12 development jobs found in London, London

The OpportunityIn this role, you will go beyond building standard user-facing features to focus on critical internal platform architecture. You will work within a lean, agile team to bridge frontend development with backend systems, transforming how internal engineers interact with, validate, and secure core data pipelines.Your ImpactPlatform Innovation: Build and scale developer-facing tools and dashboards from scratch to manage data contracts at the code

The Opportunity:In this role, you will go beyond building standard user-facing features to focus on critical internal platform architecture. Working within a lean, agile environment, you will develop and expand multilingual content taxonomy systems, ensuring complex global catalogs are seamlessly organized and discoverable.Your Impact:Platform Innovation: Solution design and end-to-end implementation of capabilities within existing cloud services and data

We are looking for a Senior C++ Engineer to join a newly forming, elite engineering squad tasked with modernizing the core cross-platform networking stack for one of the world's largest streaming tech ecosystems.💼 The Gig at a GlanceRole: Senior C++ Engineer (Mobile Infrastructure)Term: Contract until year-end (with strong potential for extension)Location: 100% RemoteTech Stack: C++, iOS, Android, HTTP/2+, WebSockets, Custom Shared Libraries🛠️ What You'

Job Title: Back End / Fullstack Engineer IIILocation: UK(Fully remote)Contract Duration: 6 monthsAbout the RoleWe are looking for a Web / Fullstack Engineer to help our team. You bring a strong foundation in system design, data structures, and algorithms. You enjoy untangling problems with teammates and choosing pragmatic solutions that move the product forward. You will design clear interfaces, dependable data flows, and resilient systems that ensure we

Junior Full-Stack Engineer (React, TypeScript, Python)Location: [London, UK- 5days a week onsite] Job Type: Full-time, Permanent Experience Level: Junior / Graduate (0-2 years)- Strictly looking for junior candidates with no more than 2 years of experience.The RoleWe are looking for an ambitious and curious Junior Full-Stack Engineer to join our core team. In this role, you won't just be fixing bugs or working on isolated features-you will be building impa

Role : Avaloq DeveloperLocation: Scotland, UK (Remote)Contract Duration: 10 MonthsJob Description:An Avaloq Developer is responsible for the end‑to‑end design, implementation, customization, and unit testing of solutions within the Avaloq Banking Suite. The role involves delivering high‑quality parameterization, scripting, interfaces, and report development aligned to functional and technical requirements.Key responsibilities include:Implementing Avaloq pa

Role: Java Backend Developer with Data PlatformType: 6 Months ContractLocation: London, UK (Fully REMOTE)Working Model: Fully REMOTEPayrate: £450 - £550 per Day on PAYE£530 - £630 per Day on RUPAYE£650 - £750 per Day on Inside IR35 via UmbrellaThe Role: Join our Data Infrastructure team to drive large-scale pipeline migrations and core platform development across our Flink and Lakehouse architecture. We are looking for an execution-focused engineer who can

Contract Full Stack / Backend Engineer III - Trust & Safety PlatformsDuration: 6-Month Contract (with potential for extension)Location: 100% Remote (UK-based)Inside/Outside IR35: Insert IR35 The OpportunityWe are looking for a Senior Full Stack / Backend Engineer (Level III) to join the Trust & Safety / Policy Platform team for one of the world's leading, household-name audio streaming platforms.If you are a backend-heavy engineer who enjoys the autonomy o

UX Product Design - Web AppsMy global tech client is looking for a strong Product Design Contractor to join their prioduct design team with a focus on on social shareability and integration. The team is responsible for the Sharing experience from the mobile and desktop app and how it integrates with other tech platforms, as well as platforms like the mobile web app and web embeds. They will collaborate closely with Product Managers, Engineers, and other De

Location: London (Hybrid - 3 days in-office) Role Type: Full-Time / Permanent Experience Level: Mid-Senior (5-7 years)We are partnering with our client to hire a Senior Full-Stack Engineer. In this role, you will design, build, and scale cloud-native applications that are critical to the bank's risk management operations.This is a high-impact position for an engineer who excels at bridging complex backend data processing with highly responsive front-end in

Senior IDMC / IICS DeveloperLocation: Hybrid (2-3 days onsite, London)Position Type: PermanentSalary: £50,000 - £60,000 per annum + BenefitsExperience Required: 6-8 years in Data Integration / ETLAbout the RoleAre you a seasoned Data Integration specialist with deep expertise in cloud ecosystems? We are seeking a Senior IDMC Developer to join a global, fast-paced data engineering team. In this role, you will be the driving force behind designing, building,

Senior Backend Engineer (Security Compliance) - 100% RemoteThe Role Join a high-autonomy team as a senior contractor architecting the next generation of our security compliance platform. You will own technical decisions end-to-end, building systems that ensure every production code change meets regulatory standards across thousands of repositoriesWhat You'll DoArchitect & Build: Develop Java-based backend services (Spring Boot, Apollo) to enforce complianc