26 to 50 of 61 Software Developer Jobs in London

Excellent opportunity for a Senior Software Developer to play a key role in architecting, developing, and enhancing our clients in-house trading and research systems. This is an opportunity to work on greenfield projects, influence architectural decisions, and directly impact systems that support real-world trading strategies. … best engineering practices Participate in code reviews and enforce high standards of quality Collaborate closely with researchers and traders to translate requirements into robust software solutions Contribute to continuous improvement of development processes and tooling Required Skills & Experience BSc (or higher) in Computer Science or a related scientific discipline ...

Excellent opportunity for a Senior Software Developer to play a key role in architecting, developing, and enhancing our clients in-house trading and research systems. This is an opportunity to work on greenfield projects, influence architectural decisions, and directly impact systems that support real-world trading strategies. … best engineering practices Participate in code reviews and enforce high standards of quality Collaborate closely with researchers and traders to translate requirements into robust software solutions Contribute to continuous improvement of development processes and tooling Required Skills & Experience BSc (or higher) in Computer Science or a related scientific discipline ...

Blockchain Software Developer - Digital Assets Platform (Open) Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity … Assets Blockchain Web3 Engineer to join the Citi Integrated Digital Assets Platform (CIDAP) engineering team. This is a hands-on engineering role for a developer who is deeply enthusiastic about the intersection of decentralized technologies and institutional finance. The successful candidate will contribute to the design, development, and deployment ...

Metals, Agricultural Products, Energy, US Power, and Environmental contracts. 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. … different regions. The business uses several different technologies, some built in-house, others vendor driven. 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 ...

life About the Role This is more than just a job, it’s an opportunity to lead, innovate, and grow. As a Senior Software Developer in Test , you’ll: Work with our clients to design, build, and implement cutting-edge automation frameworks and testing solutions. Lead and mentor … lookout for passionate, talented individuals who are ready to make an impact. Whether you’re an experienced automation tester or a developer with a flair for QA, we want to hear from you. #J-18808-Ljbffr ...

Role This role is designed for individuals who want to own technical delivery, lead teams, and build lasting client relationships. As a Lead Software Developer in Test , you will: Lead the design and implementation of robust, scalable automation solutions across multiple projects and clients Mentor and coach … Together Were on the lookout for passionate, talented individuals who are ready to make an impact. Whether youre an experienced automation tester or a developer with a flair for QA, we want to hear from you. ...

Role: Senior Software Developer in Test - Security Cleared Job Type: Contract IR35 Status: Inside IR35 Please note this role requires active Security Clearance. About Scale Factory We are an AI enablement consultancy. Delivering quality-led AI-first foundations, embedding capability and excellence into the foundational fabric … lookout for passionate, talented individuals who are ready to make an impact. Whether you’re an experienced automation tester or a developer with a flair for QA, we want to hear from you. We look forward to your application. #J-18808-Ljbffr ...

Scale Factory, an AI enablement consultancy in the United Kingdom, is seeking a Senior Software Developer in Test to design and build cutting-edge automation frameworks and testing solutions. You will lead small teams, set QA strategy, and ensure client outcomes align with business needs. Hybrid work ...

client, a prominent entity in the Defence & Security sector, is currently seeking a skilled Software Developer to join their team on a contract basis. This role is integral to enhancing and securing modern technology platforms, ensuring the protection of critical national infrastructure. Key Responsibilities: Own and deliver engineering … enable engineering teams by providing guidance, tooling, and best practices. Continuously optimise automation, identifying opportunities to remove repetitive manual tasks and improve the developer experience. Collaborate across development, security, and operations to promote end-to-end ownership of services. Maintain and improve engineering tooling and platforms, including source-code ...

Role: Java/Python Software Developer Location: London (Hybrid) Type: Contract Compensation: Up To £750 P/D The role We're working with a leading global financial organisation looking to hire an experienced Backend Engineer to join a high-performing technology team focused on risk platforms. This … within enterprise environments. Exposure to risk technology, risk data, or risk analytics within financial services. Solid understanding of system design, data processing and modern software engineering practices. If you're an experienced engineer with a background in Java or Python development and exposure to risk technology, we'd love ...

have an excellent client offering an exciting opportunity for a Graduate Software Developer to join a high-performing team building cutting-edge trading and research systems. This role is ideal for a recent graduate eager to work on real-world, high-impact applications while developing strong technical … professional skills. You'll contribute to the development of innovative, high-performance systems used in live trading environments, gaining exposure to modern software architecture and engineering practices. Working alongside experienced developers, researchers, and traders, you'll play a key role in delivering reliable and scalable solutions. Key Responsibilities Assist ...

Marex is seeking a Market Making Senior Software Developer in London to design, develop and maintain high‐quality applications across internal and client-facing platforms. You will build scalable services, collaborate with product owners and engineers, and help shape platform standards within a technology-driven market making context. … will work in a dynamic, regulated environment, applying modern CI/CD, DevOps and testing practices to deliver reliable software and improve operational #J-18808-Ljbffr ...

forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter. Role Overview We are seeking a highly experienced Senior Software Developer with proven expertise in delivering services aligned with UK Government Digital Service (GDS) standards. You will play a critical role in designing ...

United States Digital Space LLC is hiring a Senior Software Developer to design and scale secure digital services for the UK government. The role requires expertise in cloud-native application development, particularly using Java and AWS. Successful candidates will work in agile teams, ensuring compliance with GDS standards ...

Software Developer - HFT London, United Kingdom Posted about 1 year ago This is a job posted by our partner Jooble. Tech stack Linux C TCP/IP Go Python Debian Essential Attributes Proficiency in programming languages particularly Go but also Python or C. Demonstrable experience and passion ...

Marex is seeking a Full-stack Python Software Developer to join the Risk Engines team. You will contribute to building and embedding risk calculations across Market, Clearing, Counterparty and Operational risk, while collaborating with Risk Application Support and Platform Engineering. You will work with a dynamic team ...

Role: Graduate Software Developer/Quantitative Developer/Quantitative Researcher Client: Prestigious Buy-Side Firm Compensation: Up to £180,000 + Bonus + Benefits Location: London (Hybrid) Overview Just graduated and ready to launch your career at the intersection of technology, mathematics, and finance? Join an elite ...

Senior Software Security Developer – Core Platform Services London About us PhysicsX is a deep-tech company with roots in numerical physics and Formula One, dedicated to accelerating hardware innovation at the speed of software. We are building an AI-driven simulation software stack for engineering and manufacturing … boundaries of possibility. Our customers include leading innovators in Aerospace & Defense, Materials, Energy, Semiconductors, and Automotive. The Role We are recruiting for a Senior Software Security Developer within our Core Platform Services Team. You will be responsible primarily for writing secure code components that many teams will ...

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 ...

seeking a future team member for the role of Senior Vice President, Senior Software Engineering, Developer Experience to join our Developer Experience (DevEx) team. This role is located in London. Responsibilities Lead, mentor, and manage a high‐performing Build Engineering team, setting clear technical direction and career … growth paths. Oversee the architecture and implementation of the company’s central build automation platform, ensuring high availability, reliability, and security. Create developer‐friendly templates, quick start guides, and troubleshooting tools to help feature teams quickly create performant, transparent, and compliant build automation. Optimize developer workflows by streamlining ...

C++ Software Engineer Have you ever wondered how a mission critical system that is used by more than 125 airlines to check in 800 million passengers each year is made ultra-resilient to failures? We are looking for an enthusiastic C++ Software Engineer to work on our world … London Heathrow development centre. About the Team and the Role You will join an established team that is developing and maintaining the software to allow airlines to continue operating even after catastrophic system failures. Within Amadeus, the Active/Standby team works closely with teams across multiple sites (London ...

Senior Salesforce Developer at CGI, you'll help clients transform their business through innovative Salesforce solutions that deliver measurable value. You'll design and develop scalable systems that streamline operations, enhance user experience, and drive strategic growth. Working in a collaborative environment, you'll have the opportunity to influence ...

JSON Java SQL Git JavaScript General skills Java would also be good Javascript SQL JSON Git – branching & merging 2. Perform coding and ensure optimal software/module development Determine operational feasibility by... Axiom Software Solutions Limited Compensation Competitive Role type Contract Visa sponsorship Not provided #J-18808-Ljbffr ...

About us At the company, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate – moving from manual processes ...

autonomy and support to make an impact as we build for the long term. About the role: the company is hiring a Senior Software Engineer II to join our Operational Excellence (OPX) team within the Developer Experience organization. DevEx is responsible for the engineering environment that a globally … with product engineering teams to strengthen their operational posture. You should apply if: You want to impact the industries that run our world: The software, firmware, and hardware you build will result in real-world impact - helping to keep the lights on, get food into grocery stores, and most ...