled Senior Software Engineer to join our fast growing engineering teams. In this role, you will be instrumental in revolutionizing healthcare billing products and systems that directly address the needs of our customers...SeniorCandid Health
Denver, CO2 days ago- ...is proud to offer career growth opportunities and a competitive compensation and benefits package. Visit our website at: Senior Software Engineer Candidate must have a TS/SCI with Poly to be considered For over 40 years, DCCA has provided a broad range of IT services...SeniorFlexible hours
International Executive Service Corps
Aurora, CO4 days ago - We are seeking a Senior Software Engineer to join our engineering team, focusing on developing new cloud-based solutions powered by database technologies. This role is far from ordinaryyou won't be confined to minor tasks but will have a significant impact on our entire...SeniorH1bVisa sponsorshipFlexible hours
Tech Stars Group LLC
Denver, CO3 days ago - ...Senior Software Engineer Join the team at Tyler Technologies as an Senior Software Engineer! As a full stack engineer, you will work with a wide range of technologies such as .NET, Angular, HTML5, SQL, and Cloud/AWS building scalable solutions that empower our clients...Senior
Tyler Technologies
Lakewood, CO2 days ago - ...aerospace organisation developing next-generation planetary exploration and autonomous vehicle technologies is seeking a Senior Ground Software Engineer to join its growing team. This role focuses on building cloud-native command and control systems that support...Senior
EVONA
Denver, CO4 days ago - ...founder‑led company with multiple successful exits, building the software infrastructure that modernizes how materials move across America. We're looking for a hands‑on, AI‑native Senior Fullstack Engineer who loves building products, shipping features, and solving...SeniorImmediate start
BulkSource, Inc.
Denver, CO4 days ago
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