Sr Software Engineer
KWI
Sr Software Engineer
Are you ready to shape the future of retail technology? As a Senior Software Engineer at KWI, you'll play a critical role in redefining how retailers connect with customers, streamline operations, and scale with confidence. This is more than just a coding role — it's a chance to help architect scalable systems, solve complex real-world challenges, and directly impact the success of thousands of retailers. You'll be joining a high-performing, collaborative engineering team that thrives on creativity, agility, and continuous improvement. Whether it's optimizing our backend systems, building seamless integrations, or launching new AI-driven features, your work will influence the way modern retail is done.
We are a small team with a big vision: to be the premier provider of cloud technology solutions for retailers. KWI offers a complete, unified commerce solution from a single database, specifically designed to help specialty retailers grow their business. Our portfolio of customers includes Pandora, Bluemercury, Tom Ford and many other globally recognizable brands. We combine Point of Sale, Merchandising, Order Management, eCommerce, CRM, and Loss Prevention into one cloud-based platform. We are a Values and Mission driven organization, and we believe that if we develop and demonstrate leadership in our strategy, operations, and people, we will continue to drive product innovation and service excellence.
As a Sr Software Engineer, you excel at the following core competencies
- Building partnerships and working collaboratively with others to meet shared objectives
- Operating effectively, even when things are not certain or the way forward is not clear
- Takes full ownership over decisions, actions or failures
The impact you'll make
- Lead the development and implementation of software projects from inception to deployment.
- Be a creative problem solver who can draw on an array of expertise and technology to design and implement reliable, scalable, and maintainable solutions to challenging problems.
- Works closely with teams to deliver transformational change to our processes and technologies across multiple teams.
- Lead the technical specification, development, integration, testing and release of software components
- Identify and address technical challenges, optimize code for performance, and participate in ongoing code refactoring.
- Use AI to develop applications and help solve problems.
What you will bring
- BS Degree in Computer Science/Engineering related degree or equivalent work experience.
- 6+ Years of production coding experience, demonstratable experience in objected oriented programming.
- Have some demonstratable experience developing with AI, Claude Code, Agent OS, Spec Driven development.
- Expertise in Service-oriented architectures, microservices, advanced database schemas, relational and nonrelational databases, highly scalable and available web services.
- The ability to context shift and manage multiple priorities at the same time.
- Hands-on experience in building RESTful Web Services.
- Experienced with microservices.
- Prior experience using SQL, Hibernate, and one or more DB (MySQL, Oracle, Postgres, etc)
- Prior experience using NoSQL. (Redis, MongoDB, DynamoDB, etc)
- Experience with automated testing frameworks (TDD, Mocking, Unit/Functional/Integration)
- Experience with various version control systems, defining code branching strategies and build processes.
- Experience with development and CI tools: maven, git, Jenkins, Puppet, Crucible, Jira.
- Experience working with messaging systems. (RabbitMQ, Kafka)
- Experience with a variety of different programming/scripting languages.
- Extensive experience with Agile methodologies such as Kanban, Scrum or SAFE.
As a member of the KWI team you will receive
- Full Medical, Dental and Vision
- Annual bonus eligible
- Free gym in the building
- Generous PTO policy
- Summer Fridays....all year round
- Tuition Reimbursement
- Discount from building café
- 401(K) with a 50% company match (up to 6% of employee contribution)
- Employee Referral Program
- (1) Volunteer day each year
We understand that our teams need flexibility, which is why we follow a hybrid schedule. Our in-office days of Monday, Tuesday and Thursday, and employees are allowed to work remotely on Wednesdays and Friday. We are also a collaborative group and believe that getting together in person allows our team to do their best work. Together we enjoy monthly events, bagels every Thursday, a state-of-the-art coffee machine, a full snack pantry and many more surprise and delight moments throughout the year.
At KWI, we know that cultivating diversity and fostering an inclusive work environment is critical to our impact and success. We create an environment where no individual is advantaged or disadvantaged because of their background. We offer equal opportunity employment regardless of race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability status, age, marital status, or protected veteran status. With a commitment to maintaining a bias-free environment in which harassment is prohibited, we respect cultural diversity and comply with the laws of the places in which we operate. We expect our business partners, suppliers, clients, and all our team members to uphold these commitments.
About KWI
KWI helps retailers maximize sales by uniting their online and in-store capabilities to deliver delightful shopper experiences. With KWI Merchandising and mobile POS, retailers can execute omnichannel flawlessly, and right at their fingertips — clienteling, endless aisle, mobile checkout with the latest payment options, inventory management, and ecommerce.
Our Hiring Process
Stage 1:
Applied
Stage 1:
Applied
Not quite right? Register your interest to be notified of any roles that come along that meet your criteria.
Register Your Interest
$160k - $175k
...Senior Software Engineer Job Order ID: 11159 Employment Type: Permanent Salary: $160000-175000/Yr Web Publication Date: 2/20/2026 Number of Positions: 1 Job Location: Plainview, New York United States...SeniorPermanent employmentWork experience placementWork at office$90k - $115k
...way we do things. And we will be 100% committed to helping you reach your full potential. Job Description The Senior Software Engineer (with hardware interfacing) is responsible for the design, delivery, support, and improvement of complex in-house software applications...SeniorLocal areaImmediate start2 days per week- A leading aerospace technology firm is seeking a Senior Software Engineer in Plainview, New York, responsible for developing and verifying software for aerospace controller applications, ensuring compliance with RTCA DO-178 standards. Candidates should have a BS in Electrical...Senior
- ...Senior Embedded Firmware Engineer We are seeking a highly skilled and experienced Senior Embedded Firmware Engineer to lead the development of sensor applications. In this role, you will be responsible for designing, implementing, and optimizing embedded firmware solutions...Senior
$120.18k - $204.62k
...Sr. Advanced Embedded Engineer As a Sr. Advanced Embedded Engineer at Resideo, you will play a key role in developing the intelligent embedded... ...experience. Collaborating closely with hardware engineers, software teams, data/AI specialists, and product managers, you'll...SeniorFull time- ...We are seeking a highly skilled and experienced Senior Embedded Firmware Engineer to lead the development of sensor applications. In this role, you will be responsible for designing, implementing, and optimizing embedded firmware solutions for a wide range of sensor applications...SeniorFor contractorsWorldwide
- ...Senior Software Developer Senior SW Developer, you will work in a fast-paced, agile environment consisting of a cross-functional... ...Qualifications ~ Bachelor's degree or higher in Computer Science, Engineering, or related field. ~10+ years' experience in Application...Senior
$133.66k - $219.59k
Are you looking to Optimize your life? Start your exciting path to a rewarding career today! We are Optimum, a leader in the fast-paced world of connectivity, and we're on the hunt for enthusiastic professionals to join our team! We understand that connectivity isn...Local area$95k - $145k
...Software Engineer RouteSmart Technologies, a leader in vehicle route optimization software technology, is seeking a Software Engineer to join our development team. This role will report directly to the Manager, Software Engineering and is responsible for designing,...Work at officeRemote work$133.66k - $219.59k
...our customers along with the tools used by our teams to support them. Reporting to the Engineering manager, the SDE III will participate as part of a highly skilled software development team to build the tools, processes and automation frameworks that will improve...Local area$95k - $115k
...Description A leading RF test and measurement organization is seeking a technically strong Application Engineer to support and expand the use of advanced RF and EMF safety solutions across U.S. markets. This role blends engineering expertise with customer-facing...Senior$73.1k - $117k
...please Sign-In before you apply. Job Description: Job Description: Broadcom’s Mainframe Software Division (MSD) is looking for a talented and motivated Technical Support Engineer with a passion for Customer Success. This position is responsible for providing omni-channel...Work experience placementLocal area$110k
Join to apply for the Sr Java web applications developer role at Gain America Location: New York, NY Salary: $110000 Job Type: Full... ...Service (IaaS) Design and build distributed, scalable, fault-tolerant software applications Work closely with data scientists to code, deploy...SeniorFull timeRemote workMonday to Friday- ...add or change the duties at any time. Job Description We are seeking a highly motivated and technically strong Application Engineer to play a strategic technical role expanding and supporting the adoption of Narda Safety Test Solutions (Narda STS) product lines...SeniorFor contractorsLocal areaRemote workVisa sponsorshipWork visa
- Join to apply for the Sr Java Developer job role at Gain America We are looking for bright and energetic individuals with relevant... ...proficient knowledge in one or more areas. Proven Experience With Agile Software Development Methodology Preferred. Demonstrates and ability to...SeniorFull timeRemote workMonday to Friday
$160k - $175k
Impact Recruitment Ltd is seeking a Software Engineer for aerospace controller applications in Plainview, New York. The candidate will be responsible for developing and verifying software in accordance with RTCA DO-178 standards. The role requires a minimum of 5 years experience...$122.66k - $215.7k
...market, representing how TTM's time-critical, one-stop design, engineering and manufacturing services enable customers to reduce the time... ...This is an incredible opportunity to leverage your embedded software expertise, collaborate with some of the brightest minds in the...SeniorPermanent employmentWorldwideFlexible hoursShift work$85k - $110k
...Job Description Job Description Senior Manufacturing Engineer A growing, advanced manufacturing organization is seeking a Senior Applications Manufacturing Engineer to lead the translation of complex product requirements into scalable, repeatable production processes...SeniorTemporary workLocal area- ...the delivery of solutions and infrastructure development in New York. This role demands over 10 years of experience in software or platform engineering, with expertise in C#, Java, or Python. Candidates will work closely with various teams to maximize efficiency and...SeniorFlexible hours
$130k - $160k
...and commit to Motorola Solution's 'Solving for Safer' campaign. The engineering department is responsible for the development of products in multiple disciplines, namely electronics, firmware, software and mechanics. It must carry out the development life-cycle, which includes...SeniorLive inWork at officeRelocation$91k - $321.5k
...Requirements: Up to 60% At PwC, our people in data and analytics engineering focus on leveraging advanced technologies and techniques to... ..., Computer Science, Data Processing/Analytics/ Science, Software Engineering, Artificial Intelligence and Robotics preferred...SeniorFull timeH1b$86.5k - $142.7k
...writing and reviewing code, building proofs‑of‑concept, and guiding engineering teams through complex technical decisions. This position... ...and attributes for success • Strong hands‑on background in software engineering and modern application architectures. • Deep understanding...SeniorSummer holidayFlexible hours- Regional CPA firm seeking to add a Tax Manager to its staff. The Tax Manager will be responsible for the efficient, accurate, complete and timely preparation and review of tax returns for our diverse client base.aa415a4b-8b21-40fc-a65c-70d2b25ca29aSenior
$155k
...and strategic decision-making through scalable, cloud-based data platforms. Job Summary ACH is seeking a Senior Data Platform Engineer to own and evolve the core data model within our Snowflake cloud data platform. This role is the backbone of our data...SeniorFull timeLocal area$101.6k - $160.9k
...designing, configuring, testing, implementing and supporting software, hardware and systems. Work closely with Analysts and Product... ...analysis and physical design of technical solutions Technology Engineers may be assigned to either implementation or support functions....SeniorPermanent employmentLocal areaFlexible hours$124k - $280k
...efficiency. These individuals analyse client needs, implement software solutions, and provide training and support for seamless integration... ...Computer Science, Computer and Information Science, Computer Engineering, Information Technology, or Management Information Systems...SeniorFull timeH1b$133.66k - $219.59k
Optimum is seeking a talented Front-End UI Developer with 5 to 7 years of experience to join our New York team. You will design and deliver front-end solutions for key business platforms, including the internal agent tool and customer acquisition interfaces. The role requires...Senior$133.66k - $219.59k
...seeking a highly experienced and visionary Manager ofSoftware Engineering to lead and inspire our talented engineering team.The ideal candidate... ...leadership skills,and a passion for delivering innovative software solutions.In this role,you will drive the development and...Local area- ...candles, aromatherapy and more. JOB OVERVIEW The Senior Full Stack Developer will play a key role within the e-commerce engineering team, contributing to the design, development, and maintenance of scalable online retail platforms. This position requires extensive...SeniorLocal areaWorldwideWork visaMonday to FridayFlexible hours
- ...Mt Juliet, TN; New York, NY; Purchase, NY; Topeka, KS Technical Qualifications: Minimum of 5 years' experience with software engineering. Strong experience with Azure DevOps (YAML and classic pipelines). Proficiency in automation scripting (PowerShell,...SeniorWork at office
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Sr Software Engineer. Be the first to apply!
- startup software engineer Melville, NY
- part time software developer remote Melville, NY
- senior software engineer remote Melville, NY
- software engineer Melville, NY
- software developer positions Melville, NY
- software developer Melville, NY
- remote entry level software developer Melville, NY
- information technology software engineer Melville, NY
- consulting software engineer Melville, NY
- intel software engineer Melville, NY


