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Senior Front Office Software Engineer

Castleton Commodities International ( is redefining how data and technology drive the future of global energy trading. Our Data Science & Technology team is at the forefront of this evolution, designing powerful systems and innovative tools that help our front-office teams understand market behavior, forec ...

Senior Lead Software Engineer React/

Job Description As a Software Engineer at JPMorgan Chase within F&O Execution Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market‑leading technology products in a secure, stable, and scalable way. We support the #1 ranked execution busine ...

Staff Software Engineer Content Domain

All the details We’re looking for a Staff Software Engineer to play a pivotal role in evolving M&S’s Content Domain platform. This team provides the foundational content and media capabilities that power every digital experience across the business. Your customers are product teams, engineers, an ...

Graduate Consultant Software Engineer 2026

This is a permanent role that blends high-level software engineering with strategic client advisory. Our consultant software engineers act as technical partners to our clients, helping them transform their businesses through domain expertise and, increasingly, AI-driven solutions. As a co ...

Lead Software Engineer: Rates Derivatives

JPMorgan Chase & Co. is seeking a Lead Software Engineer to drive innovation within the Interest Rates Derivatives team. You will collaborate with Front Office, Quants, and IT to design, develop, and maintain secure, scalable software applications. Strong candidates have a Bachelor's degree and hands-on exper ...

Lead Software Engineer Product Engineering

Mission Neko is redefining what prevention means, from treating illness when it arrives, to sustaining health before it's ever at risk. Our mission: make data-driven, preventative care accessible to more people, before symptoms appear. In a single, non-invasive visit under an hour, propri ...

Consultant – R&D (Technology/Software)

Business Line: UK - FIP | Finance & Innovation Performance Company Description As a professional services company , Ayming partners with businesses and institutions around the world to unlock lasting value. With a team of over 1,500 experts in Innovation, HR, and Taxes ...

Aptitude Software Demand Generation Manager

Aptitude Software is at a defining moment. We are scaling our flagship platform, Fynapse, and shaping a new category around Finance Data and Intelligence. This is not incremental change. It is an opportunity to redefine how we go to market and unlock the next phase of growth. Fynapse is built ...

Senior Software Engineer I (JavaScript)

Do you thrive in solving complex engineering challenges and shaping scalable, future‑ready solutions? About the team: ScienceDirect is the world's leading collection of science information on the web and Elsevier's flagship product. We are looking for talented engineers to contrib ...

Java Software Engineer (Core Java)

Are you a Senior Backend Engineer who prefers solving complex problems with Core Java over just configuring frameworks? We are partnering with a boutique investment firm in London that operates with a flat structure, empowering developers to drive innovation and take full ownership of their work. Th ...

Full Stack Software Engineer (Freelance)

Time commitment : Freelance project lasting around 3 to 5 months Location : Hybrid or Remote Reporting to : VP of Technology, Avishai Gurt About Paloma Paloma’s mission is to make children’s autism and ADHD assessments and care available on the NHS wit ...

Senior Software Engineer (infrastructure focused)

Job Title: Senior Software Engineer Location: London My client is looking for a senior software engineer with a strong background in infrastructure, DevOps, and security best practices, along with advanced Python development skills. In this role, you’ll play a pivotal part in ...

Staff Software Engineer Authentication & Authorization

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairn ...

Software Engineer I (Kyriba Specialist)

Responsibilities Lead Kyriba Treasury Management System (TMS) related solution design sessions with stakeholders and facilitate requirements gathering Configure & test solutions/workflow in the TMS UAT environments for various TMS modules (Cash Management & Forecasting, Payments, Cas ...

Staff Software Engineer (IBM Sterling)

The M&S Online Fulfilment area is looking for a Staff Software Engineer to join our Promising team. You will provide technical expertise, lead the design and delivery of robust solutions, and operate with excellence. Creative, curious and pragmatic, you will lead the modernisation of our order management s ...

Senior Software Engineer, Cloud, Simulation

About us Founded in 2017, Wayve is the leading developer of Embodied AI technology. Our advanced AI software and foundation models enable vehicles to perceive, understand, and navigate any complex environment, enhancing the usability and safety of automated driving systems. Our vision is ...

Software Engineer (Prop Trading Firm)

Top global trading firm looking for a DeFi developer to join a small, highly technical trading team building high-performance systems that operate directly on decentralized markets. The role is hands‑on and focused on building production systems in Rust and Python, covering execution, on‑chain integ ...

Software Engineer Analytics & Data Engineering

Summary The role is in Apple Services Engineering (ASE) in London. ASE is the team behind high‑profile services such as the App Store, Apple iCloud, Apple Music, Apple TV+, Apple Arcade and more. Our Analytics and Data Engineering team is looking for a world‑class Software Engineer to develop larg ...

Staff Software Engineer, Guest & Host

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guest ...

Software Development Engineer II, Incidents

Mapbox is the leading real-time location platform for a new generation of location-aware businesses. Mapbox is the only platform that equips organizations with the full set of tools to power the navigation of people, packages, and vehicles everywhere. More than 4 million registered developers have chosen M ...

Associate Software Engineer (C#/.NET)

Role Overview This is a graduate-level opportunity within Brokerage Technology to help build and maintain the back-end services and APIs that power Brokerage Pricing. Working alongside senior engineers, you will contribute .NET C# code on a cloud-based distributed architecture on AWS, learn to au ...

Staff Software Engineer Back End

Staff Software Engineer - Back End About this role Do you love shaping the technical landscape and driving innovation across the organisation? Are you passionate about solving complex business problems and supporting multiple teams toward a shared technical vision? At Ca ...

Software Engineer Fixed Income Technology

We are seeking a talented, hands‑on technologist to join our Fixed Income Technology team in London. This role will focus on building and enhancing intraday risk, trade, and portfolio management solutions used by portfolio managers, business management, and risk teams. The ideal candidate is a stro ...

Senior Software Engineer C# .Net

Senior Software Engineer / Developer (C# .Net 8 AWS) London to £90k Are you a technologist who enjoys contributing to technical discussions and using the best tool for the job? You could be progressing your career at a global, financial Market Data provider whilst enjoying a range of perk ...

F1 Aerodynamics Software Engineering Manager

Data & AI Magazine is seeking a Software Engineering Manager to lead the Aerodynamics Software Group for a prominent Formula 1 team. In this role, you will develop tools for aerodynamics and lead a growing team while ensuring high-quality software solutions under tight deadlines. The ideal candidate will have a ...

Private Equity Associate Technology/Software

Sector: Private Equity – Technology & Software Buyouts Seniority: Investment Associate (1–4 years’ experience) We are supporting a leading independent private equity firm in hiring an Investment Associate for their London-based Technology investment team. The firm manages significant in ...

Senior Software Engineer, Full stack

Overview At Pairwise, we are a team of engineers, operators, and builders focused on enabling the next generation of technical talent to do their best work. We partner with leading technology companies to deliver high-performance engineering solutions across embedded systems, networking, semicond ...

Quantitative Software Engineer, Learning Engineering

Position Summary Two Sigma is a leading quantitative investment management and trading firm. The company applies a scientific approach to investing, combining cutting‑edge technology, artificial intelligence, data science, and quantitative research with rigorous human inquiry to capitalize on market opport ...

Senior Full Stack Software Engineer

Are you passionate about securing the future of the planet by preventing catastrophic climate change? Do you want to apply your considerable creativity, energy, and digital expertise at the cutting edge of corporate climate action in one of the world’s fastest growing sustainability initiatives? Th ...

Staff Software Engineer Authentication & Authorization

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairn ...

Senior Frontend Software Engineer UI

Senior Frontend Software Engineer UI Department: Technology Employment Type: Permanent - Full Time Location: London Description We are looking for a Lead / Senior Frontend Software Engineer to work on Systematica’s Execution Platform, whic ...

Software Engineer Site Reliability Engineering

Neo4j's Site Reliability Engineering team’s mission is to improve the reliability of Neo4j’s DBaaS product: Neo4j Aura. Operating at a global scale across all three major cloud providers, Aura runs hundreds of Kubernetes clusters and hosts thousands of Neo4j instances in production at any given time. ...

Software Development Engineer II (Java)

Job Summary Tesco's Lists and Substitutions Team sits at the heart of the Product Discovery space, powering features like your Favourites, Usuals, and the Substitution Carousel across tesco.com and our mobile apps. If you've shopped with us, you've already used our services. We're looking ...

Software Engineer II Authentication & Authorization

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairn ...

Data & Trading Systems Software Engineer

Two Sigma in Greater London is seeking a talented software engineer to tackle the complex challenge of discovering hidden value in data. Ideal candidates hold a Bachelors with Honours and have 1-10 years of relevant experience, including expertise in Java, Python, and C/C++. You will develop robust data pipeline ...

Fintech Software Engineer – Payments & Cloud

Edenred Italia S.r.l. seeks a Software Engineer for its London office, focusing on the design and implementation of innovative payment solutions. You will be part of a collaborative team working under Edenred PayTech, a leading fintech company managing over €100 billion in global payments. Ideal candidates will ...

Forward Deployed Software Engineer London

Indicium AI was Anthropic’s first European launch partner - and sits among a handful of organisations globally trusted by Anthropic to deploy Claude at enterprise scale. We are also one of the first four OpenAI partners in the UK, and Databricks Ventures has invested in our business and holds a seat on our ...

Software Sales Leader Growth & Strategy

CDW UK is seeking a Head of Software Sales to lead and develop a team focused on driving strategic growth within the Software business. You will be responsible for aligning to CDW's overarching sales objectives and fostering innovation and collaboration across various teams. The ideal candidate will have proven ...

Software Architect III Payments Technology

Overview hackajob is collaborating with J.P. Morgan to connect them with exceptional professionals for this role. You are ready to revolutionize your career and the world of technology with an iconic company. Now is the time to take the reins on this exciting opportunity. </ ...

Software Architect III Payments Technology

Overview You are ready to revolutionize your career and the world of technology with an iconic company. Now is the time to take the reins on this exciting opportunity. Role As an Architect III at JPMorganChase within Payments Technology, you serve as a seasoned member of a team ...

Senior Software Engineer Platform Engineering

Are you ready to write your next chapter? Make your mark at one of the biggest names in payments. With proven technology, we process the largest volume of payments in the world, driving the global economy every day. When you join Worldpay, you join a global community of experts and changemakers, working to ...

Senior Software Engineer in London

Senior Front Office Software Engineer – Real‑Time Trading Systems Contract – Inside IR35 £700 - £1100 per day London – Hybrid (3 days in office) The Short Version. You must be a senior software engineer with experience in trading environment ...

Senior Software Engineer (Guest & Host)

The Community You Will Join We are building the next generation of Airbnb experiences for both guests and hosts across Europe and EMEA, with a singular focus: making Airbnb successful in the region’s 40+ markets. While our initial focus is on the booking surfaces - payments, search, pricing, and ...

Data Software Engineer (Azure Databricks)

Data Software Engineer - Azure Databricks Location: London, UK Duration: 6 months, with extensions expected Description We're looking for a Data Software Engineer - Azure Databricks to join our client team in London, UK in a hybrid working mode. In this role, you will de ...

Lead Software Engineer Core Tech

Job Title: Lead Software Engineer - Core Tech Team: Systems Reporting into: Technical Director Working Model: Hybrid 2-3 days per week in Studio | Remote by exception Location: Here East, Queen Elizabeth Olympic Park, London, E15 2GW < ...

Lead Software Engineer, Space Missions

A dynamic space technology start-up is looking for a Software Team Lead to oversee the development of software solutions for innovative space missions. This role involves leading a team in developing a software suite, managing SDLC processes, and enhancing code quality. The ideal candidate will have over 5 years ...

Lead Software Engineer (Python) US

Electronic circuit boards are at the core of current and future inventions - space travel, medical robotics, autonomous transportation, augmented reality, bio-engineering. Yet today designing an electronic circuit board is an extremely manual, long and tedious process. At Circuit Mind we believe that this ...

Lead Audio Software Product Manager

Java Script Works is seeking an Engineering Product Manager based in Greater London, United Kingdom. The ideal candidate will have a strong background in audio software development and experience with C++, JUCE, JavaScript, and Python. This role demands successful technical leadership and product management expe ...

Principal Software Engineer – Data Distribution

Let’s be #BrilliantTogetherISS Stoxx is seeking a Principal Software Engineer to bring expert-level technical leadership to the development and deployment of our financial data distribution platform. We are in the process of a fully re-architecting our distribution ecosystem to a modern componentised set of solu ...

Software Engineer, Services Platforms & Tooling

Apple Inc. is seeking a Software Engineer for its Services Engineering team in London. The role offers competitive compensation and requires strong proficiency in programming languages like Java, Python, Swift, and C/C++. Candidates should be comfortable with engineering tooling and workflows, including version ...

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    Software Developer Pythonreact Jobs in London Job Search Guide, Trends and Insights