476 to 500 of 761 Permanent Senior Developer Jobs

Sr. Frontend Developer- React

Location
Greater London, England, United Kingdom
Solytics Partners is a Global Analytics firm, recognized with multiple industry awards for innovation and excellence. Our team comprises experts with deep domain knowledge in risk, analytics, AI/ML, AML/FCC, and fraud. ...

Senior Finance Systems Developer

Location
Greater London, England, United Kingdom
assets under management, Carta is transforming how private capital operates. Recognized by Fortune, Forbes, Fast Company, Inc. and Great Places to Work. The Senior Finance Systems Administrator role will report to and work closely with the Finance Systems Senior Manager as well as partner with stakeholders across … legal infrastructure that founders, fund managers, and legal teams depend on. We believe the problems we solve today unlock the opportunities of tomorrow. The Senior Finance Systems Developer role will proactively support the AI-driven development, implementation, and maintenance of Carta’s enterprise finance systems with a primary ...

Senior/Lead AI Developer

Hiring Organisation
RWS
Location
Greater London, United Kingdom
Employment Type
Full Time
inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Senior/Lead AI Developer Job LocationsUK-Greater London-London (Obviously) | UK-Norfolk-NorwichPosted Date2 weeks ago(28/10/… ID2026-6953# of Openings1CategoryIT/Software DevelopmentBanding5 Job Purpose We have a new opportunity for a Senior/Lead AI Developer at Obviously Group Limited, a subsidiary of RWS Holdings. Obviously provides brand protection and intellectual property management, and AI runs through every part of our product suite ...

Senior Full-Stack Developer — React, .NET, Azure

Location
United Kingdom
seeking a Senior Fullstack Developer in the United Kingdom to design, build and deploy production-grade web applications. You will work across front-end and back-end layers, implementing features in React and .NET, integrating APIs, and embedding Power BI reports within a robust Azure-based environment. ...

Senior AI Software Developer

Hiring Organisation
WorldQuant
Location
London, England, United Kingdom
will work closely with engineers, quantitative researchers, and platform teams to build AI-first products that solve meaningful real-world investment problems. As a Senior AI Software Developer, you will shape technical architecture, establish engineering standards for agentic systems, and mentor others in applying modern AI-assisted development … grade systems.Hands-on experience building or deploying LLM-powered applications, AI agents, multi-agent workflows, tool-using systems, retrieval-augmented generation, or AI-enabled developer platforms.Ability to translate ambiguous business, research, or engineering workflows into robust, measurable, AI-first solutions.Experience building production-grade systems using AI-assisted development methods.Strong ...

Senior KDB+ Developer for Front-Office Fixed Income Trading

Location
Greater London, England, United Kingdom
Harvey Nash Group is seeking a Senior KDB+ Developer for a Fixed Income algorithmic trading team in London. You will design, build and optimize KDB+/q applications working closely with traders to deliver low-latency pricing, trading and risk solutions. You will contribute to monitoring, analytics ...

Senior PHP Developer | Laravel, Plugins & API Lead

Location
Greater London, England, United Kingdom
Developers Hub Limited in Greater London is seeking a Senior PHP Developer to lead back-end development on client projects, design database schemas and APIs, review code and mentor junior developers, and build plugin and theme customizations. You will work on improving performance and security of existing applications ...

Senior PHP Developer — Own Projects in a Close-Knit Team

Location
Manchester, England, United Kingdom
Northwind Digital is seeking a Senior PHP Developer to join a small, friendly team. You will have real ownership of your work and time to do it properly. We welcome applications from people with non-traditional backgrounds and encourage initiative, collaboration, and tidy documentation. In this role ...

Senior Dynamics 365 Developer

Location
Greater London, England, United Kingdom
Microsoft Dynamics 365 expertise. The Role Join our team to develop and implement cutting‐edge Dynamics 365 solutions for enterprise clients. As a Senior Dynamics 365 Developer, you will lead the design, development, and deployment of complex business solutions built on the Microsoft Dynamics 365 platform. You will ...

Senior AI Software Developer

Location
Greater London, England, United Kingdom
will work closely with engineers, quantitative researchers, and platform teams to build AI-first products that solve meaningful real-world investment problems. As a Senior AI Software Developer, you will shape technical architecture, establish engineering standards for agentic systems, and mentor others in applying modern AI-assisted development … grade systems. Hands-on experience building or deployingLLM-powered applications, AI agents, multi-agent workflows, tool-using systems, retrieval-augmented generation, or AI-enabled developer platforms. Ability to translate ambiguous business, research, or engineering workflows into robust, measurable,AI-first solutions. Strong understanding of system design, software architecture, testing ...

Senior .NET & AI Solutions Developer

Location
City Of London, England, United Kingdom
Barings' Investment & Enterprise Technology team seeks an experienced Senior .NET Developer with 7+ years of experience to build, enhance, and support enterprise applications in London. You will develop with C#, ASP.NET Core, and SQL, create insightful Power BI dashboards, support SaaS platforms, and contribute to AI-driven solutions. ...

Senior Frontend Developer (AI Writing Platform)

Location
Greater London, England, United Kingdom
just another ChatGPT wrapper —it would be an agentic, structured AI built specifically for high-level strategic writing. We're seeking an experienced, senior front-end developer to join our startup building the future of writing with AI. You'll be the front-end lead working closely with … other full stack developer, turning UX wireframes into polished, production-ready interfaces aimed at desktop users. What you’ll build: Sophisticated chat interfaces for LLM interactions with proper state management Complex modal systems and multi-step user flows Real-time feedback mechanisms for AI model outputs Intuitive prompt engineering ...

Senior Developer

Location
Greater London, England, United Kingdom
software development, QA and release to production. Ensuring continued smooth operation of the company’s online platform. Interacting with various stakeholders as needed – including senior managers, sales team, end users and technology partners. Analyzing technology and infrastructure choices faced by the business and making recommendations, based on in-depth … with team interpersonal issues, team motivation, communication, etc.). Requirements Previous experience of managing front‐to‐back software development lifecycles. Proven ability to manage senior stakeholders across all areas of the business. An ongoing commitment to providing a market‐leading service for internal stakeholders and for our international community. ...

Senior Java Developer

Hiring Organisation
Luxoft
Location
London, UK
Employment Type
Full-time
Nice to have Nice-to-Have Capital Markets/FX products knowledge and cloud exposure (AWS or similar) OtherLanguages English: B2 Upper Intermediate Seniority Senior London, United Kingdom of Great Britain and Northern Ireland Req. VR-125823 Java BCM Industry 29/10/2026 Req. ...

Senior Full Stack Developer - AI-Powered Innovations

Location
Leeds, England, United Kingdom
Opportunity. Position: Senior Full Stack Developer - AI-Powered Innovations. We're an AI-first company driving the future of technology. In a fast-evolving world, you'll code pioneering features that don't yet exist, harnessing AI to deliver transformative solutions. What You'll Do Develop and maintain … build intelligent, user-focused features. Embrace a rapidly changing environment, solving novel challenges with creative, out-of-the-box thinking. What We Need Senior-level full stack development experience (show us your projects). Expertise in our tech stack with openness to adopt new technologies. Deep knowledge of modern ...

Senior Java Developer

Location
Greater London, England, United Kingdom
Build scalable enterprise applications for leading UK clients in finance and healthcare. Responsibilities Design and develop high-performance Java/Spring Boot services Collaborate with cross-functional agile teams and client stakeholders Mentor junior developers ...

Senior Java Developer

Location
Greater London, England, United Kingdom
Project description We are DXC Luxoft Financial Services - an award-winning provider of technology solutions dedicated to the Financial Services sector.We are building a new high-impact engineering squad in Bucharest to deliver a critical ...

Senior Software Developer

Location
Belfast, Northern Ireland, United Kingdom
Role Overview Enea are looking for experienced software engineers to immediately join our experienced team. Successful candidates will be enthusiastic about software development and technology and keen to learn about leading edge technologies. If you ...

Senior Python Developer

Location
City of Edinburgh, Scotland, United Kingdom
Role profile Build the platforms that help shape how AI-assisted applications are evaluated across our organisation. We're looking for a Lead Software Engineer to design and develop scalable software solutions that enable the ...

Senior Developer, Data Integration

Hiring Organisation
DaVita Inc
Location
Denver, Colorado, United States
Employment Type
Any
Salary
USD 149,000 Annual
year. Any applicant who is interested in this position may apply to the following individual and reference JOB CODE: SK1126 DaVita Inc. Jaime Stephens Senior People Services Manager 5200 Virginia Way Brentwood ...

Senior Backend Developer

Location
Greater London, England, United Kingdom
challenging and exciting environment for career development, with a focus on training, growth and fostering an inclusive culture. We are now looking for a Senior Backend Software Developer to join our Apps Experience team on a 12 month fixed contract. You could be building the products that showcase … throughout the Open Source community. Many of our developers regularly attend and present at conferences. Please visit our Guardian Developers site and the Guardian Developer blog for more information about working in the Digital Development team. About you As a full stack engineer, you’ll be equally willing ...

Senior Power BI Developer — Remote UK

Location
United Kingdom
ParentPay Group is seeking a Senior BI Developer to design, develop and deliver high-quality BI solutions for informed decision-making. You will own complex data and reporting from requirements through delivery, using Power BI and advanced SQL. Stakeholder engagement is essential for translating needs into scalable, reliable ...

Senior Back End Node.js Developer | Hybrid London + Remote

Location
Greater London, England, United Kingdom
Senior Backend Node.js Developer at Cabiri, you will play a crucial role in designing, developing, and maintaining our software solutions. You will work collaboratively with cross‐functional teams, utilizing your expertise in back‐end technologies to create scalable and high‐performance applications. The successful candidate will be passionate ...

Senior Microsoft Power Platform and AI Developer

Location
Greater London, England, United Kingdom
mainly remote but require flexibility to travel to client sites, and our offices based in London, Sheffield, and Bristol. About the role As a Senior Microsoft Power Platform and AI Developer, you will work with users, product teams, engineers, architects, securityand operational colleagues to turn complex needs into ...

Senior Android Developer

Location
Greater London, England, United Kingdom
Wahaca, Levi Roots Caribbean Smokehouse, Burrito Mama and a bunch more in dev :) We are really excited to see the use skyrocket. As a Senior Android Developer your main responsibilities will be: Take responsibility in designing, implementing and maintaining high quality applications. Work with an established team ...