Software test engineer jobs in Firestone, CO

Contract w2 Required Skills • 4-8+ years of experience in Performance Testing & Engineering. • Strong experience with one or more tools: JMeter, LoadRunner, Gatling, BlazeMeter. • Proficiency in API testing (REST/SOAP), scripting, and parameterization. • Hands-on experience with APM tools (Dynatrace preferred for Charter). • Solid understanding of HTTP protocols, microservices architecture, Docker/Kubernetes, and cloud environments (AWS/Azure/GCP). • Good knowledge of SQL queries and database performance validation. • Ability to analyze CPU, memory, threads, logs, and performance metrics. • Experience working in telecom domain (Charter/Comcast/AT&T) is a plus. Preferred Skills • Knowledge of CI/CD pipelines (Jenkins, GitLab, Azure DevOps). • Experience with Kafka, messaging systems, or distributed systems. • Scripting experience in Python, Shell, or Groovy. • Understanding of Grafana, Prometheus, ELK stack. About Ampstek Ampstek is a global IT solutions partner serving clients across North America, Europe, APAC, LATAM, and MEA. We specialize in delivering talent and technology solutions for enterprise-level digital transformation, trading systems, data services, and regulatory compliance. Contact: Snehil Mishra 📧 ****************** 📞 Desk: ************ Ext. 125 🔗 LinkedIn 🌐 ***************

Software Development Engineer in Test (SDET) Active US Security Clearance required Are you the kind of engineer who loves breaking things so the system becomes stronger? If you enjoy pushing distributed systems to their limits and building automation that mirrors real world behaviors, this role will be right up your street. A fast growing space technology company is searching for an SDET to help test, validate, and stress their mission critical software. You will work on technology that powers satellite operations, command and control services, and large scale real time behaviours. You do not need to be a space expert. If you love Python, automation, and solving complex problems, you will thrive here. What you will be doing • Building and automating tests that mirror real customer use cases • Simulating hundreds to thousands of satellites running operations • Acting as a chaos tester to uncover weaknesses and improve system resilience • Troubleshooting and fixing bugs across deployed backend systems • Testing APIs, databases, event driven architectures, and containerized environments • Supporting CI and automation within modern DevOps pipelines • Working closely with frontend, backend, and product teams to ensure quality at scale What you will need • Proficiency in Python • Experience with Playwright, Cypress, or similar end to end testing frameworks • Strong understanding of containerized and serverless architectures • Skilled in API testing and distributed databases • Experience building CI or automation pipelines, ideally with GitHub Actions • A track record of solving technical problems with minimal oversight • Active US Security Clearance (Secret required, TS or TS SCI preferred) • Must meet ITAR requirements (US citizen, US national, green card holder) What you will get • Hybrid work, two days per week on site with flexibility • Comprehensive health insurance with full coverage for employees • Unlimited PTO with a requirement to take at least 15 days • Most US federal holidays observed • Quarterly wellness benefits • 4 percent 401(k) matching • Quarterly offsites in great destinations • A team that values ownership, curiosity, and continuous improvement If you are excited by the idea of testing systems at scale and helping shape the future of satellite operations, I would love to speak with you. Feel free to reach out to Ciara Holmes at EVONA for more information or to apply directly.

We're looking for an Accessibility Tester. The primary objective is to ensure that all company related applications comply with accessibility standards and provide an inclusive user experience for individuals with disabilities. Project Goals The main goals of this engagement are to: Identify accessibility issues in assigned OIT applications. Ensure compliance with relevant accessibility standards (e.g., WCAG 2.1 AA, Section 508). Provide actionable recommendations for remediation of identified accessibility barriers. The Accessibility Tester will perform comprehensive accessibility testing on applications as assigned. This includes, but is not limited to: Manual testing using assistive technologies (e.g., screen readers, keyboard navigation). Automated accessibility testing using appropriate tools. Review of design specifications and wireframes for accessibility considerations. Reporting of accessibility defects with detailed steps to reproduce and recommended solutions. Collaboration with development, business and QA teams to ensure accessibility issues are understood and resolved. Participation in accessibility review meetings and training sessions as required. The Accessibility Tester will be responsible for delivering the following: Detailed accessibility test plans. Accessibility test reports, including identified issues, severity, and recommendations. Defect reports for all accessibility findings in designated defect tracking system. Summaries of accessibility findings and progress updates. Documentation of best practices and accessibility guidelines as requested. Accessibility Tester Responsibilities Execute accessibility test cases thoroughly and accurately. Follow the Accessibility Checklist for Testing Team Document all findings and communicate them effectively to relevant stakeholders. Provide expert advice on accessibility best practices and remediation strategies. Maintain up-to-date knowledge of accessibility standards and guidelines. Adhere to project timelines and quality standards. Acceptance Criteria: Deliverables will be considered accepted upon review and approval by designated representative, confirming that the work meets the specified requirements and quality standards. Regular status updates will be provided through the SH weekly notes. QUALIFICATIONS: Excellent communication (written and verbal) Solid understanding of OOPS concepts Hands on experience with API and Webservice Testing, Good understanding of traceability Matrix, test strategy, test planning, Good understanding of Agile/Jira process Platforms include (Java, Mobile-PWA, SalesForce). Duties and Responsibilities: Sample Duties: Perform hands on testing - Write detailed scenarios for releases including providing estimates for test planning Review technical and business documents to prepare test cases Kavaliro provides Equal Employment Opportunities to all employees and applicants. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. Kavaliro is committed to the full inclusion of all qualified individuals. In keeping with our commitment, Kavaliro will take the steps to assure that people with disabilities are provided reasonable accommodations. Accordingly, if reasonable accommodation is required to fully participate in the job application or interview process, to perform the essential functions of the position, and/or to receive all other benefits and privileges of employment, please respond to this posting to connect with a company representative.

Overview: Our client is hiring a Lead Data Validation Tester to drive data integrity across their video product ecosystem. This senior individual contributor role is ideal for someone with strong technical leadership and a proactive mindset, with potential to grow into a formal management role. Key Responsibilities: Lead validation efforts across multiple platforms and data pipelines Design and execute robust manual and automated test strategies Identify process gaps and propose improvements to testing workflows Collaborate with offshore teams and cross-functional partners Translate technical findings into business impact insights Build and maintain automated validation suites and dashboards Mentor junior testers and influence testing best practices Required Skills & Experience: 5+ years in QA, data validation, or related technical roles Strong proficiency in SQL, Python, and test automation frameworks (PyTest, WebdriverIO, Mocha) Experience testing data pipelines, APIs, and analytics workflows Excellent communication and problem-solving skills Proven ability to lead initiatives and influence peers Preferred Experience: Familiarity with client's proprietary tools (Photon, Quantum, Sequence) Experience with connected device testing (TVSDK platforms) Exposure to AI/ML-based validation tools Interest in developing leadership and mentoring capabilities

Country: United States of America Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance: DoD Clearance: TS/SCI At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems that create a safer, more secure world. We have an exciting opportunity for a Sr Systems Integration and Test Engineer - Automated Testing supporting one of our premier programs here in Aurora, Colorado where you will work with a cross-disciplinary team of engineers who are leading the industry in ground systems solutions. In Systems Integration and Test (SI&T) we integrate, verify, and validate our products. We put our systems together, exercise them in the lab or in the field, measure and analyze performance, and make sure our products work the first time and every time. To accomplish this, we develop plans and procedures, debug and evaluate system functions and interfaces, develop test environments, and work hand-in-hand with our customers. What You Will Do Execute the program's test strategy, including test process development, baseline definition, test architecture design, verification, and validation. Support full lifecycle integration and testing of real-time ground software systems including software setup, test execution, regression analysis, and root cause resolution Collaborate across multi-vendor and multi-disciplinary teams to integrate and validate software releases from various upstream teams Support various customer-led mission test events Collaborate with Raytheon senior leadership, government customers, and technical subject matter experts to support system development and test execution Work in an Agile program environment Active DOD TS/SCI to Start with Ability to Obtain Special Access Qualifications You Must Have Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 5 years of prior relevant experience Experience as an integration and/or test engineer in a software development environment on a government contract Experience writing, running, and integrating automating tests with automated test tools as well as developing scripts in Python or Perl Active and transferable U.S. government issued TS/SCI security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Qualifications We Prefer Experience working in an Agile development environment and with Agile development tools (e.g., Jira, Confluence, Bitbucket, etc.) Experience with Automated test tools; Cucumber Experience developing and deploying SW in a cloud environment Experience with MBSE tools (e.g., Cameo Systems Modeler) Experience of systems engineering lifecycle, roles and functions, with specific experience in one or more of the following areas: Concept of Operations (ConOps) development, requirements definition and management, functional analysis, interface definition and control, and/or verification and validation What We Offer Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation Relocation eligible Learn More & Apply Now! Please consider the following role type definition as you apply for this role. Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. This position requires security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: ************************************************ Aurora, CO: ************************************************************* As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 82,000 USD - 164,000 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms

*** W2 Contract Only - No C2C - No 3rd Parties *** The Ash Group is hiring a Lead Software Engineer (Full Stack) for our client (one of the largest private credit providers in the US agricultural economy) based in Greenwood Village, CO (hybrid). This is a high-impact role requiring 6-8 years of experience, with mandatory hands-on expertise in React (4+ years) and Node.js (4+ years). You will be leading the design and development of foundational SPA (Single Page Application) and BFF (Backend for Frontend) architecture on AWS, driving major digital transformation and automating business processes. Role Details Compensation: Competitive pay rate of $95 per hour. Benefits: Medical, dental, vision, and direct primary care benefits. After six months of employment, enjoy a 4% matched 401(k) plan with immediate 100% vesting. Duration: 6-month contract with possible extension. Location: Hybrid in Greenwood Village, CO (availability during 9 am - 5 pm MT core hours required). What You'll Be Doing Lead the design, development, and implementation of technical solutions as a Full Stack Engineer, with a focus on building robust, cloud-based solutions on AWS. Mandatory hands-on development using React, HTML/CSS, and Node.js, including the creation of Restful APIs for Single Page Applications. Support the RPA (Robotics Process Automation) team and develop solutions for improving quality, delivery, and customer/employee experience using automation technologies. Apply a strong understanding of the Software Development Lifecycle (SDLC) and CI/CD pipelines (e.g., Git, Docker, Kubernetes) to ensure reliable deployments and automation. Provide workday and after-hours production support, including troubleshooting, problem correction, and root cause analysis. What We're Looking For 6-8 years of experience as a Software Engineer. 4+ years of hands-on experience with Front-end technologies: React, HTML/CSS. 4+ years of hands-on experience with Back-end technologies: Node.js. Experience building Restful APIs and developing Single Page Applications (SPAs). Experience with AWS (or GCP, Azure) and container orchestration services like Docker and Kubernetes. Strong understanding of CI/CD pipelines, Git, and version control processes. Proficiency with SQL, Python, and open-source databases is a plus. This is a rare opportunity to work on an architecture being built from the ground up, driving the launch of new, transformative digital processes for a major financial institution. #SoftwareEngineer #LeadEngineer #FullStackDeveloper #React #NodeJS #AWS #SPA #BFF #RPA #Kubernetes #GreenwoodVillageJobs #ColoradoJobs #HybridWork #Contract

Job Title: Software Engineer Clearance: Active & transferable TS/SCI with Polygraph Salary: $130,000 - $145,000 Benefits: This role includes Medical, Dental, and Vision coverage, 6 weeks of paid PTO, Short-Term Disability, a 401(k) with 5% company match, and up to $8,000 in relocation assistance. Full Benefits package can be sent upon request. About the Company This role is being managed by Talent Stack LLC, a woman-owned recruiting firm specializing in cleared and technical placements. We proudly represent a confidential defense-focused client supporting critical national security programs. About the Role We are seeking a Software Engineer to support mission-critical ground systems for a leading defense customer. In this role, you will evaluate operational software issues, provide rapid solutions, and support integration and verification activities for new software baselines. This position is hands-on and ideal for engineers who thrive in real-time, high-impact operational environments. What You Will Do Support troubleshooting, maintenance, and documentation of operational software applications. Troubleshoot and isolate sources of system errors or unexpected performance. Execute testing, integration, and delivery of new software baselines. Perform in-depth analysis across complex, end-to-end operational systems. Work onsite within a secure environment supporting mission operations. Required Qualifications Bachelor's degree in STEM. 2+ years of professional level experience at a government contractor or agency. Experience coding in Java or C++. Hands-on experience with software development and/or software integration. Active, transferable TS/SCI with Polygraph required prior to start. Preferred Qualifications Experience with Git, Bitbucket, or similar configuration management tools. Ability to work in a structured configuration-controlled O&M environment supporting real-time applications. Experience with Linux/Unix, GIT, and SQL. Familiarity with JIRA, BitBucket, and Confluence. This role requires an active and transferable DoD Top Secret security clearance, with the ability to obtain and maintain TS/SCI access and polygraph. Only U.S. citizens are eligible for security clearance. Candidates without the required clearance cannot be considered for this position. Recruitment Agencies Disclaimer This position is posted for direct applicants only. We kindly request that external recruiters, staffing agencies, or search firms refrain from submitting candidates. Unsolicited resumes will be treated as direct applications, and no agency fees will be honored. Reference Number: X15

Hybrid onsite in Englewood, CO $50-65/hr Ongoing long-term contract Required Skills & Experience Experience mentoring other developers and delivering full-stack software features Proficiency with Node.js, React, TypeScript, Python, and GraphQL Experience with relational (SQL) and NoSQL databases Experience deploying cloud-based applications Familiarity with source control and branch management Experience working with microservices Bachelor's degree in a related field or equivalent experience Nice to Have Skills & Experience 6 or more years of professional experience in software development Experience with AWS infrastructure and services AWS Developer Certification Experience with Git-based platforms (GitHub, GitLab, Bitbucket) Familiarity with Docker, Kubernetes, Redis, and an ORM built over a relational database Understanding of infrastructure as code (IaC) and Terraform Experience with experimentation, statistical testing, and data analysis Master's degree or higher in a related field Job Description A client of Insight Global is looking to add a SR Software Engineer to their team for a Hybrid position in Englewood Colorado. As a Senior Software Engineer on the Configuration Management and eXperimentation team (CMX), in the applied AI and data science program, you'll help design and develop software solutions that expand our custom experimentation and configuration management platform. You'll work in a full-stack environment using AWS, MySQL, Redis, Prisma ORM, Node.js, Python, GraphQL, Nest.js, and React. As a member of the CMX team, you'll be part of a supportive, cross-functional team that values mentorship, continuous learning, and shared success. You'll work closely with engineers, data scientists, designers, and product stakeholders to solve complex problems and deliver impactful solutions. The CMX team is responsible for enhancing and supporting custom, enterprise-level experimentation and configuration management platforms. We facilitate experimentation and configuration management through web-based UIs and supporting services that enable users to draft and deploy A/B tests, progressive deployments, and JSON configuration changes. We are committed to building a team with diverse experience where everyone can bring their full self to the team.

Job Title: Staff Software Engineer - Filesystems and Data Protocols Job Type: 6 mths CTH or Direct FTE, both okay. Responsibilities: We are looking for a highly skilled Staff Software Engineer with specialization in Filesystems and Data Protocols to join the team. In this pivotal role, you will design, develop, and optimize the core components of Infinia, Client's advanced distributed intelligent data platform. You will leverage cutting-edge AI development and deployment tooling-prompt engineering, to reduce time-to-insight, accelerate delivery velocity for better Business outcomes. Key Responsibilities: Design and implement Data Orchestration layer on top of distributed Filesystem. This module will integrate Infinia on premise solution with multi cloud Data Services. Design and enhance the core components of Infinia for high performance and scalability. Own critical customer case escalations end-to-end, including deep root cause analysis and mitigation strategies. Drive design discussions, build prototypes and contribute to deliver high quality products Utilize AI-powered debugging, log analysis, and system pattern recognition tools to accelerate resolution. Conduct code reviews and improve scalability, stability, reliability and performance of INFINIA solutions Required Qualifications: Bachelor's or master's degree in computer science, Software Engineering, or a related field. 8+ years of Data Storage and management, software engineering experience. Strong expertise in C++ Preferred Skills: Experience with cloud Data Storage services like AWS S3 or Google Cloud Storage (GCS). Data movement, copy workflows: remote replication, cloud backup/restore Experience with real-time data processing and streaming frameworks such as Apache Kafka. Experience with Distributed systems About Maxonic: Since 2002 Maxonic has been at the forefront of connecting candidate strengths to client challenges. Our award winning, dedicated team of recruiting professionals are specialized by technology, are great listeners, and will seek to find a position that meets the long-term career needs of our candidates. We take pride in the over 10,000 candidates that we have placed, and the repeat business that we earn from our satisfied clients. Interested in Applying? Please apply with your most current resume. Feel free to contact Nina Schindler (**************** / ************** for more details.

Title: Java Developer Duration:Direct-hire Salary range: Up to $150,000 This role focuses on building scalable, secure, and high-performing applications within a modern cloud-based environment. The developer will contribute to the design, implementation, and improvement of backend services, integrations, and system components. The ideal candidate is strong in Java, experienced with AWS tools, and comfortable working in an Agile setting. This position collaborates closely with cross-functional teams, supports high-impact technical initiatives, and helps shape best practices across the development lifecycle. Responsibilities Develop and maintain reliable, efficient backend services and software components. Participate in solution design for complex features and enhancements, ensuring adherence to engineering standards and control requirements. Troubleshoot issues across systems, identify root causes, and propose broad-reaching improvements. Work closely with product, QA, and architecture teams to deliver high-quality functionality. Contribute to documentation, design discussions, and code reviews. Support Agile workflows and contribute to continuous improvement efforts. Apply strong understanding of system interactions, integrations, and data flows to ensure seamless functionality. Promote best practices for performance, scalability, and resiliency. Skills 8-10+ years of professional Java development experience. Deep experience with Java/J2EE technologies. Strong AWS knowledge (EC2, S3, Lambda, SNS/SQS, etc.). Experience with databases such as MongoDB, MySQL, or ElasticSearch. Familiarity with event-driven design or rules engines. Knowledge of scalable system design concepts and architecture patterns. Prior experience in Agile/Scrum environments. Excellent problem-solving skills and ability to manage multiple priorities. Strong communication and collaboration capabilities. Desired Skills and Experience Skills 8-10+ years of professional Java development experience. Deep experience with Java/J2EE technologies. Strong AWS knowledge (EC2, S3, Lambda, SNS/SQS, etc.). Experience with databases such as MongoDB, MySQL, or ElasticSearch. Familiarity with event-driven design or rules engines. Knowledge of scalable system design concepts and architecture patterns. Prior experience in Agile/Scrum environments. Excellent problem-solving skills and ability to manage multiple priorities. Strong communication and collaboration capabilities. All qualified applicants will receive consideration for employment without regard to race, color, national origin, age, ancestry, religion, sex, sexual orientation, gender identity, gender expression, marital status, disability, medical condition, genetic information, pregnancy, or military or veteran status. We consider all qualified applicants, including those with criminal histories, in a manner consistent with state and local laws, including the California Fair Chance Act, City of Los Angeles' Fair Chance Initiative for Hiring Ordinance, and Los Angeles County Fair Chance Ordinance. For unincorporated Los Angeles county, to the extent our customers require a background check for certain positions, the Company faces a significant risk to its business operations and business reputation unless a review of criminal history is conducted for those specific job positions.

Denver • Full-time • Early-career 🚀 Kick-start your engineering career by building real, production AI systems. We're a fast-growing, venture-backed company transforming global transportation through intelligent, AI-powered infrastructure. As a Graduate Software Engineer, you'll ship code used in live operational environments - not side projects or internal tools. This is an opportunity to learn fast, take ownership early, and work on complex systems alongside experienced engineers. What You'll Do Build full-stack features with TypeScript (React/Next.js) and Python (FastAPI/Django) Develop scalable backend services and APIs powering AI-driven decision tools Deploy and integrate machine learning models into real-world workflows Optimise systems for performance, reliability, and efficiency Ship quickly in a collaborative, high-accountability engineering environment What We're Looking For Final-year or recent Computer Science graduates from top universities Strong fundamentals in algorithms, data structures, and distributed systems Hands-on coding experience from internships, projects, or research Evidence of excellence: open-source, hackathons, impactful university work Curious, ambitious engineers who love solving hard problems Able to work onsite in Denver at least 3 days/week Why Join Us Build production AI infrastructure from day one High ownership and meaningful, user-facing impact Mentorship from senior engineers + clear growth pathways Work on systems shaping the future of global logistics and mobility

🚀 Graduate Software Engineer - Intelligent Transport 📍 Denver, CO | Hybrid (3 days onsite) Join a fast-growing AI-driven logistics startup transforming global transport. With backing from top-tier investors, we're building systems that make moving goods smarter, faster, and safer. Kick-start your career by building technology that ships and makes a real-world impact. 🌟 What You'll Do Build end-to-end product features with TypeScript (React/Next.js) and Python (FastAPI/Django) Integrate real-time AI models into production systems Create smooth, high-performance user experiences and scalable APIs Collaborate with senior engineers and ship production code from day one 💡 What You'll Gain Hands-on experience deploying AI in real-world applications Mentorship from a senior Denver-based engineering team Fast-moving startup environment where your ideas matter Real ownership - see the impact of your work immediately 👀 What We're Looking For Degree in Computer Science or related field (2024/2025 grads welcome) Strong programming skills in Python and/or TypeScript Curiosity, initiative, and a problem-solving mindset Ability to work onsite in Denver at least 3 days per week Build the systems that move the world. Apply now and make your mark from day one.

Job Title: Senior UI Software Engineer (On Site) No C2C Offers please. Candidates must be able to work in the US without a sponsor. Our client is engineering a next-generation Work Orchestration platform-one that transforms complex organizational processes into clear, intuitive, action-driven experiences. Their UI and UX are central to that mission. They develop their front end using WiseJ, enabling engineers to build rich, enterprise interfaces entirely in C# and .NET-with strongly typed code, centralized controls , and without the typical bloat of sprawling JavaScript frameworks and constantly shifting third-party libraries. Their engineering team is supported by a world-class, fully-managed Figma Design System, including design tokens, responsive variants, and component-compliant wireframes and prototypes. This gives engineers a complete, consistent UI blueprint-freeing them to focus on architecture, performance, and behavior rather than recreating UI patterns from scratch. If you want to build beautifully engineered, large-scale UI systems in an environment designed for clarity and craftsmanship, Nexee is the place. Position Overview: We are seeking a Senior UI Software Engineer to lead development of a an enterprise-grade interface. You will architect highly interactive, intelligent User Interfaces using a unified .NET and WiseJ stack, while collaborating closely with product and design to deliver a first-class user experience. Key Responsibilities • Architect and implement high-performance user interfaces using WiseJ, C#, and .NET, with a strongly typed and unified codebase. • Translate Figma design system components, wireframes, and prototypes directly into consistent, pixel-aligned engineering implementations. • Develop adaptive layouts, multi-panel interfaces, drag-and-drop tools, and other advanced interaction patterns for enterprise-scale use cases. • Maintain clean, composable, reusable UI architecture that avoids unnecessary libraries and minimizes complexity. • Collaborate with UX, product, and backend engineering to ensure seamless integration across all system layers. • Contribute to UI standards, internal tooling, code quality, and mentorship of other engineers. • Team management experience. Qualifications Required • Bachelor's in Computer Science, Engineering, or related field. • 6-10+ years of UI engineering experience with complex, data-heavy, or enterprise platforms. • Strong proficiency in C#, .NET, Visual Studio, and object-oriented UI development. • Experience designing and shipping real-time, component-driven UI systems. • Deep understanding of UI architecture, state management, and interaction modeling. Preferred (Not Required) • Experience with WiseJ or other server-managed UI frameworks. • Experience working with structured Figma design systems, including tokens, variants, and engineering-aligned prototypes. • Background building reusable UI component libraries and internal platform frameworks. • Familiarity with distributed systems, real-time data and workflow automation tools. Why this job? • Competitive salary and benefits • Collaborative, high-talent, on-site engineering culture in Boulder, CO • A unified, strongly typed UI stack-no fractured front-end layers • Direct influence over a platform designed for massive scale • A culture that values clarity, simplicity, craftsmanship, and deep work How to • Competitive salary and benefits. • A flexible and dynamic work environment. • Opportunities for professional growth and development. • A culture that values work-life balance. • The chance to be part of a transformative enterprise solution.

We currently have multiple, full-time direct hire, Senior Software Engineering roles with a customer in Denver within one of the fastest growing global industries. Please reach out for more details! Qualifications Previously worked on high throughput and low latency systems. Experience in coaching and mentoring in technical subject areas. Ability to prioritize people and conversations over process. Previously thrived in a fast-paced agile environment. An aptitude and enjoyment in learning new technologies. Commercial experience using GCP with Kubernetes. Experience Microservice development, ideally with Golang, Rust, or equivalent. Knowledge of React and Typescript. Exposure to C#, .net, MSSQL and/or WPF. Experience in a delivery focused culture. ...

About the Role: This role is a Senior .NET Full Stack Developer for a client of ours in the tech solutions space. Looking for someone with 5+ full stack development. Required Skills: Bachelor's Degree in IT, Computer Science, or similar 5+ years of full stack development using .NET (C#) frameworks NoSQL experience AWS and / or Azure experience About the Company: Our client in the tech solutions space is a small but growing company based in Colorado. They have a superior software product and are continuing to grow at a rapid pace. They work hard and have an excellent culture.

Now Hiring: Systems Software Engineer II 📍 Denver , Colorado | 💰 $108,000 - $135,000 per year 🏢 About the Role We're looking for an experienced Systems Software Engineer II to join Sunbelt Controls, a leading provider of Building Automation System (BAS) solutions across the Western U.S. In this role, you'll develop and program databases, create custom graphics, and integrate control systems for smart buildings. You'll also support project startups, commissioning, and troubleshooting - working closely with project managers and engineers to deliver high-quality, energy-efficient building automation solutions. If you have a passion for technology, problem-solving, and helping create intelligent building systems, this opportunity is for you. ⚙️ What You'll Do Design and program BAS control system databases and graphics for assigned projects. Lead the startup, commissioning, and troubleshooting of control systems. Work with networked systems and diagnose LAN/WAN connectivity issues. Perform pre-functional and functional system testing, including LEED and Title 24 requirements. Manage project documentation, including as-builts and commissioning records. Coordinate with project teams, subcontractors, and clients for smooth execution. Mentor and support junior Systems Software Engineers. 🧠 What We're Looking For 2-5 years of experience in Building Automation Systems or a related field. Associate's degree in a technical field (Bachelor's in Mechanical or Electrical Engineering preferred). Proficiency in MS Office, Windows, and basic TCP/IP networking. Strong organizational skills and the ability to manage multiple priorities. Excellent communication and customer-service skills. Valid Colorado driver's license. 💎 Why You'll Love Working With Us At Sunbelt Controls, we don't just build smart buildings - we build smart careers. As a 100% employee-owned company (ESOP), we offer a supportive, growth-oriented environment where innovation and teamwork thrive. What we offer: Competitive salary: $108K - $135K, based on experience Employee-owned company culture with a family-oriented feel Comprehensive health, dental, and vision coverage Paid time off, holidays, and 401(k)/retirement plan Professional growth, mentorship, and ongoing learning opportunities Veteran-friendly employer & Equal Opportunity workplace 🌍 About Sunbelt Controls Sunbelt Controls is a premier BAS solutions provider serving clients across multiple industries, including data centers, healthcare, education, biotech, and commercial real estate. We specialize in smart building technology, system retrofits, analytics, and energy efficiency - helping clients reduce operational costs and achieve sustainable performance. 👉 Apply today to join a team that's shaping the future of intelligent buildings. #Sunbelt #BuildingAutomation #SystemsEngineer #HVACControls #BASCareers

Java Developer with Surescript We are seeking a highly skilled Java Developer with strong expertise in Microservices and Spring Boot. The ideal candidate should have a solid understanding of cloud modernization practices and some exposure to mobile development (iOS or Android). Key Responsibilities: Design, develop, and maintain scalable Java-based applications using Spring Boot and Microservices architecture. Contribute to cloud modernization initiatives, including migration and optimization of existing platforms. Collaborate with cross-functional teams to deliver high-quality software solutions. Participate in code reviews, troubleshooting, and performance tuning. Work closely with mobile development teams to ensure seamless integration across platforms. Required Skills: Strong hands-on experience with Java, Spring Boot, and Microservices. Good understanding of cloud platforms (Azure, or GCP). Knowledge or experience in iOS or Android application development. Familiarity with CI/CD pipelines, RESTful APIs, and containerization (Docker/Kubernetes). Excellent problem-solving and communication skills. Java 21 with minimum 7 years' experience. Preferred Qualifications: Experience in cloud migration or modernization projects. Exposure to DevOps tools and practices. Bachelor's degree in Computer Science, Engineering, or a related field.

360 IT Professionals is a Software Development Company based in Fremont, California that offers complete technology services in Mobile development, Web development, Cloud computing and IT staffing. Merging Information Technology skills in all its services and operations, the company caters to its globally positioned clients by providing dynamic feasible IT solutions. 360 IT Professionals work along with its clients to deliver high-performance results, based exclusively on the one of a kind requirement. Our services are vast and we produce software and web products. We specialize in Mobile development, i.e. iPhone and Android apps. We use Objective C and Swift programming languages to create native applications for iPhone, whereas we use Android Code to develop native applications for Android devices. To create applications that work on cross-platforms, we use a number of frameworks such as Titanium, PhoneGap and JQuery mobile. Furthermore, we build web products and offer services such as web designing, layouts, responsive designing, graphic designing, web application development using frameworks based on model view controller architecture and content management system. Our services also extend to the domain of Cloud Computing, where we provide Salesforce CRM to effectively manage one's business and ease out all the operations by giving an easy platform. Apart from this, we also provide IT Staffing services that can help your organization to a great extent as you can hire highly skilled personnel's through us. We make sure that we deliver performance driven products that are optimally developed as per your organization's needs. Take a shot at us for your IT requirements and experience a radical change. Job Description 1) Experience testing native mobile iOS applications (this application is being developed for iPads, although iPhone testing experience will suffice); looking for at least 5 years of QA experience & 1-2 years of experience testing mobile. *Responsive design testing experience does NOT count as mobile testing for this group. 2) Automation testing experience - Selenium Web Driver test automation w/ Apium *Candidates should ideally have 3-5 years of automation experience. 3) Experience working in an Agile/SCRUM environment. Qualifications Interview: Phone then Skype, need candidate on W2 Additional Information Thanks & Regards Shilpa Sood Sr Technical Recruiter 360 IT Professionals Inc. 510-254-3300-183

Denver • Full-time • Early-career 🚀 Kick-start your engineering career by building real, production AI systems. We're a fast-growing, venture-backed company transforming global transportation through intelligent, AI-powered infrastructure. As a Graduate Software Engineer, you'll ship code used in live operational environments - not side projects or internal tools. This is an opportunity to learn fast, take ownership early, and work on complex systems alongside experienced engineers. What You'll Do Build full-stack features with TypeScript (React/Next.js) and Python (FastAPI/Django) Develop scalable backend services and APIs powering AI-driven decision tools Deploy and integrate machine learning models into real-world workflows Optimise systems for performance, reliability, and efficiency Ship quickly in a collaborative, high-accountability engineering environment What We're Looking For Final-year or recent Computer Science graduates from top universities Strong fundamentals in algorithms, data structures, and distributed systems Hands-on coding experience from internships, projects, or research Evidence of excellence: open-source, hackathons, impactful university work Curious, ambitious engineers who love solving hard problems Able to work onsite in Denver at least 3 days/week Why Join Us Build production AI infrastructure from day one High ownership and meaningful, user-facing impact Mentorship from senior engineers + clear growth pathways Work on systems shaping the future of global logistics and mobility