> Markdown version of [/jobs/ext/1912880-software-developer-market-making-technology](https://www.wearedevelopers.com/jobs/ext/1912880-software-developer-market-making-technology). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Developer | Market Making Technology - **Company:** Marex - **Location:** London, UK - **Contract:** Franchise - **Skills:** JavaScript (Programming Language), Amazon Web Services, Amazon S3, Automation of Tests, C Sharp (Programming Language), Databases, Continuous Integration, DevOps, Microsoft Software, Node.Js, NoSQL, Software Architecture, Cloud Services, TypeScript, Datadog, Data Logging, ReactJS, System Availability, Amazon Relational Database Service, Graphql, Api Gateway, Docker - **Published:** August 4, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=e582d2edec264fc7 ## About the Role * A collaborative team player, approachable, self-efficient and influences a positive work environment. * Demonstrates curiosity. * Resilient in a challenging, fast-paced environment. * Ability to take a high level of responsibility in a fast pace and high-volume environment. * Excels at building relationships, networking and influencing others. * Strategic collaborator with insight and agility, able to anticipate future challenges, ensuring operational effectiveness. Skills and Experience: Essential: * Experience in C# .NET. * Experience in at least one of JavaScript, Typescript, React, NodeJS, GraphQL, Docker. * Experience of NoSQL or RDMS databases. * Knowledge of modern CI/CD and DevOps practices. * Experience working with AWS cloud services (e.g. ECS/EKS, Lambda, S3, RDS, API Gateway). * Knowledge of BDD/TDD. * Experience working in Agile / Scrum delivery environments. * Methodical approach to software architecture and design and experience employing the right design choices for a given project. * Strong verbal and written communication skills. Desirable: * Extended knowledge across multiple asset classes. * Trade Lifecycle knowledge. Pre-trade, Trade, settlement/clearing, Risk. Full front to back. * Experience with trading or pricing platforms. * Microsoft Technologies, Cloud services, hosting and deployment. * Experience implementing observability tooling (logging, monitoring, tracing). * Experience working in a regulated environment and knowledge of the risk and compliance requirements associated with this. Conduct Rules, You must: * Act with integrity * Act with due skill, care and diligence * Be open and cooperative with the FCA, the PRA and other regulators * Pay due regard to the interests of customers and treat them fairly * Observe proper standard of market conduct * Act to deliver good outcomes for retail customers Company Values Be collaborative - by working together across the organisation, we foster teamwork, can better respond to challenges and successfully deliver for our clients Act with integrity - we pride ourselves on our honesty and high ethical standards. We apply these values when working with all our clients, colleagues and other stakeholders Be adaptable and entrepreneurial - we embrace change as markets evolve to constantly increase our efficiency and create innovative solutions for our clients. We are interested in the world around us and inquisitive about understanding the challenges and opportunities our clients face. Be respectful - how we treat each other, and our clients says everything about who we are. We always act respectfully and treat people fairly in everything we do. ## Description In this role as a Market Making Senior Software Developer, you will work closely with both business stakeholders and engineering teams to identify, design, and deliver products that strengthen our market making capabilities and improve operational efficiency across the business. Your role is critical to the future success of the Market Making business as we seek to drive technology-led growth., Role specific: * Design, develop and maintain high-quality for internal and external facing applications. * Build scalable, resilient and high-performance services that support multiple business streams across Marex. * Collaborate closely with product owners, architects and other engineering teams to translate business requirements into robust technical solutions. * Contribute to architectural design discussions and help shape platform standards, patterns and best practices. * Ensure solutions are secure, observable and aligned with enterprise governance and regulatory requirements. * Support the continuous improvement of CI/CD pipelines, automated testing and DevOps practices. * Participate actively in team discussions, technical brainstorming sessions and knowledge sharing. * Adapt quickly to changing priorities and evolving business demands in a fast-paced environment. * Provide support and troubleshooting for production systems where required, ensuring high availability and reliability. * Contribute to documentation and maintain clear technical artefacts to support long-term platform sustainability. * Promote a collaborative, inclusive and high-performing team culture. All staff: * Ensure compliance with the company's regulatory requirements under the FCA. * Adhere to the operational risk framework for your role ensuring that all regulatory or company determined parameters are complied with. * Role model for demonstrating highest level standards of integrity and conduct and reflecting Company Values. * At all times comply with the FCA's Code of Conduct. * Ensure that you are fully aware of and adhere to internal policies that relate to you, your role or any other activities for which you have any level of responsibility. * Report any breaches of policy to Compliance and/ or your supervisor as required. * Escalate risk events immediately. * Provide input to risk management processes, as required. ## Related Videos - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [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) - [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) - [NoSQL Data Modeling for Front-end Developers](https://www.wearedevelopers.com/videos/297-nosql-data-modeling-for-front-end-developers) - [Great DevEx and Regulatory Compliance - Possible?](https://www.wearedevelopers.com/videos/1426-great-devex-and-regulatory-compliance-possible) ## Related Articles - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023) - [UK Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/326-uk-business-culture-and-etiquette) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Frontend Developer Salary in The UK](https://www.wearedevelopers.com/magazine/233-frontend-developer-salary-in-the-uk) - [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers)