119 jobs found

Overview Role Overview: As a Development Team Leader in the Client Facing Technology (CFT) Team, you will work on Client Connectivity Platforms servicing primarily the Global Broking Division. The platforms are built using a combination of in-house and vendor-based software. The Role reports to the CFT Engineering Manager. Responsibilities A 'hands-on' manager who will develop software, line manage developers and influence architectural decisions. Build and review client connectivity applications to maximise maintainability, stability, performance and scalability. Be a team player and closely work with Architecture, QA Team, Business Analysts, Product Managers, Project Manager / Agile Scrum Lead, Support Teams and other Stake Holders. Work in a collaborative environment as part of a close team. Manage releases and production rollouts with Support teams. Hands-on involvement supporting production issues. Essential Experience / Competences Experience with leading a team of developers. Conducting appraisals and technical reviews. Broking / trading / banking business domain e.g. FX and Fixed Income. Strong communication skills. Experience with building systems using FIX Protocol. Senior-level experience with Java. Experience with version control systems e.g. GitLab, GitHub. Deploying and configuring applications running in Amazon Web Service (AWS) EC2, ELB, EKS, AMI . Developing software using Agile methodologies. Level 3 Support for Production systems. Delivering software using SAFe/Agile frameworks. Knowledge of Observability technologies such as Grafana. Desired Experience Experience using AI tools in a Development Environment e.g. AWS Kiro. Senior level experience with a scripting language such as Python. Rapid Addition Platform or other FIX Messaging Hub. Experience with DevOps/build technologies such as Ansible, Jenkins, Maven and Groovy. Experience with database technologies with SQL. Experience with messaging platforms e.g. Solace. Role Details Role Band & Level: Manager, 7 Location: UK - 135 Bishopsgate - London

Role Overview TP ICAP are looking for a Senior Java Developer delivering low latency, highly available trading system components with deep expertise in Java, FIX connectivity, and distributed real time messaging. In this role, you will be responsible for designing, building, and optimising mission critical trading services across multiple asset classes. Role Responsibilities Design and implement distributed, fault tolerant Java services for electronic trading environments Lead performance tuning, optimisation, and refactoring of low latency trading components Investigate and resolve production issues, ensuring system stability and high availability Collaborate with global teams, including Architecture, DevOps, and Product Mentor and guide engineers to improve technical capability and engineering standards Experience / Competences Strong experience designing and building high performance, low latency Java services within electronic trading Strong experience with distributed messaging technologies (Solace/Kafka) and real time systems Strong experience designing and building event driven systems deployed to cloud environments (AWS, EC2, EKS, Kubernetes) Experience with memory architectures and network performance in low latency platforms Experience with Maven or Gradle (Maven preferred), and JUnit Experience in Git or other source control systems Experience in CI/CD concepts Strong communication skills with the ability to collaborate effectively across globally distributed engineering, product, and operations teams Knowledge of FX, Credit, or Commodities electronic trading flows Knowledge of FIX engines and market connectivity workflows Knowledge of Linux engineering, troubleshooting, and performance optimisation Experience with Spring Boot or Google Guice dependency injection frameworks Experience with observability stacks (Open Telemetry, Grafana) Experience with distributed caching solutions such as Hazelcast Experience with BDD and automation frameworks (Cucumber)

C# .NET Software Developer - FX and Fixed Income (London) Location: City of London, England, United Kingdom. Salary: £80,000 - £100,000. Responsibilities Re architect and build the in house middle office platform and integrate with a new trading platform. Develop pricing toolsets. Integrate to external reporting, trade flow and pricing APIs. Maintain the company's daily operation on the existing platforms. Required Skills 3-5 years of experience with Microsoft web technologies (C#, .NET Core MVC). Relational database experience (SQL Server). Ability to build relationships with stakeholders (sales, brokers, middle office, external vendors). Produce clean, well written, fully tested production ready software. Desirable Skills Knowledge of the FIX protocol. Knowledge of FX trade processing. Basic knowledge of Foreign exchange products (vanilla/exotic options, FX cash). Qualifications Computer Science related degree preferred. At least 3 years experience in a comparable development role. Send CV in Word format with salary and availability. We are an equal opportunities company and welcome applications from all suitable candidates. C# .NET Software Developer - FX and Fixed Income (Contract, City of London) Location: City of London, England, United Kingdom. Daily rate: £450 - £600. Contract length: 12 months. Responsibilities Re architect and build the in house middle office platform and integrate with a new trading platform. Develop pricing toolsets. Integrate to external reporting, trade flow and pricing APIs. Maintain the company's daily operation on the existing platforms. Required Skills 3-5 years of experience with Microsoft web technologies (C#, .NET Core MVC). Relational database experience (SQL Server). Ability to build relationships with stakeholders (sales, brokers, middle office, external vendors). Produce clean, well written, fully tested production ready software. Desirable Skills Knowledge of the FIX protocol. Knowledge of FX trade processing. Basic knowledge of Foreign exchange products (vanilla/exotic options, FX cash). Qualifications Computer Science related degree preferred. At least 3 years experience in a comparable development role. Send CV in Word format with salary/rate and availability. We are an equal opportunities company and welcome applications from all suitable candidates. Junior Software Developer - C#, C++, Java, Delphi Location: London (unspecified). Salary: £22,000 - £30,000. Responsibilities Develop in Delphi and other object oriented languages (C#, C++). Contribute to new platform development and support existing products. Collaboration across project lifecycle from design to deployment. Required Skills Strong background in object oriented techniques; experience in Delphi, C++ or Java. Experience with SQL Server, client server, VSS, XML/XSL. Knowledge of mathematical or statistical concepts. Send CV in Word format. We are an equal opportunities company and welcome applications from all suitable candidates. Software Engineer - C/C++ (Stevenage, Hybrid) Location: Stevenage (Hybrid - 2 days per week in office). Salary: Not specified (competitive salary + benefits). Responsibilities Design, develop, and maintain high performance backend systems. Translate high level requirements into robust technical solutions. Contribute to system architecture and scalability improvements. Deliver quality software within agreed timelines. Collaborate closely with product and cross functional teams. Required Skills Strong experience with C/C++ development and object oriented design. Background in Linux environments using GNU tools. Experience with network and multithreaded programming. Proven ability to mentor or support other engineers. Benefits Competitive salary. 5% pension. 32 days holiday. Performance bonus, share incentive plan, healthcare, life assurance, income protection. We are an equal opportunities company and welcome applications from all suitable candidates. Software Developer - Java (Blackburn) Location: Blackburn with Darwen, United Kingdom. Salary: £42,000 - £55,000. Responsibilities Develop software in Java using Spring Boot, Hibernate, and Git. Manage tickets, identify software issues, and design effective solutions. Collaborate on projects and contribute to new product development and architecture planning. Participate in code reviews and maintain quality standards. Required Skills Experience with Java (6-11 years) and Spring Boot/Hibernate. Experience with relational databases (MySQL, PostgreSQL). Version control with Git (branching, merging, code reviews). Benefits 26 days holiday plus bank holidays. Progression and pension. Life insurance and training. Office-based, Monday to Friday 8:30 - 5:00 pm. Send CV in Word format. We are an equal opportunities company and welcome applications from all suitable candidates. Software Developer - C#, .NET, SQL Server & RPG (London) Location: London. Salary: £80,000 - £100,000. Responsibilities Develop software solutions and maintain databases. Support system integrations and BAU activities. Collaborate effectively in a team environment. Qualifications Proficiency in C#, .NET, SQL Server, and RPG. Experience with core banking systems and BAU. Strong analytical and problem solving skills. Excellent communication and documentation skills. Send CV in Word format with salary and notice period. We are an equal opportunities company and welcome applications from all suitable candidates. Business Development Representative - Reading Location: Reading. Salary: £28,000 - £35,000 + commission. Responsibilities Generate global leads via cold calling. Follow up campaigns to identify new opportunities. Track and monitor activities within Salesforce. Conduct sales and negotiation. Required Skills Proven BDR experience within IT managed services/MSP environment. Excellent negotiation skills and telephone manner. Fluent English speaker. Commutable to Reading five days a week. Send CV in Word format. We are an equal opportunities company and welcome applications from all suitable candidates.

C# .NET Software Developer - FX and Fixed Income (London) Location: City of London, England, United Kingdom. Salary: £80,000 - £100,000. Responsibilities Re architect and build the in house middle office platform and integrate with a new trading platform. Develop pricing toolsets. Integrate to external reporting, trade flow and pricing APIs. Maintain the company's daily operation on the existing platforms. Required Skills 3-5 years of experience with Microsoft web technologies (C#, .NET Core MVC). Relational database experience (SQL Server). Ability to build relationships with stakeholders (sales, brokers, middle office, external vendors). Produce clean, well written, fully tested production ready software. Desirable Skills Knowledge of the FIX protocol. Knowledge of FX trade processing. Basic knowledge of Foreign exchange products (vanilla/exotic options, FX cash). Qualifications Computer Science related degree preferred. At least 3 years experience in a comparable development role. Send CV in Word format with salary and availability. We are an equal opportunities company and welcome applications from all suitable candidates. C# .NET Software Developer - FX and Fixed Income (Contract, City of London) Location: City of London, England, United Kingdom. Daily rate: £450 - £600. Contract length: 12 months. Responsibilities Re architect and build the in house middle office platform and integrate with a new trading platform. Develop pricing toolsets. Integrate to external reporting, trade flow and pricing APIs. Maintain the company's daily operation on the existing platforms. Required Skills 3-5 years of experience with Microsoft web technologies (C#, .NET Core MVC). Relational database experience (SQL Server). Ability to build relationships with stakeholders (sales, brokers, middle office, external vendors). Produce clean, well written, fully tested production ready software. Desirable Skills Knowledge of the FIX protocol. Knowledge of FX trade processing. Basic knowledge of Foreign exchange products (vanilla/exotic options, FX cash). Qualifications Computer Science related degree preferred. At least 3 years experience in a comparable development role. Send CV in Word format with salary/rate and availability. We are an equal opportunities company and welcome applications from all suitable candidates. Junior Software Developer - C#, C++, Java, Delphi Location: London (unspecified). Salary: £22,000 - £30,000. Responsibilities Develop in Delphi and other object oriented languages (C#, C++). Contribute to new platform development and support existing products. Collaboration across project lifecycle from design to deployment. Required Skills Strong background in object oriented techniques; experience in Delphi, C++ or Java. Experience with SQL Server, client server, VSS, XML/XSL. Knowledge of mathematical or statistical concepts. Send CV in Word format. We are an equal opportunities company and welcome applications from all suitable candidates. Software Engineer - C/C++ (Stevenage, Hybrid) Location: Stevenage (Hybrid - 2 days per week in office). Salary: Not specified (competitive salary + benefits). Responsibilities Design, develop, and maintain high performance backend systems. Translate high level requirements into robust technical solutions. Contribute to system architecture and scalability improvements. Deliver quality software within agreed timelines. Collaborate closely with product and cross functional teams. Required Skills Strong experience with C/C++ development and object oriented design. Background in Linux environments using GNU tools. Experience with network and multithreaded programming. Proven ability to mentor or support other engineers. Benefits Competitive salary. 5% pension. 32 days holiday. Performance bonus, share incentive plan, healthcare, life assurance, income protection. We are an equal opportunities company and welcome applications from all suitable candidates. Software Developer - Java (Blackburn) Location: Blackburn with Darwen, United Kingdom. Salary: £42,000 - £55,000. Responsibilities Develop software in Java using Spring Boot, Hibernate, and Git. Manage tickets, identify software issues, and design effective solutions. Collaborate on projects and contribute to new product development and architecture planning. Participate in code reviews and maintain quality standards. Required Skills Experience with Java (6-11 years) and Spring Boot/Hibernate. Experience with relational databases (MySQL, PostgreSQL). Version control with Git (branching, merging, code reviews). Benefits 26 days holiday plus bank holidays. Progression and pension. Life insurance and training. Office-based, Monday to Friday 8:30 - 5:00 pm. Send CV in Word format. We are an equal opportunities company and welcome applications from all suitable candidates. Software Developer - C#, .NET, SQL Server & RPG (London) Location: London. Salary: £80,000 - £100,000. Responsibilities Develop software solutions and maintain databases. Support system integrations and BAU activities. Collaborate effectively in a team environment. Qualifications Proficiency in C#, .NET, SQL Server, and RPG. Experience with core banking systems and BAU. Strong analytical and problem solving skills. Excellent communication and documentation skills. Send CV in Word format with salary and notice period. We are an equal opportunities company and welcome applications from all suitable candidates. Business Development Representative - Reading Location: Reading. Salary: £28,000 - £35,000 + commission. Responsibilities Generate global leads via cold calling. Follow up campaigns to identify new opportunities. Track and monitor activities within Salesforce. Conduct sales and negotiation. Required Skills Proven BDR experience within IT managed services/MSP environment. Excellent negotiation skills and telephone manner. Fluent English speaker. Commutable to Reading five days a week. Send CV in Word format. We are an equal opportunities company and welcome applications from all suitable candidates.

Job Description Purpose To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. Accountabilities Development and delivery of high quality software solutions using industry aligned programming languages, frameworks, and tools. Ensuring code is scalable, maintainable and optimized for performance. Cross functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives. Collaboration with peers, code reviews, and promotion of a culture of code quality and knowledge sharing. Stay informed of industry technology trends and actively contribute to technology communities to foster a culture of technical excellence and growth. Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data and ensure secure software solutions. Implementation of effective unit testing practices to ensure proper code design, readability and reliability. Expectations & Leadership Provide leadership to a team performing complex tasks, contribute to policy development, and influence decision making. Demonstrate clear leadership behaviors: Listen, Energise, Align, and Develop. For individual contributors, lead collaborative assignments and guide team members through structured work, identify cross functional collaborations, and provide advice to People Leaders on escalated issues. Core Responsibilities Analyze complex data from multiple sources, including internal and external procedures and best practices, to solve problems creatively and effectively. Communicate complex information to stakeholders, influence or convince them to achieve outcomes. Identify risks, develop new policies, and strengthen controls in support of control and governance agenda. Collaborate with business and support areas to stay aligned with business strategy. Qualifications Demonstrable Java development experience within FX application or domain. Experience with multithreading, scalable, and low latency application development. Working knowledge of Oracle - PL/SQL queries. Experience with GIT and CI/CD pipelines. Additional valuable skills: React, KDb, Telemetry. Location London office

Barclays seeks a highly capable Java developer to design, develop, and enhance software for FX platforms in our London office. You will work on scalable, low-latency applications, utilizing Java and related technologies, and collaborate with product managers, designers, and engineers to meet business goals. The role emphasizes secure coding, code reviews, and adherence to best practices. Prior FX domain experience and familiarity with GIT/CI CD pipelines are advantageous.

Technical Project Manager / Scrum Master (Contract) Start Date: August / September 2026 Duration: 3-6 Months (Likely Extensions) Day Rate: £800-£900 per day (Negotiable) IR35 Status: Outside IR35 Location: London (Hybrid - Minimum 3 days per week onsite) Key Skills & Experience: Technical Project Manager, Scrum Master or Technical Delivery Lead experience. Managing complex technical projects within Banking or Capital Markets. Managing both technical delivery and stakeholder expectations. Strong understanding of software development lifecycle, Agile methodologies and engineering best practices. Hands on Software Development: C or C++ or Java. Hands on role: remain technically active and contribute directly to software development. Previous experience as Senior Developer, Lead Developer, Principal Engineer or Software Development Manager. Banking & Trading: Experience within Investment Banking or Capital Markets. Supporting Front Office technology teams. Strong understanding of Trading platforms and workflows. FX experience essential. FICC experience advantageous. Ability to manage multiple concurrent workstreams. Experience with project governance, planning and delivery management. PRINCE2, Scrum Master certification or equivalent advantageous.

Core Engineering Java Development Lead - FX Tech (SVP) Engineer the future of global finance. At Citi, our Tech team doesn't just support finance - we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. This is a hands on role for a Java expert who enjoys building high quality robust and scalable services, shaping technical direction, and working with modern event driven architectures. You'll play a key role in designing, building and evolving core services, working closely with other senior engineers and quants. While you'll have influence over technical decisions, this role is firmly rooted in delivery - ideal for someone who loves writing code, solving complex problems, and continuously raising engineering standards. Responsibilities Hands On Engineering: Designing, developing and maintaining high performance Java services that are scalable, secure and resilient. Modern Backend Design: Applying Domain Driven Design and message /event driven design principles to build loosely coupled, well structured systems. Code Quality & Craftsmanship: Writing clean, maintainable code and contributing to peer reviews, championing best practices and continuous improvement. System Evolution: Helping modernise and evolve existing platforms, balancing pragmatic delivery with long term architectural health. Collaboration: Working closely with trading, quants and fellow engineers to turn complex business requirements into robust technical solutions. Developer Experience: Contributing to improvements in build tooling, CI/CD pipelines, testing approaches and overall engineering productivity. Operational Excellence: Supporting systems in production, improving observability, performance and resilience. Experience Strong Java Expertise: Proven experience building backend systems using Java and frameworks such as Spring with deep understanding of the JVM ecosystem. AI Driven Development Focus: Experience using AI tooling to accelerate design exploration, prototyping and embedding AI capabilities into product workflows and services. Event Driven Design: Experience designing systems using event driven approaches (e.g. Solace, Kafka, Web Sockets or similar technologies), with a solid grounding in Domain Driven Design. Engineering Fundamentals: Strong grasp of SOLID principles, design patterns, dependency injection and persistence technologies. Problem Solving Mindset: Solid knowledge of algorithms and data structures, with the ability to reason about performance, complexity and scalability. Cloud Ready Development: Experience building software for cloud environments, including containerization and modern deployment practices. Quality & Resilience: Understanding of secure coding practices, fault tolerance and building reliable systems in a distributed environment. What we'll provide you Competitive base salary, annually reviewed. 27 days annual leave (plus bank holidays). Discretionary annual performance related bonus. Private medical care and life insurance. Employee assistance program. Pension plan. Paid parental leave. Special discounts for employees, family and friends. Access to learning and development resources. Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to race, colour, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status or other protected characteristics. View Citi's EEO policy statement and the Know Your Rights poster. If you have a disability and need reasonable accommodation to use our search tools or apply, please review Accessibility at Citi.

United States Digital Space LLC seeks an FX Java Developer to design and build high-performance, low-latency FX trading, pricing, and risk management systems from our London office. You will handle a high volume of requests and work with Java in an FX domain. The role emphasizes multithreaded, scalable architecture, secure coding, and collaboration across product, design, and engineering teams to deliver robust software solutions.

Join us as a FX Java Developer where you will be handling a large number of requests for a foreign exchange application, specifically, building a high-performance, low latency electronic trading, pricing, and risk management systems. To be successful in this role you will need: Demonstrable java development experience within FX application or domain Multithreading, scalable, and low latency application development Oracle - PL/SQL queries GIT CI/CD Other highly valued skills React KDb Telemetry You may be assessed on key critical skills relevant for success in role, such as risk and controls, communication skills and interaction with a diverse range of stakeholders, as well as job-specific technical skills. This role is based out of our London office. Purpose of the role To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. Accountabilities Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance. Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives. Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing. Stay informed of industry technology trends and innovations and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth. Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions. Implementation of effective unit testing practices to ensure proper code design, readability, and reliability. Assistant Vice President Expectations To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions. Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L - Listen and be authentic, E - Energise and inspire, A - Align across the enterprise, D - Develop others. OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes. Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues. Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda. Take ownership for managing risk and strengthening controls in relation to the work done. Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function. Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy. Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc).to solve problems creatively and effectively. Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience. Influence or convince stakeholders to achieve outcomes. All colleagues will be expected to demonstrate the the company Values of Respect, Integrity, Service, Excellence and Stewardship - our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the the company Mindset - to Empower, Challenge and Drive - the operating manual for how we behave.

Location: London, Hybrid Role Type: 12 Month Contract Rate: £700 - £800 per day Delta Capita is seeking a highly skilled Senior eTrading Developer to join our clients Global Markets Technology practice. This role will focus on developing and enhancing low latency components within an electronic trading (eTrading) and eRisk platform used across global FX and electronic execution businesses. The team designs and builds high performance, distributed systems that manage liquidity, generate real time prices, handle internal and external order execution, and support algorithmic trading strategies. These systems are business critical and require exceptional reliability, scalability, and throughput. This role will work as part of a global delivery team, contributing to next generation initiatives aimed at improving pricing quality, reducing latency, enhancing algorithmic execution capabilities, and expanding eTrading functionality. Key Responsibilities Work with business and technical stakeholders to understand requirements before commencing design and development. Produce detailed technical designs aligned with broader architectural standards. Work effectively alongside external and internal technical teams as required. Develop high quality, low latency server side Java components using industry standard patterns. Apply continuous integration practices and automated testing (unit, integration). Conduct comprehensive testing prior to release into UAT. Assist with deployment processes across development and test environments. Participate in intraday and overnight support rotations when required. Contribute to the evolution of pricing, distribution, and algorithmic trading components. Skills Required Strong server side Java experience, including demonstrable multithreaded development skills. Experience building highly available, distributed systems. Proven experience in tuning and developing low latency applications. Hands on experience with electronic trading, pricing engines, or algorithmic execution components (FX or similar asset classes). Knowledge of testing methodologies including TDD/BDD. Familiarity with enterprise messaging technologies (e.g., multicast, low latency messaging platforms). Experience with FIX or similar trading protocols is advantageous. Familiarity with time series databases (e.g., kdb+) is desirable. Experience with lock free algorithms, advanced concurrency, and performance optimisation is preferred. Delta Capita is an equal opportunity employer. We positively encourage applications from suitably qualified and eligible candidates regardless of age, colour, disability, national origin, ancestry, race, religion, gender, sexual orientation, gender identity and/or expression, veteran status, genetic information, or any other status protected by applicable law. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. This is a contract role located in London. As the selection and interview process is ongoing, please submit your application in English as soon as possible; if your profile is selected, a member of our team will contact you within 4 weeks. For this role, a valid working permit for the UK is mandatory. Expectations regarding hybrid working: our policy requires a minimum of 3 days per week in the office (either our offices or the client's) and 2 days from home.

Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across four core services: clearing, agency and execution, market making, and hedging and investment solutions. It has a leading franchise in many major metals, energy and agricultural products, with access to 60 exchanges. The group provides access to the world's major commodity markets, covering a broad range of clients that include some of the largest commodity producers, consumers and traders, banks, hedge funds and asset managers. With more than 40 offices worldwide, the group has over 3,000 employees across Europe, Asia and the Americas. The Technology Department delivers differentiation, scalability and security for the business. Technology provides digital tools, software services and infrastructure globally to all business groups. Software development and support teams work in agile 'streams' aligned to specific business areas. Our other teams work enterprise-wide to provide critical services including our global service desk, network and system infrastructure, IT operations, security, enterprise architecture and design. The Software Development function creates and maintains applications, frameworks and other software components to deliver to business requirements. Developers conceive, specify, design, engineer, document, test, and deliver bug fixes as needed to provide high quality software solutions. Each Development team is aligned to one of Marex's business divisions and works with a corresponding Business Technology and Application Support team. For more information visit Role Summary As a Senior Full Stack Developer specialising in C# .NET, you will be a pivotal member of our Software Development team in Clearing Technology, driving an AI-first approach to the creation and enhancement of secure, responsive web-based platforms. Marex is a full clearing member of major financial exchanges - across energy, commodities, metals and financial markets. You will leverage modern AI-assisted development tools and practices to accelerate delivery, improve code quality, and enhance developer productivity, while ensuring solutions meet the high standards of control, auditability, and reliability required within financial systems, including compliance with SOX (Sarbanes Oxley) requirements. Your expertise as a full stack developer in C# .NET and Node.js will be instrumental in delivering robust, scalable, and well governed applications. You will maintain a strong emphasis on testing, traceability, and deterministic system behaviour. Responsibilities Design, develop, and test components of modern, secure web based post trade platforms, applying AI assisted development practices to improve quality and delivery speed. Contribute to the overall architecture and design of technology solutions, incorporating AI enabled tooling and automation while ensuring control, transparency, and auditability. Develop solutions to a high standard that are maintainable, testable, and aligned to acceptance criteria, with a strong emphasis on traceability and deterministic behaviour in regulated environments. Leverage AI tools responsibly across the software development lifecycle (e.g. code generation, testing, documentation), ensuring outputs are reviewed, validated, and compliant with engineering standards. Communicate effectively with team members, contribute ideas, and stay current with emerging technologies and modern engineering practices. Ensure delivered systems are production ready, secure, and well documented, supporting operational handover and ongoing audit requirements. Follow coding standards and defined development processes, ensuring consistency, quality, and compliance across all deliverables. Resolve third line support issues in a professional and timely manner, applying a structured and analytical approach to problem solving. All staff Ensuring compliance with the company's regulatory requirements under the FCA, NFA, AMF, AFM, MAS. 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 complying with the FCA's Code of Conduct. To 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. To report any breaches of policy to Compliance and/ or your supervisor as required. To escalate risk events immediately. To provide input to risk management processes, as required. Skills, Experience and Competencies Essential skills and experience Experience in C# .NET, Node.js, React, JavaScript, Typescript. Experience leveraging AI assisted development tools (e.g. code generation, automated testing, developer productivity tooling) to improve delivery speed and quality. Strong understanding of applying AI responsibly within the software development lifecycle, ensuring traceability, auditability, and control. Experience of NoSQL or RDMS databases. Infrastructure as Code, Terraform or equivalent. Modern CI/CD and DevOps practices. Cloud technology, ideally AWS (Amazon Web Services). Knowledge of BDD/TDD. Agile and scrum development methodologies. Methodical approach to software architecture and design and experience employing the right design choices for a given project. Excellent verbal and written communication skills. Desirable Understanding of financial products across derivatives, FX, commodities, cash equities or fixed income. Good knowledge of the post trade lifecycle, including confirmation/affirmation, allocations, settlement, clearing, collateral and margin, lifecycle events, reconciliations, and exceptions management. Exposure to embedding AI capabilities into end user applications (e.g. intelligent workflows, automation, or decision support). Experience of SOLID. Experience of Domain Driven Design. Experience working in a regulated environment and knowledge of the financial markets. Competencies A collaborative team player, approachable, self-efficient, and able to foster a positive engineering culture, including adoption of AI first practices. Demonstrates curiosity, particularly in emerging technologies, AI capabilities, and continuous improvement of development practices. Resilient in a challenging, fast paced, and regulated environment. Excels at building relationships, networking, and influencing others across both technical and business teams. Strategic collaborator with insight and agility, able to anticipate future challenges, including those related to scale, regulation, and technology evolution, ensuring operational effectiveness. Conduct Rules 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. Nurture talent - we aim to grow our own talent and make Marex the place ambitious, hardworking and talented people choose to build their career. This means giving and taking stretch opportunities, taking risks, and committing to career development and support - for ourselves and our teams. Adaptable and Nimble - Our size and flexibility is an advantage. We are big enough to support our client's various needs, and adaptable and nimble enough to respond quickly to changing conditions or requirements. A non bureaucratic, but well controlled environment fosters initiative as well as employee satisfaction.

Our formula for success is to hire exceptional people, encourage their ideas and reward their results. As a Software Developer Intern, you will build advanced trading and risk applications leveraging cutting edge technology. DRW enables our Software Developer Interns to develop computationally intensive software under the guidance of senior technologists with the goal of deployment during your ten weeks. While your days will have you immersed in complex projects directly driving DRW's progress, your evenings will be spent exploring the city with organised social events to truly discover what it is like to live and work in London. How you will make an impact Design, develop, test, and deploy proprietary software solutions across the firm. Examples include creating: Decoders to receive raw pack data from various exchanges and translate it into a more accessible form Normalisers which take decoded data and build a book for each instrument traded on that exchange Applications to facilitate communication around executed trades to our compliance team Identify innovative solutions to complex problems and advocate for their implementation to your team by communicating your ideas in a clear and concise manner Conduct robust research using a data driven approach to employ statistical analytics on large data sets Collaborate with other software developers, quantitative traders, and researchers as well as business analysts in cross functional team environments What you bring to the team Are pursuing a bachelor's, master's, or PhD in computer science, electrical engineering, computer engineering, physics, mathematics, or any related science discipline and have an expected graduation date between December 2027 and August 2028 Have exposure to network programming (TCP/IP), multi threaded applications, computational intelligence, algorithms, real time programming, or GUI programming Have strong understanding of object oriented design, data structures, and algorithms An eagerness to learn and apply what you have learned and to know the impact of your code Have strong problem solving and analytical reasoning skills Have strong communication and collaboration skills Exhibit excellent software development skills in C++, Python, Java, C#, or C and a deep curiosity to learn and absorb new technologies quickly What to expect during the internship Meaningful projects: You'll receive a challenging project to complete during your time here. Each project, advised by a software engineer, promotes a comprehensive learning experience and provides you with meaningful work experience. Community: Throughout the summer, we host a variety of educational, social and team building activities to foster friendship and camaraderie. Housing: DRW provides fully furnished apartments located close to the office - making your morning commute as easy as possible. Mentorship: You'll build a professional relationship with an experienced mentor in your field. Mentors and mentees meet to discuss goals, challenges, and professional development and explore the city together at our mentor outings. Education: As technology continues to drive the trading industry forward, both in terms of new products and transaction methods, the future will present us with unique opportunities and challenges. To prepare you for how technology will continue to impact trading's future landscape, you will complete an options course framed from a developer's standpoint to help you visualise how your technology solutions will be used in real time. As the trading industry continually evolves, both in terms of new products and transaction methods, the future will present us with unique opportunities and challenges. DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk. Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities, and Energy across all major global markets. We have also leveraged our expertise and technology to expand into three non traditional strategies: real estate, venture capital, and cryptoassets. We operate with respect, curiosity, and open minds. The people who thrive here share our belief that it's not just what we do that matters - it's how we do it. DRW is a place of high expectations, integrity, innovation, and a willingness to challenge consensus.

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk. Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities and Energy across all major global markets. We have also leveraged our expertise and technology to expand into three non-traditional strategies: real estate, venture capital and cryptoassets. We operate with respect, curiosity and open minds. The people who thrive here share our belief that it's not just what we do that matters-it's how we do it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. UP (Unified Platform) consolidates data and technologies into a comprehensive solution, accelerating time to market. Optimizing decision making and research, our platform simplifies implementing new ideas, enhancing our competitive edge. We work from high level requirements where programmers are expected to gain an intimate understanding of the business. We strive for an environment where developers have the autonomy to pursue business solutions without arbitrary management constraints. We are a group of polyglots and technologists always seeking to find the right tool for each problem. Broadly, the development teams at DRW believe in rapid deployment and feedback, automated testing, and cohesive, transparent, lightly coupled service architectures. UP teams are segmented into multiple areas including domain engineering. Teams within domain engineering have critical capabilities that extend beyond a single trading strategy or business area. They build services and data products to optimize a broad array of use cases. For example, one team processes third party trade and order feeds in real time to keep DRW informed of its trading activity. Another team manages DRW's proprietary investment book of record providing latency sensitive ingestion of the firm's trading activity and providing both real time and on demand analytics. We are passionate about finding the best team and role for each candidate through the interview process, as we learn more about each person's current skills and long term development goals. Expectations Building systems with a constant focus on testing, reliability, scalability, and maintainability. Designing, modeling, and programming in a variety of languages and technologies. Working on legacy code as well as green field development. Initiative driving projects to completion. Learning and promoting new technologies with a focus on best practices. Providing on call support as needed. Sometimes working alongside other developers on the same task. Desirable Experience Multiple years of server side development. A solid understanding of micro service architectures and CAP theorem. A good understanding of functional paradigms and type theory. Confident JVM knowledge. Modern programming languages knowledge in our primary languages (Java, Python, Clojure). Experience with Airflow or other Python based workflow orchestration tools. Proficiency in domain driven design and domain modeling. Exposure to Kubernetes, Docker, Linux, Kafka, RabbitMQ, or git. Working knowledge of SQL, HTML, CSS, and JavaScript. Using AI coding assistants to accelerate development while owning the outcome. Exposure to agentic frameworks or MCP server development. Knowledge of financial concepts, exchange trading, or physical energy trading. For more information about DRW's processing activities and our use of job applicants' data, please view our Privacy Notice at California residents, please review the California Privacy Notice for information about certain legal rights at

We power some of the most widely recognized indices in the world - billions of dollars are benchmarked against what we build. We're now expanding into the Equity Index market, and the Index Data team is at the centre of that growth. Come and help us build it. Our the company Index Data team owns its domain end-to-end - building data pipelines, APIs, validation tooling and operational UIs spanning Equities, Commodities, FX, Rates, Futures, Options, Swaps and Crypto. We partner closely with Product and Operations to shape what gets built, not just how. We're scaling fast, the problems are genuinely complex, and there's real architectural influence up for grabs. We're looking for a senior engineer who loves solving real business problems with code. Someone who digs into the business context - understanding why something matters before deciding how to build it - then owns the design and delivery end-to-end. You'll work across team boundaries, translate financial methodologies into clean domain models in C#/.NET, and help evolve a platform that's growing in scope and sophistication every month. You'll need to have: Strong object-oriented design skills and experience building scalable backend systems, with a track record of owning and delivering complex initiatives across team boundaries A problem-solving mindset - you start from the outcome, design a solution, and iterate The ability to operate effectively in ambiguous, evolving problem spaces and deliver incrementallyStrong communication skills and confidence working with Product and Operations stakeholders to understand their needs and shape solutions together Experience in financial markets is strongly preferred; specific index knowledge is not required We'd love to see: Experience architecting distributed systems using messaging technologies Strong data modelling experience and familiarity with SQL-based systems Proficiency with performance profiling and refactoring for order-of-magnitude gains Experience mentoring engineers and raising technical standards across a team Knowledge of C#/.NET is great but not necessary - we have experience onboarding Java and C++ developers for example. Frontend experience is welcome but not required - engagement with workflow and usability discussions is valued regardless of hands on UI coding If indicated, please note that years of experience are a guide; we will consider applications from all candidates who can demonstrate the skills necessary for the role. Accommodations the company provides reasonable adjustment/accommodation to individuals with disabilities. Please tell us if you require a reasonable adjustment/accommodation to apply for a job. Examples of reasonable adjustment/accommodation include but are not limited to making a change to the application process or work procedures, providing documents in an alternate format or using specialized equipment. To request an adjustment/accommodation to apply for a job, please email AMER\ (Americas), EMEA\ (Europe, the Middle East and Africa), or APAC\ (Asia-Pacific), based on the region you are submitting an application for. We may share your information with a third party provider of accommodations services who may use this information to reach out to you for the purposes of accommodating your application. Equal Opportunity the company is an equal opportunity employer and prohibits discrimination in employment. It is the company's policy to provide equal opportunity and access for all persons, and the Company is committed to attracting, retaining, developing, and promoting the most qualified individuals without regard to age, ancestry, color, gender identity or expression, genetic predisposition or carrier status, marital status, national or ethnic origin, race, religion or belief, sex, sexual orientation, self-identified or perceived sex, sexual and other reproductive health decisions, parental or caring status, physical or mental disability, pregnancy, childbirth or related medical conditions, or parental leave, protected veteran status, status as a victim of domestic violence, or any other classification protected by applicable law (each, a "Protected Characteristic"). the company prohibits treating applicants or employees less favorably in connection with the terms and conditions of employment, in all phases of the employment process, because of one or more Protected Characteristics.

Our formula for success is to hire exceptional people, encourage their ideas and reward their results. As a Software Developer Intern, you will build advanced trading and risk applications leveraging cutting-edge technology. DRW enables our Software Developer Interns to develop computationally intensive software under the guidance of senior technologists with the goal of deployment during your ten weeks. While your days will have you immersed in complex projects directly driving DRW's progress, your evenings will be spent exploring the city with organised social events to truly discover what it is like to live and work in London. How you will make an impact Design, develop, test, and deploy proprietary software solutions across the firm. Examples include creating: Decoders to receive raw pack data from various exchanges and translate it into a more accessible form Normalisers which take decoded data and build a book for each instrument traded on that exchange Applications to facilitate communication around executed trades to our compliance team Identify innovative solutions to complex problems and advocate for their implementation to your team by communicating your ideas in a clear and concise manner Conduct robust research using a data-driven approach to employ statistical analytics on large data sets Collaborate with other software developers, quantitative traders, and researchers as well as business analysts in cross-functional team environments What you bring to the team Are pursuing a bachelor's, master's, or PhD in computer science, electrical engineering, computer engineering, physics, mathematics, or any related science discipline and have an expected graduation date between December 2027 and August 2028 Have exposure to network programming (TCP/IP), multi threaded applications, computational intelligence, algorithms, real time programming, or GUI programming Have strong understanding of object oriented design, data structures, and algorithms An eagerness to learn and apply what you have learned and to know the impact of your code Have strong problem solving and analytical reasoning skills Have strong communication and collaboration skills Exhibit excellent software development skills in C++, Python, Java, C#, or C and a deep curiosity to learn and absorb new technologies quickly What to expect during the internship Meaningful projects: You'll receive a challenging project to complete during your time here. Each project, advised by a software engineer, promotes a comprehensive learning experience and provides you with meaningful work experience. Community: Throughout the summer, we host a variety of educational, social and team building activities to foster friendship and camaraderie. Housing: DRW provides fully furnished apartments located close to the office - making your morning commute as easy as possible. Mentorship: You'll build a professional relationship with an experienced mentor in your field. Mentors and mentees meet to discuss goals, challenges, and professional development and explore the city together at our mentor outings. Education: As technology continues to drive the trading industry forward, both in terms of new products and transaction methods, the future will present us with unique opportunities and challenges. To prepare you for how technology will continue to impact trading's future landscape, you will complete an options course framed from a developer's standpoint to help you visualise how your technology solutions will be used in real time. As the trading industry continually evolves, both in terms of new products and transaction methods, the future will present us with unique opportunities and challenges. DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk. Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities, and Energy across all major global markets. We have also leveraged our expertise and technology to expand into three non traditional strategies: real estate, venture capital, and cryptoassets. We operate with respect, curiosity, and open minds. The people who thrive here share our belief that it's not just what we do that matters - it's how we do it. DRW is a place of high expectations, integrity, innovation, and a willingness to challenge consensus. For more information about DRW's processing activities and our use of job applicants' data, please view our Privacy Notice at California residents, please review the California Privacy Notice for information about certain legal rights at