376 to 400 of 920 Senior Software Engineer Jobs

Citibank (Switzerland) AG is seeking a Senior Software Engineer in London to join their Margin Technology team. This role involves solving engineering challenges while collaborating closely with product teams to deliver high-quality software solutions. The ideal candidate will have a Bachelor's degree in computer ...

Datalex is seeking a Senior Software Engineer specializing in Python-based AI/ML development to design and deploy machine learning features. The role involves building APIs, collaborating on CI/CD, and mentoring Junior Engineers. Candidates should have 8+ years of experience, strong knowledge … tools such as Docker and TensorFlow. A degree in Computer Science or a related field is required, along with a passion for innovative software engineering practices. #J-18808-Ljbffr ...

World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role Substrate … clusters — from on-prem to the major cloud hyperscalers, whether they are internet-connected or air-gapped, small hardware footprint or large. As a Senior Software Engineer on Substrate, you will design and build Palantir’s managed Kubernetes product offerings across all these environments. You and your ...

Java/Microservices/API design/LLMs/AI/Claude Code/Copilot Role: Senior Software Engineer Company: Financial Services Location: London - Hybrid 3 days per week Salary: up to £120,000 + Benefits Join a newly formed Service Modernisation & AI team driving AI-first … software development in financial services. This is a hands-on role modernising high-impact legacy services while building AI-powered engineering workflows. What You’ll Do Modernise critical legacy Java services using AI-driven analysis and refactoring Apply migration patterns (e.g. strangler fig) to deliver clean, modern APIs Ship ...

PROLIM () is currently seeking Senior Software Engineer (C++/Linux) for one of our top clients for Redondo Beach, California US Citizens only. Due to client requirements and the nature of the position, non-citizens are not eligible to apply. JOB DESCRIPTION Designs, develops, documents, tests … debugs applications software and systems that contain logical and mathematical solutions. Conducts multidisciplinary research and collaborates with equipment designers and/or hardware engineers in the planning, design, development, and utilization of electronic data processing systems for product and commercial software. Determines computer user needs; analyzes system capabilities ...

Wise is hiring a Senior Software Engineer II for its Wise for Banks team in London. You will design and lead scalable Java/Spring Boot services within a large microservices ecosystem, focusing on the architecture, scalability, and reliability of the global payments network. You will mentor ...

leading retail company in Manchester seeks a Senior Software Engineer for a 6-month contract. This role is essential for the digital transformation initiative, focusing on re-platforming systems to a cloud-native microservices architecture. The ideal candidate will have extensive experience with TypeScript (Node & React ...

Holdings, LLC. is seeking a Senior Software Engineer for their Unified Platform in London. The role involves building robust systems with an emphasis on testing and scalability, designing and programming in languages such as Java, Python, and Clojure. The ideal candidate has experience with micro-service architectures ...

Wise is hiring a Senior Software Engineer in London to own large-scale backend projects for Global KYC and Onboarding. You will design robust microservices, deliver clean APIs, and build reliable systems that scale across borders, enabling faster, compliant financial services for customers worldwide. Join cross-functional ...

achieve our vision of being the world's most trusted, innovative, liquidity and data solutions specialist. Role Overview Join TP ICAP as a Senior Software Engineer and help shape the future of our digital platforms. You'll be part of a talented team delivering business-critical software ...

Audi Revolut F1 Team in the UK seeks a Senior Software Engineer to design, build and deploy high-quality full-stack solutions. You will own features end-to-end, delivering backend services, frontend apps, APIs and data integrations for the Digital Solutions group based at the Audi ...

Menlo Security is seeking an experienced Senior Software Engineer to join the Service Delivery team. The role is full-time, remote (UK time zone) or Bracknell, UK based. You will design and develop robust APIs and microservices that support customer provisioning, management and analytics, and contribute … scalable platform used by internal teams and customers. Candidates should have 5+ years in software engineering, strong Python with asynchronous frameworks, cloud experience (GCP/AWS), #J-18808-Ljbffr ...

PayPoint plc is seeking a Senior Software Engineer to join a cloud-first, product-driven engineering team. You will design, build, and support scalable customer systems, focusing on security, reliability, and best practices. You will collaborate with Product Owners, Delivery Managers, and Architecture teams, embracing AI-assisted … development and modern tooling while delivering high-quality software in a remote-first setting with regular on-site visits to Welwyn Garden City. #J-18808-Ljbffr ...

directions. You’ll need first-class credentials and a proactive attitude to help us drive the change the underpins our mission. As a Senior Software Engineer 2 you will be a core contributor to delivering our products and solutions, with the opportunity to lead projects … hear from you. Responsibilities Key contributor to the development, testing and maintenance of Lab projects, products and initiatives. Deliver robust, maintainable and operationally viable software and infrastructure, typically using our core stack: React, Typescript, Material UI, Node.js, Python, PostgreSQL, Docker, Kubernetes, Helm, AWS Work with internal colleagues (ML Engineers ...

center of everything we do. About the Team As part of our team, you’ll leverage your diverse skills to support both Software Engineers and QA Engineers, tackling the daily challenges of their roles. Your specialist knowledge will be invaluable in suggesting improvements to enhance quality and streamline workflows … ensuring we continue to exceed our customers’ expectations. As a Senior Software Engineer (SDET), you’ll be the transformational force that revolutionizes our testing approach. You’ll leverage AI and advanced analytics to identify quality gaps, architect intelligent testing solutions, and establish new standards for test effectiveness ...

operators across the globe. Position Summary At Light & Wonder, we’re building the technology that powers the next generation of gaming experiences. As a Senior Software Engineer, you’ll play a key role in developing a shared game framework used across multiple products, platforms, and teams. … technology trends, applying relevant innovations to enhance the framework and development process. What You’ll Bring Proven experience building complex, scalable, and maintainable software systems. Strong object-oriented programming skills and proficiency in at least one language such as TypeScript, C#, C++, or similar. Hands-on experience working with ...

recently public company, you'll have the autonomy and support to make an impact as we build for the long term. As a Senior Software Engineer on the Safety Detection Precision team, you'll help close the gap between AI detection of safety risk on the road … generation of detection models and ensuring today's detections translate into meaningful real-world risk reduction. This role is a strong fit for an engineer who enjoys shaping ambiguous, high-impact systems end-to-end and wants to directly influence customer trust and value in the company's Safety ...

seeking a Senior Software Engineer for the Core team, focusing on baskets, orders, checkout, promotions, and capacity management. You’ll shape systems, guide technical decisions, and mentor engineers in a fully remote role. You will lead cross‐team design, deliver large features, and enhance reliability, CI/ ...

Bloomberg L.P. is seeking a Senior Software Engineer with DataLayer Experience in London to drive developer experience for Bloomberg Terminal integrations. This role focuses on building ergonomic TypeScript APIs, end-to-end ownership of critical tooling, and collaboration with multiple engineering teams. You will shape the development ...

Menlo Ventures is seeking a Senior Software Engineer to enhance our ATO platform at Abnormal AI. You'll design, build, and scale backend systems while ensuring stability and reliability. This role demands strong backend proficiency in Python, with a focus on building resilient systems. Mentorship and cross ...

Landmark, a Halliburton company, is seeking a senior software engineer to own features end to end across multiple domains. You will work on critical production software used by engineers and operators worldwide, contributing to design, implementation, testing and delivery with minimal supervision. Strong fundamentals and ability ...

Aioi Nissay Dowa Europe Limited is seeking a Senior Software Engineer 2 to be a core contributor delivering our products and solutions. You will lead projects end-to-end, mentor peers, and potentially step into line management as the team grows. The role requires strong expertise across ...

it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. DRW has an opening for a Senior Software Engineer focused on digital assets. The team builds and operates systems that move and safeguard cryptoassets across the firm — including treasury automation, wallet … digital asset operations and related business partners. Partnering with those teams to turn ambiguous business problems into clear technical plans and shipped software. Owning software end-to-end after it ships — we run what we build (deploy, operate, on-call); we don’t hand systems off to a separate ...

this role: Strong Salesforce Platform Expertise Solution Design & Architecture Technical Leadership & Collaboration What this role is all about: We're looking for a Senior Software Engineer (Salesforce) to play a key role in shaping and delivering exceptional digital experiences across our business. Working with modern Salesforce technologies … Services Cloud, Service Cloud and Agentforce, you'll design and develop robust solutions that support seamless customer journeys while driving technical excellence. As a senior member of the engineering team, you'll collaborate with stakeholders across the organisation, influence architectural decisions, mentor fellow engineers and help champion the adoption ...

Financial Times as one of Europe's fastest-growing companies for two consecutive years—and a UK Best Employer for 2026. As a Senior Software Engineer I at Thought Machine, you will own and deliver highly complex, end-to-end engineering work items. You will look beyond … your team, solving ambiguous problems, guiding less experienced engineers, and actively shaping our technical and product roadmaps. This is a role for an engineer who values clean, maintainable systems, embraces an egoless approach to collaboration, and is driven to deliver robust solutions to production. What You’ll Do Technical ...