Senior Software Engineer
Interactive Brokers
Interactive Brokers Group, Inc. (Nasdaq: IBKR) is a global financial services company headquartered in Greenwich, CT, USA, with offices in over 15 countries. We have been at the forefront of financial innovation for over four decades, known for our cutting-edge technology and client commitment. IBKR affiliates provide global electronic brokerage services around the clock on stocks, options, futures, currencies, bonds, and funds to clients in over 200 countries and territories. We serve individual investors and institutions, including financial advisors, hedge funds and introducing brokers. Our advanced technology, competitive pricing, and global market help our clients to make the most of their investments. Barron's has recognized Interactive Brokers as the #1 online broker for six consecutive years. Join our dynamic, multi-national team and be a part of a company that simplifies and enhances financial opportunities using state-of-the-art technology. This is a hybrid role (3 days in the office/2 days remote). About Your Team: The current Tools Engineering team has provided various world‑class tools across the firm(Developers, Quality Engineers and Traders) to help solve their productivity issues and provide easy solutions to build environments at the runtime. The Tools Engineering team also provides an automated testing framework allowing end users(Devs/QA) to write functional integration test cases using simple scripts and mocking/stubbing various inputs and outputs to Interactive Broker's front office trading systems when required. Responsibilities: We seek a self-driven, self-motivated & self-managed software developer with expertise in Python programming. An ideal candidate will be able to design/develop solutions based on the requirements/needs of end users. Consistently deliver on timelines with the highest quality of work. The candidate should be able to troubleshoot problems related to the Linux operating system and trading systems individually and collaborate with other team members. Candidate should have a problem-solving track record. Required Skills: Overall, 7-10+ years of experience in the financial industry, specifically in front-office trading, is a must. 10+ years of experience with Python programming language is a must. Must have a deep understanding of FIX protocol. Strong domain knowledge of financial asset classes like stocks, options, market data concepts, FIX connectivity. Subject Matter Expert in building efficient and scalable automation frameworks using Pytest. Good understanding of the Linux Operating System. Good understanding of the GIT version control system. Preferred Experience: Docker experience will be a plus. Knowledge of JAVA and PERL is a plus. Backoffice & clearing experience is a plus. Self-motivated and able to handle tasks with minimal supervision. Superb analytical skills. Excellent collaboration and communication (Verbal and written) skills. Outstanding organizational and time management skills. Company Benefits & Perks Competitive salary, annual performance-based bonus and stock grant. Retirement plan 401(k) with a competitive company match. Excellent health and wellness benefits, including medical, dental, and vision benefits, and a company-paid medical healthcare premium. Wellness screenings and assessments, health coaches and counseling services through an Employee Assistance Program (EAP). Daily company lunch allowance provided, and a fully stocked kitchen with healthy options for breakfast and snack. Corporate events, including team outings, dinners, volunteer activities and company sports teams. Education reimbursement and learning opportunities. #J-18808-Ljbffr
- ...align with our values, so we can build a more sustainable, equitable, and beautiful future for everyone. GENERAL PURPOSE As Senior Software Engineer - Salesforce, Technology, you'll play a vital role at MillerKnoll. We are looking for a proactive individual who can help...SeniorFull time
$175k - $250k
...seek people who think in code and are motivated by being around like‑minded people. The Role Our group is responsible for building software enabling both the large‑scale quantitative research operations that drive WorldQuant’s platform and the production of our...SeniorCasual workFlexible hours- ...highest quality of care. Kibu has raised over $5M in seed funding and supports more than 400 organizations across 46 states. Senior Software Engineer Kibu is seeking a talented and driven Senior Software Engineer to play a key role in shaping our innovative platform for...SeniorWork at officeRemote work
$165k - $187k
...SMAs) that target improved after‑tax outcomes. For more firm information, please visit Position Summary OSAM is hiring a Senior Software Engineer to join our Technology team. The ideal candidate will have demonstrated a passion for solving business problems with technology...SeniorLocal areaRemote workWork visa$175k - $250k
...seek people who think in code and are motivated by being around like-minded people.The Role: Our group is responsible for building software enabling both the large-scale quantitative research operations that drive WorldQuant’s platform and the production of our...SeniorPart timeCasual workFlexible hours$135.2k - $306.4k
...Job Description Senior / Principal Software Engineer or Architect Database Engine, Search & Document Systems We are looking for senior systems builders to help shape the next generation of document, search, and AI-facing capabilities inside Oracle Database....SeniorFull timeTemporary workFlexible hours$200k - $250k
...traditional strategies: real estate, venture capital and cryptoassets.The UP – Analytics Front Office team is looking for a Senior Software Engineer who relishes working in challenging time-critical environments solving complex problems alongside highly capable peers....SeniorTemporary workPart timeFlexible hours$200k - $250k
...innovation and a willingness to challenge consensus.The UP - Analytics - Middle Office team is looking for an outstanding Senior Software Engineer with diverse technical and interpersonal skills to join us in the next step of our development as we significantly expand...SeniorTemporary workPart timeWork at officeFlexible hours$140k - $160k
...employees. OVERVIEW We’re looking for a full stack Senior Product Engineer to lead the multi-platform engineering efforts for our... ...-team collaboration, and oversee the delivery of resilient software solutions. This is a remote position. This position is not...SeniorLocal areaRemote workRelocation package$195k - $323k
...Overview The Corporate Technology Solutions (CTS) team is seeking a senior Principal Architect to shape and advance the technical vision... ...data architecture leader , partnering closely with the SVP, engineering, and product leadership to shape enterprise scale platforms...SeniorFull timePart timeFlexible hours$77k - $202k
...Requirements: Up to 80% At PwC, our people in data and analytics engineering focus on leveraging advanced technologies and techniques to... ...data architecture strategies that meet business needs. As a Senior Associate, you analyze complex problems, mentor others, and...SeniorFull timeH1b- ...JobTarget is looking for a Software Engineer to join our team in our Stamford ct office. This person is responsible for the end-to-end planning, building, and deploying of our software systems. He/she will be able to drive the programming of well-constructed, testable...Full timeCasual workWork at office
- ...optimizing release management processes in both premise and cloud-based environments. A veteran DevOps Engineer by trade with very deep and very broad full-stack software engineering experience is needed. Extensive infrastructure, application, integration, data and...Senior
$102.5k - $187.9k
Location: Anywhere in Country Job Overview Senior Technology Analyst - Oracle Services Supply Chain sub-practice. Supports large, complex full lifecycle initiatives in Oracle applications and technology, advising clients on architecture and implementation of core applications...SeniorFlexible hours$144k - $329.1k
...innovation, improve reliability, and modernize operations. As a Senior Manager specializing in AI & Data for Power & Utilities, you... ...operating models, defining solution architectures, and overseeing the engineering and scaling of AI, GenAI, and Agentic AI capabilities within...SeniorSummer holidayFlexible hours$84k - $126k
...such as integration diagrams, best‑practice guides, and FAQs. Support continuous improvement by providing feedback to Product and Engineering based on client experiences. Qualifications Minimum of 5 years related experience with a Bachelor’s degree, or 3 years with a...Senior- ...Job Overview We are seeking an experienced Software Engineer specializing in iOS development to design and deliver high-performance, scalable mobile applications. The ideal candidate will have strong expertise in Swift, SwiftUI, and modern iOS frameworks, including Combine...
- ...accounting, and market data systems. Build and improve APIs, software frameworks, testing strategies, and CI/CD processes to enhance... ...of software development best practices and modern engineering methodologies. Experience using AI-powered development tools...Internship
$170k - $200k
...grow, our internal products need to scale with the speed, reliability, and care our hospitals depend on every day. As a Senior Software Engineer on the Platform & Infrastructure team, you will build and improve backend systems that support critical hospital and...SeniorCasual workWork at office$102.5k - $187.9k
...technology required to run their business. As a Senior in Application Design and Development,... ...and services that are integral to our software architecture. You will be expected to... ...in Computer Science, IT, Computer Engineering, MIS, Mathematics, or related field (MBA...SeniorSummer holidayFlexible hours- ...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...Remote jobInternship
- ...Role Summary We are looking for an enthusiastic Intern Software Engineer to support the AI/LLM initiative team. You will assist in various... ...investment firm. Key Responsibilities Assist senior developers in the design, development, and testing of MCP server...Full timeInternship
$4,500 - $5,800 per week
...Job Description At Citadel, our engineers work in small teams to turn the best ideas into high-performing and resilient technology. With... ...program that will allow you to collaborate and connect with senior team members. In addition, you'll get the opportunity to network...Weekly payInternshipRelocation package$250k - $300k
..., and cutting edge firms in the world. They are seeking a VP Software Engineer software engineer to join their front-office Quant Research Development... ...-development in Java and PythonExperience working as a Senior SWE or Quant Developer within financial services - ideally in...Part timeWork at officeImmediate start- ...role (3 days in the office / 2 days remote).About your team:The Enterprise Architecture organization is looking for a Cloud Platform Engineer to help shape the future of cloud infrastructure. In this role, you will be responsible for cloud architecture, design, automation...SeniorPart timeWork at officeRemote work
$50.5k - $112.5k
...Associate Job Description & Summary The Opportunity As an AI Engineer, you will be at the forefront of transforming raw data into... ...Internal Firm Services practice, you will apply data, algorithms, and software engineering to build and deploy software and platform systems...Full timeWork experience placementH1bLocal area- ...front-end applications using Angular Build and enhance backend services using ASP.NET Core Design and consume REST APIs Collaborate with cross-functional teams to deliver high-quality software Troubleshoot, optimize, and support production applications #J-18808-Ljbffr...Senior
$110k - $140k
Your Role We are seeking an Application Support Engineer who will work at the boundary of the technical systems and processes that drive... ...diagnosis, database analysis, reproduction of problems, and software debugging. Manage communication with stakeholders and across teams...$130k - $165k
...willingness to challenge consensus. As an Application Support Engineer on the Unified Platform Support team, you'll be part of a tight... .... Java, and Python are a plus Familiarity with version control software (git or svn) Experience with cloud computing, AWS preferred SQL...Temporary workWork at officeFlexible hours3 days per week- ...management while working with a generous, supportive team, Gartner is where you belong. About this role: Gartner is looking for a Senior Product Manager, Global Product Management (GPM) to develop and manage Gartner’s products and services that serve Chief Sales Officers...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Software Engineer. Be the first to apply!
- cybersecurity software engineer Greenwich, CT
- software engineer Greenwich, CT
- software engineer healthcare Greenwich, CT
- startup software engineer Greenwich, CT
- intel software engineer Greenwich, CT
- software developer positions Greenwich, CT
- part time software developer remote Greenwich, CT
- software developer Greenwich, CT
- software engineer amazon Greenwich, CT
- information technology software engineer Greenwich, CT









