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Senior Staff Software Engineer Kotlin & Cloud APIs

A prominent insurance technology firm is seeking a mid-senior level Software Engineer to create impactful software. The successful candidate will provide technical leadership while working in agile teams. Responsibilities include building web-based applications and maintaining APIs, as well as mentoring colleagu ...

iOS Software Engineer III – FinTech Wealth Investing

A leading global financial services firm is seeking an iOS Developer to enhance its mobile platforms. You'll work collaboratively in an Agile team environment, contributing to architecture design and development using Swift and other technologies. Candidates should have experience with iOS app development, stron ...

Software Engineer HMI (Human Machine Interface) – ADAS

ALDIA es una empresa internacional con sede central en Londres, con presencia en España y Suecia. Nos especializamos en la consultoría tecnológica y de ingeniería. Nuestro core de actividad se centra en las áreas claves de las industrias de Infraestructura, Automoción, Ferroviario, Energía, Turbinas Eólica ...

Backend Software Engineer C++ Rust Low Latency

Backend Software Engineer C++ Rust Low Latency Trading Opportunity to join a hugely profitable High Frequency Trading firm specializing in crypto markets. You will design and develop high throughput backend services for microsecond real‑time risk, pricing, trading engines, and market‑making syste ...

Backend Software Engineer Spark, Spring Boot & Cloud

A leading data collaboration platform in Greater London is seeking a mid-level Software Engineer with strong experience in Apache Spark and developing RESTful APIs. The successful candidate will design applications for large-scale data processing while working within cloud-native environments. Responsibilities i ...

Global AI Software Engineer — Growth, Mentorship, Impact

A leading AI consultancy in the United Kingdom is looking for a Software Engineer to join their dynamic team. This role involves developing cutting-edge products, mentoring client teams and collaborating with a global network to drive meaningful change. Candidates should possess a degree and 2–5+ years of full-s ...

AI Software Engineer Up to £140k London

AI Software Engineer – up to £140k – Central London (5 days onsite) We’re working with a fast‑growing, data‑centric tech business that is on a mission to redefine how private market intelligence is accessed and used. With 300+ leading VC and PE firms already on board, they’re now doubling down on ...

Senior Software Engineer (Client SDK, UI Platform)

Senior Software Engineer - Client SDK (UI Platform) London, UK Who Are We? Postman is the world’s leading API platform, used by more than 40 million developers and 500,000 organizations, including 98% of the Fortune 500. Postman is helping developers and professionals across the ...

Senior Software Engineer AI Powered Fintech (Hybrid)

Signify Technology is seeking a high-impact individual contributor for a fintech client in Central London. The successful candidate will deliver high-quality code across the full stack, utilize AI and automation to streamline workflows, and provide technical leadership on complex challenges. Experience with AWS, ...

Senior Software Engineer Electronic Trading Shared Services

Senior Software Engineer - Electronic Trading Shared Services Location London Business Area Engineering and CTO Ref # Description & Requirements We are part of the engineering organization that powers Bloomberg’s global Electronic Trading platform ...

Senior Software Engineer, Developer Experience & AI Tooling

OCR Alpha is seeking a Senior Software Engineer focused on Developer Experience in Greater London. This role involves leading the design of a unified CI system, integrating AI tools, and shaping the technical foundation of the company. The ideal candidate is passionate about developer experience and has a strong ...

Senior Software Engineer, AI Centre of Excellence

Company Description We're Checkout.com - you might not know our name, but we're behind many of the digital experiences people use every day. When you book a holiday, order food, renew a subscription or check out online with brands like Spotify, Klarna, Uber Eats, TikTok, Sony, or eBay, ther ...

Senior Software Engineer RFID & Cloud Native Systems

A leading sportswear company seeks a Senior Engineer to develop the technological infrastructure for product identification using RFID. You'll write scalable code and maintain cloud-native applications while collaborating with various teams. Candidates should have extensive experience with TypeScript and a prove ...

Senior Software Engineer – AI Risk Automation (Equity)

Jack & Jill, a YC-backed AI risk automation startup in London, is seeking a Senior Software Engineer to join their founding engineering team. You will build LLM-powered agents that enhance how banks detect fraudulent businesses, translating AI capabilities into user experiences. Ideal candidates are proficient i ...

Principal Software Development Engineer in Test (SDET)

Principal Software Developer in Test (SDET) Location: London (Hybrid) | Practice Area: Technology & Engineering | Type: Permanent Drive test automation innovation and engineering excellence in financial technology The Role As a Principal SDET at Capco, you'll lea ...

Backend Software Engineer C# .Net Sports Trading

Backend Software Engineer C# .Net - Sports Trading Experience pay is based on skill and experience. You can learn more by contacting the recruiter. Base pay range Direct message the job poster from Client Server Backend Software Engineer / Developer (C# .Net) London o ...

Senior AI Software Engineer, Gaming & Coding Agent

Tencent Overseas IT has the mission to empower Tencent’s rapid global growth with future ready, global IT platforms, applications and services. We are chartered to lead the Overseas IT strategy, architecture, roadmap and execution. Satisfying our internal/external customers and becoming a world class globa ...

HMI/ADAS Software Engineer — Build Driving Interfaces

Una empresa de tecnología en Gran Londres busca un profesional para impulsar el diseño de componentes de software de alta calidad. La función incluye análisis de requisitos y desarrollo de soluciones, trabajando en un entorno colaborativo con clientes internos y externos. Se espera que el candidato tenga experie ...

FinTech Software Engineer Trainee (12‑Month Accelerator)

A leading fintech company in Greater London is seeking candidates for a Software Engineering position through its UpRise Engineering Accelerator Program. This 12-month salaried program prepares individuals for a successful software engineering career, focusing on cloud-native microservices and modern technologie ...

Software Engineer, AI Platform – Scale Enterprise AI

Revax is seeking a Software Engineer in Greater London to help scale their AI-native software for tax advisory teams. The role involves developing APIs, optimizing data schemas, and deploying services while collaborating with the founding team. Ideal candidates have 2–3 years in production software development a ...

Senior Software Engineer – Azure & C# | Hybrid Role

A leading online retailer in Greater London is looking for a Senior Software Engineer to join their team. You will work in a hybrid model, collaborating with cross-functional teams to deliver high-quality software solutions using .NET technologies. The ideal candidate should possess strong skills in C#, RESTful ...

Senior Software Engineer, Risk Platform — Quantitative Tech

A prominent trading firm in London is seeking a Senior Software Engineer to enhance their Risk Technology team. This role involves designing and maintaining applications that calculate portfolio sensitivities and value-at-risk across multiple asset classes. The ideal candidate will have strong programming skills ...

Datasets Software Engineer Sensors, Algorithms and Detections

Overview Datasets Software Engineer (Contractor) to support data calibration and standardization workflows for a cutting-edge AI and Robotics end customer. You will play a critical role in building robust pipelines that unify and align data from a variety of sensors, contributing directly ...

Senior Software Engineer — AI+Materials Platform (Equity)

A cutting-edge materials technology company in London is seeking a Senior Software Engineer to define the technical foundations of their AI-driven platform. This hands-on role involves collaboration with scientists and engineers, focusing on backend architecture and product performance. The ideal candidate has 5 ...

Senior Software Engineer/SRE Managed Systems Engineering

Senior Software Engineer/SRE - Managed Systems Engineering Join to apply for the Senior Software Engineer/SRE - Managed Systems Engineering role at Bloomberg Overview The Bloomberg Terminal brings together real‑time data on every market, breaking news, in‑depth r ...

Senior Software Engineer TypeScript, React, Node £100K

Overview We’re partnering with a fast growing London founded scale up that is transforming how companies manage and empower their people. Their intuitive integration rich platform replaces outdated HR systems with a single beautifully designed hub, helping HR, Finance and IT teams save time, redu ...

Senior Software Engineer GPU Capture and Replay

Why PlayStation? PlayStation isn’t just the Best Place to Play — it’s also the Best Place to Work. Today, we’re recognized as a global leader in entertainment producing The PlayStation family of products and services including PlayStation®5, PlayStation®4, PlayStation®VR, PlayStation®Plus, ...

Aptitude Software Senior Sales Engineer (Finance) London

The Senior Sales Engineer serves as a key technical contributor within the Go-To-Market team, responsible for aligning product capabilities with client requirements to support both new business and existing account growth. The role plays a critical part in enabling technical credibility across sales cycles ...

Senior Software Engineer, Core Experiences — Build SDKs

Clutch Canada seeks a Senior Software Engineer to join the Core Experiences Team, focusing on building foundational services and SDKs. The role requires strong skills in Kotlin Multiplatform and a collaborative approach to optimizing existing functionalities and shipping cloud functions. You will work in a fast- ...

C++ Graduate Software Engineer — Hybrid, Growth & Benefits

Guardian Jobs is seeking a motivated IT graduate or a second jobber for a software engineering role based in South West London, transitioning to a hybrid working model. The position offers a salary of £38K-45K and includes an extensive benefits package like 28 days of holiday, company performance bonuses, and a ...

Senior Full Stack Software Engineer – Impactful & Flexible

A technology company based in the United Kingdom is seeking a talented Full Stack Software Engineer to build cutting-edge software solutions. This role involves developing and optimizing APIs, creating responsive frontends, and maintaining databases. The ideal candidate will have proven experience in API develop ...

Senior Software Engineer Live Trading Platform (Hybrid)

A specialist tech consultancy is seeking a Senior Software Engineer to join their team in Greater London. This senior-level role involves designing and delivering a live trading platform with a focus on both frontend and backend development, primarily using React and TypeScript. You will influence system design ...

Senior Software Engineer React, Node.js & AWS (London)

A leading technology firm is seeking a Senior Software Engineer with expertise in React, Node.js, and AWS. The role is hybrid, allowing for flexibility while working closely with product and design teams. You will take ownership from concept through to post-deployment, contributing to the growth of the brand wit ...

Senior Software Engineer AI Fintech foundation (UK)

About the Team Hopper's Fintech Foundation team sits at the centre of the company's mission: reshaping how more than 100 million monthly active users experience travel. It owns the pricing engine that balances customer demand against financial risk across dozens of partners - including Capital On ...

Senior Software Engineer – Real Time Data Platform

We’re looking for a Senior Software Engineer to join our team building and operating the core data platform that powers our business. This platform sits at the heart of everything we do, delivering high-quality, real-time market data to systems and teams across the organisation. If you enjoy workin ...

Senior Software Engineer Global Rights & Royalty Platform

A global entertainment company is seeking a Senior Software Engineer for their King's Cross office in London. In this role, you will work with a cross-functional team to develop a modern rights and royalty platform, enhancing user experiences and product efficiency. Ideal candidates will have over 8 years of sof ...

Senior Software Engineer – AI Driven Global Marketplace

Bounce Digital is seeking backend-leaning product engineers to join their hybrid team in London. This role offers the chance to own problems end-to-end, including search, payments, inventory, logistics, and AI integrations. Ideal candidates should be comfortable working in ambiguity and have significant experien ...

Senior Software Engineer, Loyalty Platform — Scale & Impact

Marks and Spencer is looking for a Senior Software Engineer to join their Loyalty team in Greater London. This role involves building and maintaining their Loyalty platform, ensuring high-performance interactions for customers. The ideal candidate should have experience in distributed systems, JVM-based language ...

AI Native Senior Software Engineer (Hybrid, London)

Artlogic is seeking a Senior Software Engineer to enhance their technology platform. The role is hybrid with minimum attendance in the London office. You will help drive the adoption of AI-native workflows while ensuring reliable and scalable solutions. Successful candidates should have experience with cloud sys ...

Senior Software Engineer Global Payments, Hybrid, Growth

Runa is seeking a Senior Software Engineer to architect, implement, and deploy software services in a hybrid work model based in Greater London. Ideal candidates should have over 5 years of experience, ability to mentor junior engineers, and a passion for clean, scalable code. The role involves working with mode ...

Senior Software Engineer Kotlin & Scalable API Platform

A leading algorithmic insurance provider in Greater London is seeking a Senior Software Engineer to enhance their broker platform. You will develop robust software solutions, work with multi-disciplinary teams, and uphold engineering principles within an agile framework. Ideal candidates will have experience in ...

Software Engineer, AI/ML, PhD, Early Career

Software Engineer, AI/ML, PhD, Early Career Google London, UK Apply Currently enrolled in or graduated from a PhD program. Research experience in Artificial Intelligence, Distributed Systems, Machine Learning, Data Mining, Natural Language Processing, Image Classificati ...

Senior Fullstack Software Engineer, Privacy & Data Security

At Vanta, our mission is to help businesses earn and prove trust. We believe that security should be monitored and verified continuously, and we empower companies to practice better security and prove it with ease. Vanta has a kind and talented team, and while some have prior security experience, many have ...

Senior Software Engineer, Content Storage Infra (AWS)

A leading digital experience platform in London is looking for a Senior Software Engineer to innovate and maintain its content storage infrastructure. You will work with AWS technologies and collaborate with teams to enhance performance and scalability features. The ideal candidate will possess strong software d ...

AI/ML Software Engineer — PhD (Early Career)

A leading technology company in the UK is seeking a Software Engineer for AI/ML to improve machine learning model performance. The ideal candidate will hold a PhD and possess skills in artificial intelligence, data mining, and software design. Responsibilities include scaling data optimization techniques and col ...

Staff Software Engineer Scalable AI & Cloud Systems

The Trade Desk is looking for a Software Engineer in Greater London to help build and deliver data-focused products. The ideal candidate should have strong OO programming skills, experience with cloud platforms like AWS or Azure, and an understanding of Agile methodologies. Responsibilities include working on la ...

Fintech Graduate Software Engineer (Backend) Regtech 2026

Suade is seeking candidates to join our Graduate Software Engineering programme, which focuses on developing innovative Regulatory Technology (RegTech) software. If you are passionate about technology and finance and want to start your software engineering career, we invite you to apply. Please not ...

Senior Full Stack Software Engineer (Typescript / React)

Skin + Me is a technology-driven start-up on a mission to revolutionise personalised skincare. We’ve delivered millions of treatments across our multi-brand ecosystem (Skin + Me, Hair + Me, Renew + Me), powered by a proprietary stack that runs everything from our e‑commerce engine to our in‑house manufactu ...

Software Engineer (£100 130k + Equity) at Joinkult.ai

Job Title Software Engineer Salary £100k-130k + Equity Company Description Joinkult.ai – Building a real‑time AI copilot for gamers Job Description As the second engineer at Kult, you will build a real‑time AI voice assistant that watches game ...

Software engineer, frontend (UK) in London Writer

Required Skills You’ll need solid knowledge of JavaScript and TypeScript, HTML, and CSS. We’re also looking for strength in with Mobx, React, and Redux. Responsibilities You’ll be our resident expert on frontend best practices and be a player/coach with the rest of the frontend tea ...

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