Senior Backend Software Engineer
$65 - $70 per hourAddison Group
Job Title: Senior Backend Software Engineer Location: Remote Employment Type: Contract Pay Rate : $65 - $70/ hour Benefits: This position is eligible for medical, dental, vision, and 401(k). The Role We are seeking a Senior Software Engineer to play a pivotal role in transforming a core financial product. Key Responsibilities Lead the development, testing, and delivery of reliable backend services Help define and evolve the system architecture in a service-oriented environment Translate complex business requirements into scalable technical solutions Deliver high-availability, high-scalability services in a cloud-native environment Mentor peers and foster a strong engineering culture Drive innovation through new ideas and continuous improvements Work closely with product and design teams throughout the product lifecycle Support production systems and participate in the on‑call rotation Preferred Background & Experience Bachelor’s degree in Computer Science or related field 4+ years of backend development experience with modern tech stacks 2+ years of hands‑on experience with Java, Kotlin, or Scala Solid understanding of relational databases (e.g., PostgreSQL) and ORM tools Experience with microservices or service‑oriented architecture (SOA) Comfortable working in Kubernetes‑based infrastructure environments Strong sense of ownership and ability to work end‑to‑end from concept to production Familiarity with collaborative development practices like code reviews and CI/CD pipelines Nice to Have Interest in personal finance or experience with consumer financial products Familiarity with distributed systems technologies such as Kafka and Docker Exposure to full‑stack development (React, TypeScript, or similar) Prior experience in fintech, digital banking, or financial services Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran, in accordance with applicable federal, state, and local laws. Reasonable accommodation is available for qualified individuals with disabilities upon request. #J-18808-Ljbffr
- ...Black Cape Title: Brilliant BackEnd Software Engineer (2+ years - Senior Level) Locations: Arlington, VA, Reston, VA and areas throughout the DMV area Onsite Expectations: MUST be willing to go onsite 2 - 3 days per week; could be up to 5 days per week -...SeniorFull timeFor subcontractor2 days per week3 days per week
$137k - $200.2k
MAXAR TECHNOLOGIES, INC. is seeking an experienced API/Java/Python Developer to join its team in Washington, DC. The role focuses on developing high-performance, API-driven services, ensuring secure coding practices, and collaborating with multidisciplinary teams to implement...Senior$164.45k - $234.93k
...content appears on Spotify. We build creator-facing surfaces and backend services for merchandising asset features like transcripts,... ..., clips, guests, topics, thumbnails, and more Collaborate with engineers, product managers, designers, and cross-functional stakeholders...SeniorWorldwideFlexible hours- ...Role At Alloy.ai , our computation engine is at the heart of many of our platform’s... ...at scale. We're looking for backend engineers with a focus on our data platform... ...deep into algorithms, data structures, and software architecture. You have prior experience in...SeniorFull timeWork experience placementWork at officeRemote workFlexible hours3 days per week
- ...and In-Q-Tel. Role Summary You’ll build the backend systems that power Twenty’s cyber and electromagnetic capabilities—software that ingests real-time operational signals,... ...product features. Collaborate with frontend engineers on API contracts and data structures that are...SeniorFull timeWork at officeFlexible hours
$145k
...Maximus is seeking a Senior Back-End Developer to join our team! The Senior Back-End Developer... ...in specialty areas. Shall perform engineering tasks for back-end design and... ...for 2 years of experience. ~10 years of software development experience in object-oriented...SeniorContract workRemote work$112.13k - $186.88k
...team, the purpose of this role is to build and maintain services related to grading and feedback functionality. The Senior Software Engineer - Backend Services will be responsible for designing, implementing, and maintaining scalable, high-performance backend systems...SeniorRemote jobHome office- ...Senior Java Developer The Senior Java Developer position requires in-depth knowledge of Java and J2EE background using Spring Technologies... ...languages, refactor and debug code, improve existing software, test, and deploy applications and systems. The resource will be...Senior
$165k - $241.4k
...with large scalability challenges: our backend handles more than 10 billion of requests... ...work with many different people within Engineering and throughout Cisco to help build the infrastructure... ...scalable, distributed, enterprise software solutions that support the services...SeniorPermanent employmentFull timeTemporary workLocal areaFlexible hours$143k - $187k
Senior Full Stack Engineer Job Description Overview CoStar Group (NASDAQ: CSGP) is a leading global... ...edge in real estate. As a Senior Software Engineer on the Platform Development... ...with TypeScript and modern frontend and backend JS tooling (e.g. Node, Vite, React,...SeniorHourly payFull timeWork at officeWork from homeMonday to Thursday$135k - $200k
...World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the... ...and battlefronts of militaries across the world. Backend Software Engineers at Palantir build software at scale to transform how organizations...Full timeWork experience placementWork at officeRemote workWork from homeRelocation package$80k - $120k
...Join to apply for the Backend Software Engineer role at Guardian RF Guardian RF is building next-generation drone detection systems to protect... ...Job Details Base pay range: $80,000.00/yr - $120,000.00/yr Seniority level Entry level Employment type Full-time Job function...Full timeRemote work- ...Join to apply for the Backend Software Engineer (Remote) role at Jobright.ai Join to apply for the Backend Software Engineer (Remote) role at Jobright... ...to changing the rules for data privacy. They are seeking a Senior Backend Software Engineer to contribute to their Go-based...Full timeRemote work
$165k
.... Our close-knot team of highly cleared engineers, analysts, and program managers represent... ...talent locally available. The Senior Full Stack Developer is responsible for... ...of operations and maintenance tasks. The Software Engineer develops and implements technical...SeniorFull timeFlexible hours- Senior Full Stack Developer Required Skills: Java/J2EE Spring Boot Rest/Restful API Microservices React JS AWS/AZURE (Cloud exp required) Basic Qualification: Yes Drug Screen: Yes Candidate must be your W2 Employee: No Interview Process:Senior
- Delivering targeted transformation and meaningful innovation is kind of our thing – we’ve been propelling government missions since 1999. Delivering targeted transformation and meaningful innovation is kind of our thing – we’ve been propelling government missions since...Senior
- ...NetServices (NSI) is seeking a Senior Full Stack Developer to design, develop, test, and manage application development projects in... ...direction of lead architects. The ideal candidate has extensive software development experience, strong analytical skills, and a TS/SCI...Senior
$185k - $215k
...Technologies: SITE Technologies is seeking a hands-on Lead Backend Software Engineer to lead and grow a small backend team while personally... ...a player-coach role: the Lead will directly manage 3 to 4 senior backend engineers, set technical direction, remain deeply...Remote jobFull timeTemporary work$130k - $170k
...Description We are seeking a Senior Full-Stack Developer with a strong background in building and architecting complex, data-driven... ...~ Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field. ~7+ years of experience building and maintaining...SeniorFull timeCasual work$145k - $165k
...At Cloudbeds, we're not just building software, we’re transforming hospitality. Our... ...How You'll Make an Impact: As a Senior Fullstack Engineer on the Distribution Team, you'll be instrumental... ...: Design and implement robust backend features and improvements using PHP,...SeniorFull timeWork at officeLocal areaRemote workWork from homeWorldwideHome officeWeekend work$185k - $225k
...A leading financial technology company in Austin is looking for a full-stack developer. This role requires 5+ years of software engineering experience, with expertise in JavaScript, Node.js, and React desired. You'll work on building scalable APIs and user experiences...Senior- ...International Executive Service Corps seeks a talented Senior Full Stack Developer for a remote federal program opportunity. This role... ...collaborate across teams to deliver solutions throughout the software development lifecycle and must possess a Bachelor’s degree along...SeniorRemote work
- ...insurance Paid time off Vision insurance Role Senior Full Stack Developer Location Washington... ...interfaces, developing high‑performance backend services, automating metadata and... ...with data governance, architecture, and engineering teams, this developer will play a critical...Senior
- ...Syms Strategic Group, LLC is seeking a Senior Full Stack Developer to work remotely on a Veterans Affairs project with responsibilities... ...for healthcare EDI data. You will collaborate with AWS data engineers, participate in code reviews, ensure data accuracy, and operate...SeniorRemote work
- ...Agile methodologies. Successful candidates will have at least 8 years of experience, proficiency in cloud platforms, and a strong technical background in software development. We offer competitive benefits, including Paid Time Off and flexible schedules. #J-18808-Ljbffr...SeniorFlexible hours
$170k - $200k
...ROAS improvements. We're seeking a Senior Fullstack Engineer who thinks in experiences, not... ...application from front-end experiences to backend apis Bridge the gap between our AI... ...roadmap Requirements ~7+ years of software engineering experience with at least...SeniorFull time- ...libraries. Familiarity designing, developing, and deploying web applications using Amazon Web Services (AWS). Develop appropriate software solutions to requests for new services and functionality. Work with development team on implementation of innovative...Senior
- ...Responsibilities End-to-end software development including analysis, planning, architecture, design, development, automated testing, deployment, and maintenance using industry best practices and security standards. Performance optimization - analyze system...Senior
- ...Senior Full Stack Developer, Washington DC We are seeking a Senior Full Stack Developer to work on a team building custom software for great customers using modern technologies and Agile methods... ...5, CSS3, JavaScript, Software Engineer, Software Development, Programmer...SeniorLocal area
$140k - $155k
...Enterprise Knowledge (EK) is hiring a full-time Senior Full Stack Developer to join our... ...you will bridge the gap between robust software engineering and cutting-edge Generative AI, leading... ..., implement, and maintain scalable backend microservices (Python) and intuitive frontend...SeniorFull timeFor contractorsH1bWork at office2 days per week
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