1 to 25 of 35 Senior Developer Jobs in the City of London

Senior Intapp Developer A fantastic opportunity has arisen for a Senior Intapp Developer to join a London based global law firm on a permanent basis. Senior Intapp Developer Summary: Under the direct supervision of the Senior Manager, Enterprise Applications, the Senior Intapp … Developer acts as the IT owner of several applications and platforms owned by the firm's New Business Intake and Conflicts. These include Intapp Conflicts, Intake, Walls, Terms, and related systems and tools. Senior Intapp Developer Key Responsibilities: * IT owner of all applications and systems supporting ...

Senior Python Developer Duration: 14 Months Location: London, UK (3 days in office) Active SC Clearance required Inside IR35 - Umbrella only About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance … cutting-edge Azure Databricks platform for economic data. This platform is critical for our Monetary Analysis, Forecasting, and Modelling activities. The Senior Developer will be responsible for both front-end and back-end development, with a focus on Python, including the challenging but rewarding task of reverse engineering ...

Senior SharePoint Developer Our prestigious US law firm client is seeking a highly skilled Senior SharePoint Developer with extensive experience migrating SharePoint 2016 on-premise solutions to modern SharePoint platforms. This permanent role, based in their stunning City offices, combines hands-on custom development, system maintenance … Hybrid working – 4 days in the office/1 day remote Free lunch every Wednesday £100 monthly employee contribution towards lunch or other expenses Senior SharePoint Developer Key Responsibilities: Design, develop, and support custom solutions across SharePoint Subscription Edition (SE) and SharePoint Online Lead migration of SharePoint ...

Senior Python Developer Duration: 14 Months Location: London, UK (3 days in office) Active SC Clearance required Inside IR35 - Umbrella only About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance ...

Senior Java Developer Investment Banking Fixed income Pricing and Risk This is a new and exclusive opportunity for a Senior Java Developer to join this Investment Banking business as they expand their Fixed income Pricing and Risk front office team Role details Title: Senior Java … Developer Business area: Front office Fixed income Pricing and Risk Permanent role £(Apply online only)k Location: London City Liverpool street station, home working hybrid 50/50% Technical stack: Java This is a senior Java developer to run Front office Fixed income Pricing and Risk java ...

Senior SharePoint Developer & Administrator Location: London Employment Type: Permanent I am working with a leading international professional services firm that is seeking a talented Senior SharePoint Developer & Administrator to join its London technology team. This is an excellent opportunity to take ownership of modernising and enhancing … legacy SharePoint 2016 solutions. Modern, userfriendly SharePoint Online intranet with meaningful customisations. Strong governance, clear documentation and scalable operational processes. If you’re a Senior SharePoint specialist looking to lead impactful modernisation work within a global, forward-thinking firm, I’d love to connect for a confidential conversation. ...

Senior Java Developer Location: London (Hybrid - 3 days in office) Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert (SME) in low latency trading systems. This is a hands-on development role ...

Senior Full Stack JavaScript Developer Salary: £80,000 - £85,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold … eligible for Security Clearance (SC). We are on the lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you’re passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make ...

Senior Ruby Developer - Leading Health Tech - Hybrid Salary: Paying £75,000 - £105,000 + Equity Industry: Health Tech (Tech for Good) Location: Hybrid, 2 days a week in Central London Office Tech Stack: Ruby on Rails, TypeScript, AWS 👩🏻 💻 The Company 🚀 We're excited to have partnered with … Desired Skills ⚙️ Ruby on Rails TypeScript React or Vue.js AWS They are willing to move quickly with this role, please apply now if interested. Senior Ruby Developer - Leading Health Tech - Hybrid ...

Senior Android Developer Location: London, UK Compensation: £70,000 – £80,000 Are you ready to build Android apps that make a real difference? Join an innovative tech company creating cutting-edge solutions for highly regulated industries like Finance and Healthcare where security, performance, and user experience truly matter. … Senior Android Developer, you’ll take full ownership of enterprise-level Android applications, driving exceptional user experiences and ensuring our products meet the highest standards of quality. This is your chance to work on impactful projects that masses rely on. What You’ll Do Lead the development ...

Senior Azure Integration Developer London | Hybrid | £ 65k – 95k + bonus + excellent benefits We are hiring a Senior Azure Integration Developer to join a Business Applications team within a leading financial services environment. This is a hands-on engineering role focused on designing, building and maintaining ...

Senior React Engineer - £700 - £800 p/day – On-site (Central London) Overview We are hiring a Senior React Engineer to join a high-performance technology team within a leading financial services organisation operating in the oil and energy derivatives space. The business runs a cutting-edge electronic ...

Senior DotNet Backend Developer – WealthTech SaaS Platform – London, UK – 6 Month Contract (Outside IR35) A global wealth management technology provider is seeking multiple DotNet Backend Developers to contribute to its core enterprise SaaS platform used by private banks and wealth management firms. We’re looking for developers ...

leading global commodities trading firm is seeking a Senior .NET Developer to join its high-performing Data Platform team. This role sits within a business-critical engineering function responsible for building and maintaining high-throughput, low-latency data systems that underpin trading, analytics, and operational decision-making across … collaborative Scrum-based team with a strong engineering culture, contributing not just code but ideas, architectural thinking, and platform evolution. Role Overview As a Senior .NET Developer within the Data Platform team, you will play a key role in the design, development, and optimisation of highly critical systems ...

Senior Python Developer – Market Risk (Front Office/FRTB) We are seeking a Senior Python Developer to join our Front Office technology team supporting Market Risk and regulatory initiatives, including FRTB (Fundamental Review of the Trading Book). The role involves designing and delivering high-performance ...

Senior Software Developers specialising in trading systems required for an excellent client based in London. The successful Software Developer will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around a C#/.NET/ ...

Senior Front End Developer - Angular - Permanent - Hybrid London 2 days a week - £100 - 120k base Join a high-growth fintech firm as a Senior Frontend Developer , building the interfaces that power complex financial decisions. You will spend 80% of your time hands ...

Senior Front End Engineer – React/Next.js £140,000–£200,000 Base + Serious equity Rare chance to join a very early stage AI platform that has just raised an unusually large Series A of close to $100 Million from tier one fintech and technology investors. The company ...

latency, high-frequency trading platform . You will use cutting-edge Java programming techniques so experience in this area is essential . As a Senior Developer, youll not only code but also take on key design responsibilities, shaping impactful projects. You'll mentor junior members of the team ...

Senior Frontend Engineer (Contract)/React/TypeScript/Outside IR35/6 months/Immediate Start Evantis Technology is supporting a product engineering team seeking to hire a Senior Frontend Engineer to help evolve and improve a consumer-facing digital platform. The product currently operates within ...

Senior/Lead Developer (Backend C#) Location: London – Hybrid 2 days a week on site Salary: £85,000–£95,000 +10% bonus You’ll join a core product or platform squad, owning backend services that operate at serious scale and shaping the way the engineering function delivers. What ...

hiring a Senior Unity Developer Join Offroad Games, a fresh, London-based game studio founded by ex-Space Apes in 2025. We’re running two live games, Chrome Valley Customs and Fastlane and tackle exciting technical challenges with a ship fast, improve constantly mindset. You’ll work closely … with the team, contributing directly to features and systems that players experience every day. This is a hands-on senior role with real ownership, working alongside our experienced team on live features, gameplay systems, and technical improvements that directly impact players. We value collaboration, clear thinking, and developers ...

Design Team | Front End Developer | React | Astro | Websites | London London | £140,000 + Benefits I’m hiring a Front-End Developer for a highly respected developer tools company whose software is used inside mission-critical, data-heavy applications. This is a hands-on frontend role embedded within … Creating prototypes to help designers test and validate new ideas Translating Figma designs into clean, production-ready frontend code What they’re looking for Senior-level experience as a Front-End Developer Strong JavaScript and/or TypeScript , with excellent HTML and CSS fundamentals Experience integrating REST APIs ...

goals. The 3 G’s of RE: “Get Shit Done.” “Get Over Shit.” “Give a Shit.” We are seeking an experienced and opinionated Java Developer to join our high-performing engineering team, working on l ow latency , high-throughput systems in the payments processing domain. This hybrid role ...

Senior Python Quantitative Developer sought by a specialist and multi-award-winning Systematic Hedge Fund in a brand-new Core team designing and implementing a greenfield centralised Python/SQL/Linux/Docker platform for Backtesting, Pricing, Risk and Performance to be used across all Funds … tenure. The firm totals around 150 staff, all of whom are office-based three or more days per week. This is a more technical Senior QD role which will involve collaborating with Quantitative Researchers and Portfolio Managers to architect, design and implement scalable solutions, addressing complex business needs. Primarily ...