7 development jobs found in London, London

Role: UI developerType: PermanentLocation: London, UK We are a global digital-first technology services firm looking for a Senior UI Developer to join our high-performing team in London.You will be responsible for executing sophisticated visual designs and building complex web applications within an Agile environment. This role is perfect for someone who balances technical rigor with an impeccable eye for design "visual grammar."The EssentialsExperience: 8

The Race to Zero: Senior Java Low-Latency Engineer (Fixed Income)6 Months ContractLondonHybrid RoleCompetitive daily rate.Our client "A premier global electronic trading powerhouse" is looking for a Java Specialist to lead a mission-critical shift in their E-Fixed Income (eFI) architecture. They aren't just looking for a "developer"-we need a systems artist who understands that in this world, latency is the only metric that matters.The Tech StackThe Core:

Reinforcement Learning (RL) Engineer Manipulation London Based (5 days in office) Competitive salary A high-profile robotics organization is urgently seeking a high-caliber RL Engineer (Manipulation) to join their London-based R&D team. This role is pivotal in bridging the gap between simulation and real-world application, focusing on the development of language-vision conditioned policies for next-generation intelligent robotic platforms.As a RL Engineer

Role: UX Designer Location: LondonWork Model: HybridEmployment Type: Contract We are seeking a UX Designer to join a publisher‑focused design team in London. This role involves solving complex design challenges, scaling from detailed features to holistic product experiences, with a primary focus on desktop applications and additional experience in mobile design. You will lead initiatives from concept through to launch, collaborating with researchers, produ

Software Engineer (Java/Fintech) | London | 6-Month ContractRole: Backend Software Engineer Team: RegTech (Fintech Business Unit) The StackPrimary: Java (Expert level) & Microservices.Data: Cassandra, Hadoop, MySQL.Cloud: AWS (Kinesis, Step Functions, EC2).Focus: Distributed systems, batch processing, and data integrity.The MissionBuild and scale automated KYC/KYP (Know Your Customer/Partner) and regulatory compliance engines. You will own the lifecycle o

Job role: Senior Software Engineer Duration: 06 months contractLocation: Remote DescriptionThe role is located in our Platform Developer Experience (PDX) R&D Studio within the Platform Mission. The PDX R&D Studio oversees and owns cross discipline infrastructure that cuts across all engineering at Spotify including our VCS, CI systems and beyond. Latest updateJust wanted to share some quick feedback on the resumes we've reviewed recently. We've noticed tha

Role: AI Safety ResearcherType: Contract (6 Months)Location: London (Fully Remote)Payrate: £480 - £530 per day on PAYE£550 - £610 per day on RUPAYE£650 - £725 per day INSIDE IR35 UmbrellaWhat You'll DoRed-Teaming: Lead adversarial campaigns to identify system gaps using automated frameworks and LLM-as-a-judge.System Alignment: Use Preference Tuning, automatic prompt optimization, and context engineering to align models with safety policies.Data Engineering