C# and .NET Developer Role

Job Description:We are seeking an accomplished C# and .NET Developer to join our dynamic team. The ideal candidate will possess a deep understanding of C# and the .NET framework, demonstrating proficiency in developing robust applications and solutions.Mode of Interview: Telephonic & Face to Face.

We are seeking a talented Apigee Application Developer to join our dynamic team in London or Swindon. The ideal candidate will have expertise in Apigee, Java, and JavaScript, and will play a pivotal role in delivering RESTful APIs as part of our agile development team.Key Responsibilities:Actively participate in the development of RESTful API solutions as an Apigee Developer.Deliver high-quality code in Java and JavaScript from often ambiguous requirements.Adhere to stringent coding standards, including unit testing and deployment practices.Mentor junior developers and engage in peer code reviews.Demonstrate a proven track record in Java-based project delivery, utilizing tools such as Maven, Git, and Eclipse.Familiarity with PaaS platforms, NoSQL databases, and microservices architecture is a plus.

Join our innovative team at version1 as a Senior JavaScript Developer, where you'll play a vital role in developing high-quality web applications. You will be responsible for designing, implementing, and maintaining complex software solutions using the latest technologies. If you are passionate about coding and thrive in a collaborative environment, we want to hear from you!

Location: London, HybridRole Type: 12 Month ContractRate: £800 - £900 per dayDelta Capita is on the lookout for an experienced Senior Rates Developer specializing in Java to join our dynamic Global Markets Technology team. In this pivotal role, you will be part of a specialized unit dedicated to developing cutting-edge pricing, eTrading, and eRisk capabilities tailored for Rates and FX products.Your team will be responsible for creating low-latency, highly available pricing components that facilitate:Pricing for Rates across forwards, futures, swaps, and bondsFX forward and broker pricing solutionsAlgorithmic and electronic execution workflowsPricing control tools and configuration frameworks utilized by traders and quantsOn-demand quoting and curve management across eCommerce channelsIntegration of innovative quantitative models and external market data feedsThis role demands hands-on engineering prowess within a fast-paced and high-performance trading technology environment.

Join Edra: Pioneering Solutions in Enterprise AIAt Edra, we're tackling one of the most challenging issues in enterprise AI: while AI models are inherently generic, company processes are uniquely specific. Our mission is to develop AI agents that comprehend how these processes operate and effectively manage their tasks.As a Series A startup, we are proudly supported by Sequoia and other prestigious venture capital firms. With our teams expanding in New York and London, we are a highly technical group comprising engineers, AI researchers, and strategists who all uphold a rigorous standard for talent. We believe that exceptional individuals are the cornerstone of our future success.Your RoleWe seek dedicated Backend Engineers who are passionate about the art of software development. Your focus will be on implementing strong typing, thoughtful API design, and robust data modeling. You will not be developing AI models; instead, you will construct the surrounding ecosystem: the platform, workflows, interfaces, integrations, and observability that render our AI applicable in real-world scenarios. As one of the early engineers at Edra, you will have the opportunity to influence not only the product but also the engineering culture, tooling decisions, and technical frameworks upon which our company is built.Our approach is intentional and thorough. There is no distinction between 'building it' and 'shipping it'—you will oversee the journey from conceptualization to deployment, taking full ownership of your outcomes. We prioritize thoughtful development over speed, striving for a balance between velocity and quality.Key ResponsibilitiesDesign and implement platform systems utilizing Python (FastAPI), including API contracts, database schemas, and infrastructureDevelop and sustain connectors, integrations, and data pipelines that link our platform to external systemsCreate internal libraries, tools, and interfaces that enhance the productivity of the engineering teamTake full ownership of your work by gathering context, managing dependencies, and driving tasks to completion independentlyEngage in multiple roles across the stack—design a schema in the morning, develop the API layer in the afternoon, and troubleshoot a deployment issue by day’s endParticipate in weekly product meetings, understand user interactions with your creations, and help shape future developmentsCollaborate daily with a small, elite team of engineers and AI specialistsHave a direct impact on the technical direction: select tools, establish patterns, and define conventions for the team

Join our dynamic team as a Senior C# / Orchestrade Developer at Talan, where your expertise will help shape innovative financial solutions. In this role, you will be at the forefront of developing and enhancing our Orchestrade platform, ensuring high performance and scalability.Your responsibilities will include collaborating closely with cross-functional teams, providing technical leadership, and driving the implementation of best practices in software development. Bring your passion for coding and problem-solving to a vibrant workplace that values creativity and collaboration.

Role overview Galaxy Digital Services is seeking a Vice President of Software Engineering - Finance Solutions to join the Financial Engineering team in London. This leadership role centers on building advanced reporting solutions that directly impact financial decision-making. The position sits at the intersection of finance and technology, where complex challenges require both technical depth and industry insight. The team values autonomy, high performance, and a mission-driven approach. Success in this role involves delivering innovative software in a fast-moving environment while supporting the company's vision for digital assets and blockchain innovation. What you will do Design and develop reporting solutions for financial operations using Python. Apply expert-level SQL skills to manage and analyze large datasets. Work closely with stakeholders to address complex problems in finance and cryptocurrency trading. Operate independently within a collaborative, high-performing team. Requirements Extensive experience in software development, with a strong command of Python. Expert knowledge of SQL and database management. Solid understanding of cryptocurrency trading concepts. Ability to work autonomously and thrive in a challenging, high-impact setting. Our values Pursue excellence Be selective for effectiveness Align closely, operate independently Engage in transparent disagreement Foster independent decision-making Assemble exceptional teams

Role Overview margo-group is looking for a Rapid Application Developer with strong JAVA skills to join the team in London. This position focuses on building and refining applications that support client goals and internal efficiency. What You Will Do Develop JAVA-based applications, from design through implementation Work with colleagues from different disciplines to create and test solutions Help improve processes and technology offerings for clients Collaboration This role involves regular interaction with cross-functional teams. Clear communication and a willingness to share knowledge are important.

As a Lead Frontend Developer at Capco, you will be at the forefront of creating dynamic, responsive web applications tailored for the financial services sector. Your role will involve leveraging your expertise in React and modern JavaScript frameworks to develop innovative user interfaces that enhance the digital experience for our global clientele. Working in a collaborative, agile environment, you will not only take charge of hands-on development but also mentor peers and enforce best practices across teams. Join us in transforming financial technology through cutting-edge web solutions.

Join our dynamic team at Netcompany as a Senior Scala Developer. In this pivotal role, you will leverage your expertise in Scala to develop high-quality software solutions that meet client needs. Your contributions will help drive innovation and efficiency across our projects.You will collaborate with cross-functional teams, utilizing your problem-solving skills to tackle complex challenges. If you are passionate about technology and eager to work in a fast-paced environment, we want to hear from you!

Join our dynamic team as a UI Designer / Developer, where you will have the opportunity to create user-friendly and visually appealing interfaces for our applications. You will work closely with stakeholders to understand their requirements and translate them into engaging designs and functional code. Your expertise will contribute to enhancing user experience and ensuring that our products stand out in the market.

Join our dynamic team at Version 1 as a Senior Java Developer! We are looking for a talented and experienced individual to take on a pivotal role in our Digital, Data, and Cloud departments. In this position, you will leverage your expertise in Java development to build innovative software solutions that meet our clients' needs.As a Senior Java Developer, you will work closely with cross-functional teams, participate in the full software development lifecycle, and mentor junior developers. Your contributions will be crucial in driving our projects forward and ensuring the highest standards of quality.

Join our dynamic team at dev2 as a Java Developer, specializing in the FinTech sector. This role offers an exciting opportunity to work on innovative financial solutions that are shaping the future of finance.

Join Talan as an eFX Java Algorithm Developer in London, where you will be a key player in designing and implementing innovative trading algorithms for our electronic foreign exchange trading platform. Collaborate closely with quantitative analysts and traders to enhance our systems and ensure optimal performance in a highly competitive market.

Join our dynamic team at Ratio Recruitment Ltd as a PHP Developer, where you will play a crucial role in developing innovative solutions and enhancing our existing applications. We are looking for a talented individual with a passion for technology and a commitment to delivering high-quality software.

About UsAt Sierra, we are dedicated to revolutionizing customer interactions through our innovative AI platform. With our headquarters in San Francisco, we are expanding our presence in key cities like London, Atlanta, New York, France, Singapore, and Japan, fostering a collaborative environment that blends creativity with technology.Our core values—Trust, Customer Obsession, Craftsmanship, Intensity, and Family—shape our culture and drive our commitment to excellence. These principles guide our actions and inspire our team to build meaningful connections with our clients.Founded by industry visionaries Bret Taylor and Clay Bavor, Sierra is backed by a wealth of experience. Bret's leadership at OpenAI and his previous roles at Salesforce and Facebook, along with Clay's extensive tenure at Google, ensure that we are at the forefront of AI innovation.Your RoleCraft a comprehensive onboarding playbook to guide customers through our Agent SDK and Agent Studio, our no-code platform, ensuring a smooth transition and effective usage.Spearhead the development of robust developer training and enablement initiatives that enhance user knowledge and engagement.Create scalable content solutions, including detailed technical documentation, engaging educational videos, structured onboarding paths, and exemplary repositories to drive SDK adoption.Act as an Agent Software Engineer, developing and deploying AI Agents while becoming a leading authority on agent development.Collaborate closely with our marketing team to produce impactful developer case studies and success narratives that resonate with our expanding technical community.What You BringA genuine passion for empowering customers from diverse enterprise backgrounds to build exceptional AI Agents.A degree in Computer Science or a related field, or equivalent practical experience.A minimum of 4 years of hands-on experience in software development or developer relations, particularly with highly technical products.Outstanding written and verbal communication skills, with a strong desire to deliver engaging, hands-on training sessions.

About Neo4j:Neo4j is the leading graph intelligence platform that converts data into actionable insights, empowering the development of next-generation intelligent applications and AI systems. Our platform features enterprise-grade knowledge graphs designed for accuracy, explainability, and governance in AI; offering unmatched graph capabilities that are easy to deploy across diverse environments and data sources. Trusted by 84 of the Fortune 100 and supported by the largest graph community worldwide, we deliver intelligence that drives significant results.Our technology is built to operate seamlessly across various clouds, enhancing integration for dynamic, personalized, and autonomous AI systems. We focus on delivering faster outcomes, contextual insights, and solutions that positively influence our customers and employees throughout their organizations.Our Vision:At Neo4j, our mission has always been to help the world interpret data. In a landscape where business, society, and knowledge are increasingly interconnected, our technology fosters innovation by enabling organizations to uncover and comprehend data relationships. We are pioneers in the graph database sector, transforming how businesses leverage their data to innovate and maintain a competitive edge.The RoleNeo4j GraphAcademy provides complimentary, self-paced, hands-on online training pathways for Developers, Data Engineers, and Data Scientists to excel with Neo4j.We are in search of a passionate Curriculum Developer to design captivating, practical online training courses, videos, and technical content that educate and empower Neo4j users, regardless of their experience levels.To explore our existing course offerings and understand our teaching methodologies, please visit graphacademy.neo4j.com.Key ResponsibilitiesCraft and deliver high-quality technical content (courses, videos, sample applications, diagrams) utilizing existing Neo4j Documentation.Identify deficiencies in the course catalog, create courses to address them, and develop clear learning paths for various graph use cases.Provide constructive feedback on Neo4j's offerings and course catalog to enhance the user experience.Collaborate with the distributed Developer Relations, Marketing, Product Management, and Solutions Engineering teams to ensure cohesive content development.

At Ripple, we are pioneering a future where value is exchanged as seamlessly as information. Our mission is ambitious and transformative, and we are making significant strides every day. Through our innovative crypto solutions tailored for financial institutions, enterprises, governments, and developers, we are revolutionizing the global financial landscape, fostering economic equity and opportunities for individuals across the globe. Here, you will have the chance to perform at your best and enhance your skills in a supportive environment with colleagues who are committed to your success. If you are eager to make a meaningful impact and explore remarkable career development opportunities, we invite you to join us in creating tangible value in the world.THE WORK:As the Director of Developer Relations within the RippleX Ecosystem Growth team, you will spearhead the team that shapes the onboarding, discovery, and development of financial applications on the XRP Ledger (XRPL). This pivotal role places you at the forefront of empowering businesses, institutions, and governments to leverage XRPL's robust capabilities for groundbreaking financial innovations. You will drive the adoption of institutional-grade use cases such as asset tokenization, decentralized finance (DeFi) solutions, and next-generation payment infrastructures.Your leadership will be crucial in expanding our developer ecosystem, capturing vital feedback to guide XRPL product enhancements, and ensuring responsible implementation of blockchain technologies across various financial applications. You will define the vision and strategy for the developer experience, engaging individual developers, startups, and institutions alike. Your success will directly influence XRPL's growth trajectory and market standing while ensuring the responsible application of blockchain technologies across numerous financial scenarios. Cultivating strong relationships between the developer community and internal teams will be essential as we strive to create dependable and scalable financial infrastructures that meet real-world institutional demands.WHAT YOU’LL DO:Design and implement the strategy for how developers create financial solutions, tokenization platforms, and payment applications on XRPL.Establish metrics for measuring developer success that align with overarching business objectives, including analytics for fintech developers and financial institutions.Develop scalable and systematic frameworks to expedite developer adoption through both one-to-many and one-on-one engagement strategies.Organize impactful developer events, collaborative learning sessions, workshops, and hackathons that showcase XRPL's capabilities in tokenization and financial innovation.

Join Our Innovative Team at BiglightAt Biglight, we pride ourselves on being an experience design agency that merges deep customer insights with cutting-edge UX and design principles. Our mission is to empower leading brands by crafting extraordinary customer experiences through continuous innovation and experimentation.As we broaden our horizons into component library and design system development for enterprise clients, we invite you to be a part of this exciting journey. This role centers around the creation and upkeep of a complex UI component library, vital for both e-commerce and B2B web applications serving a prominent UK brand.You will leverage modern frontend technologies such as Preact, TailwindCSS, and Storybook to build reusable, accessible, and visually stunning components that are foundational to our client’s digital ecosystem. Our library boasts over 70+ components, 200+ detailed stories, and supports multiple themes with automated CSS generation.This hands-on development role requires you to take ownership of components from inception to completion, including implementation, Storybook documentation, accessibility compliance, and cross-theme testing. Each component will have its dedicated QA environment, and you'll work collaboratively with designers utilizing integrated Figma tools.Collaboration is key; you will work alongside the client’s product engineering team, participating in daily standups and contributing to a shared roadmap that encompasses UI enhancements across the platform, a mobile-first redesign, and new feature development.As a client-facing role, you will engage with clients during standups, gather requirements directly from stakeholders, and work closely with their product and engineering teams. We are seeking an individual who is confident in client communication, adept at asking clarifying questions, and skilled at translating business needs into robust technical solutions alongside the broader team.

We encourage you to apply for the position that aligns most closely with your skills and experience. Should our team identify a better fit for you within our organization, we will reach out regarding alternative opportunities.Position Overview:At Squarepoint Capital, we are looking for intelligent, self-motivated, and curious individuals eager to apply their advanced knowledge and skills in an innovative and challenging environment.This role involves working on projects that develop and uphold high-performance, reliable, and scalable back-end systems crucial for our trading infrastructure. Collaborate with experienced colleagues in small teams to design and build the next generation of production-grade trading and research software systems. Join us for a career of continuous learning and development surrounded by some of the industry's brightest talents, enhancing your skills in a highly collaborative work environment.Areas of Focus:Python Development: Applications, services, and data-driven systemsProjects in this track involve creating and maintaining scalable services, full-stack web applications, and data processing algorithms, tools, and frameworks.Develop and maintain the essential tools, libraries, and frameworks utilized for application development at Squarepoint.Oversee the software development lifecycle of libraries and frameworks used globally by our technology teams.Contribute to data-driven applications, pipelines, and systems that support predictive models for research and trading purposes.Create software products utilized globally by traders, researchers, data scientists, and other teams at Squarepoint to drive our trading success.C++ Development: Distributed, low-latency, high-performance systemsProjects in this track focus on developing and maintaining performance-sensitive, reliable, and scalable back-end systems critical to our trading infrastructure.