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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer Trading Systems - **Company:** Arrowstreet Capital - **Location:** Boston, MA, United States - **Experience:** Expert - **Salary:** $135,000.0 - $325,000.0 - **Contract:** Permanent contract - **Skills:** HTML, JavaScript (Programming Language), .NET Framework, Application Programming Interfaces (APIs), Artificial Intelligence, Algorithmic Trading, Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, Application Integration Architecture, Automation of Tests, C Sharp (Programming Language), Cascading Style Sheets (CSS), Cloud Computing, Code Review, Continuous Integration, Data Structures, Software Debugging, DevOps, Web Development, Python (Programming Language), Enterprise Messaging Systems, Microsoft Office, Object-Oriented Software Development, Secure Coding, Software Engineering, Systems Integration, TypeScript, Web Applications, ReactJS, Large Language Models, Software Application Programming, Reliability of Systems, Generative AI, Backend, Event Driven Architecture, Amazon Relational Database Service, Containerization, Kubernetes, Data Analytics, Virtual Agents, Functional Programming, Restful APIs, Software Version Control, Microservices - **Published:** July 27, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=c648e269e1e07828 ## About the Role * Strong professional software engineering experience, preferably in financial services, fintech, asset management, or another business-critical technology environment. * Experience with object-oriented programming, preferably in Python or .NET. * Experience building backend services, APIs, application integrations, or data-driven systems. * Familiarity with AWS cloud services, including EKS, Lambda, EC2, S3, RDS, or similar services. * Experience with modern web development, preferably React and JavaScript/TypeScript. * Strong understanding of software engineering fundamentals, including APIs, data structures, version control, automated testing, debugging, and secure development practices. * Experience with relational databases and SQL. * Ability to independently deliver high-quality technical work with limited day-to-day supervision. * Strong problem-solving, communication, and stakeholder-management skills. * Prior experience supporting front-office, trading, market data, or investment operations systems. * Experience with OMS and/or EMS platforms as well as understanding of trading workflows, order routing, execution, allocations, and post-trade processes. are preferred * Familiarity with REST APIs, microservices, event-driven architectures, messaging systems, or system integrations as well as CI/CD, containerization, Kubernetes, DevOps practices, and production observability tools is preferred. * Knowledge of financial instruments such as equities, ETFs, derivatives, FX, or fixed income is an asset. * Experience with Generative AI, LLMs, AI-assisted application features, prompt-driven workflows, or agentic AI frameworks is welcome. The base salary range for this position is $135,000 - $325,000 per year. ## Description The role builds on the core Trading Systems responsibilities of developing applications, backend services, APIs, cloud-based solutions, and integrations that support front-office trading and investment workflows. The successful candidate will be expected to operate with limited day-to-day supervision, apply sound technical judgment, influence technology decisions, mentor junior colleagues, and independently drive projects to completion., * Design, develop, test, deploy, and support Trading Systems services, APIs, and workflow applications. * Build and maintain backend services using Python and C#. * Contribute to modern web applications using React, JavaScript/TypeScript, HTML, and CSS. * Develop and support cloud-based solutions using AWS services such as EKS, Lambda, EC2, S3, and RDS. * Partner with traders, portfolio managers, operations teams, and business stakeholders to translate workflow needs into technical solutions. * Support integrations with internal systems, OMS/EMS platforms, market data providers, trading platforms, and operational tools. * Improve workflows related to order lifecycle management, trading, execution, allocations, and post-trade processes. * Troubleshoot production issues, perform root-cause analysis, and implement durable fixes. * Contribute to technical design decisions, architecture discussions, code reviews, testing, release processes, and engineering best practices. * Identify opportunities to improve system reliability, performance, scalability, automation, and developer productivity. * Explore and apply Generative AI / LLM-based capabilities where they can improve workflows, automation, or user experience. * Mentor junior engineers and provide technical leadership within the team. ## Related Videos - [Microservices architecture as a key element in building trading systems for global finance markets](https://www.wearedevelopers.com/videos/1196-microservices-architecture-as-a-key-element-in-building-trading-systems-for-global-finance-markets) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Agentic employees in world's most downloaded FinTech app](https://www.wearedevelopers.com/videos/100123-agentic-employees-in-world-s-most-downloaded-fintech-app) - [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. 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