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C# / .NET Core / MVC / ASP.NET Developer – Contractor \n Location: Office Based, Manchester, M32 0FP \n Hours: Full Time – 6 Month Contract \n Salary: £45,000 per annum pro rata \n Crystal Ball is a Multi-Award-Winning vehicle tracking and lone worker service provider based in modern offices in Old Trafford. All solutions are developed by our talented in-house software development team. We are a successful financially sound business and are looking to grow the business in a high growth market. Our growing customer base extends across all business verticals serving small, medium and enterprise businesses as well as local government, throughout the entire UK. \n The Crystal Ball system comprises of mobile phone / tablet client software (all major platforms) as well as scalable server-side architecture (C# / .NET Core / MVC / ASP.Net / SQL Server) and is developed and maintained entirely in-house and we are looking to grow this development team further. \n An employment opportunity has arisen for an experienced ASP.Net / MVC / .NET Core Developer to focus primarily on projects relating to our Web Application interfaces using SQL Server 2016 as back-end. \n To apply for this post, you will need to have considerable experience in .Net web application development using Microsoft Framework 4 and above and have a good understanding of application design and be proficient in the use of .NE Core, MVC and ASP.NET using C# and JavaScript. \n We are looking for a competent Software Engineer with a proven track record of designing and delivering complex software solutions both front and back-end with a good working knowledge of SDLC. \n You will need to have more than 5 years commercial programming experience to be considered for this position and will be expected to produce end to end solutions (full stack experience). \n In this role, you will be responsible for designing and creating an asset management system functional area within our existing vehicle tracking application that will manage asset data, associated files via content / document management and interface with 3rd Party Rest-based API’s such as DVLA. \n Required Skills (Technical): \n\n • C# / ASP.Net / MVC / .NET Core (Microsoft .Net)\n, • Bootstrap/ CSS / WC3\n, • JavaScript Frameworks – e.g. JQuery\n, • SQL Server\n, • Web Services (soap / Rest)\n, • Git Source Control\n, • Previous experience of constructing / integrating document management systems\n, • Proven track record of designing / constructing non-SPA user interfaces\n

Java Developer (Enterprise Web & Business Systems) Remote | £50,000 + 12% Bonus + £5,000 Car / Car Allowance My client is seeking a Software Developer to join their growing Digital team, working on enterprise‑grade web and business applications that support core internal operations and customer‑facing systems. This role is part of a wider digital transformation programme, modernising long‑standing platforms while continuing to deliver new web and mobile solutions across the business. What you’ll need Commercial experience as Developer (typically 2+ years) using Java, ideally Jakarta EE. Experience working on enterprise or business‑critical applications Good understanding of SQL and relational databases Experience building or supporting web applications backed by Java services Ideally Frontend experience using TypeScript with Angular (React or JavaScript also considered)Strongly preferred Experience with Jakarta EE / Java EE technologies (e.g. JAX‑RS, JPA, CDI, EJB) Experience working with application servers such as WildFly, Payara, WebLogic, WebSphere or TomEE Experience working in Linux‑based environmentsNice to have Mobile development experience (Ionic, Flutter, Cordova) Exposure to containers or modern deployment platforms (Docker / Podman / Kubernetes)The role You’ll work across the full development lifecycle — from understanding business requirements through to design, development, deployment, and ongoing support — collaborating closely with other Developers, Product Owners, UX, and QA teams. This is a role for someone who enjoys working on long‑lived, business‑focused systems, maintaining high standards of code quality and reliability. Package £50,000 basic salary 12% annual bonus £5,000 car allowance or company car Fully remote working Private healthcare and life assuranceThis Java Developer vacancy is being handled by Langham Recruitment Ltd, acting as an employment agency (reg (phone number removed))

Following significant investment and rapid growth, they're expanding their engineering team with a Mobile Application Engineer who wants to build products from the ground up rather than simply deliver features from a backlog. This is a highly product-focused role where you'll work directly with cust

JPMorganChase seeks a Senior Lead Software Engineer in the Data Platforms team to drive secure, scalable, and trusted technology solutions across multiple applications and services.

Building developer platforms, internal SDKs, or framework‑shaped surfaces.

Partner closely with Product Management, SRE, Security, and application engineering teams to ensure alignment with developer needs and organizational priorities. Background in Developer Experience (DevEx), Platform Engineering, or Build/Release Engineering. Senior Vice President, Senior Software Eng

At the company, we are a global group of passionate designers and developers who believe in transparency, failing fast, quick iteration, and experimentation. A real human will read your resume, cover letter, and answers to the application questions so please take a minute and tell us more about you!

Prior background working with autonomous driving systems or mobile robotics.

Zoiko Broadband in London is seeking a Senior Software Engineer to lead development of the next-generation broadband platform using modern technologies and agile methodologies.The role sits within a dynamic engineering team and offers the opportunity to shape high-impact software solutions for the c

Drive significant business impact through your capabilities and contributions, and apply deep technical expertise and problem-solving methodologies to tackle a diverse array of challenges that span multiple technologies and applications. Drives decisions that influence the product design, applicatio

Drive significant business impact through your capabilities and contributions, and apply deep technical expertise and problem-solving methodologies to tackle a diverse array of challenges that span multiple technologies and applications. Drives decisions that influence the product design, applicatio

Morgan is seeking a Senior Lead Software Engineer within the Data Platforms team of the Chief Data & Analytics Office.You will drive development of trusted market-leading technology products in a secure, scalable environment, applying deep technical expertise across full-stack development and AI-ena

At Ledgy, we’re on a mission to make Europe a powerhouse of entrepreneurship by building a modern, tech-driven equity management and financial reporting platform for private and public companies.In 2026, we aim to be the leading provider for European IPOs and reporting for share-based payments.We

Take ownership of technical decisions, influencing product design and application functionality. Hands‑on expertise in system design, application development, testing, and operational stability.

Morgan seeks a Lead Software Engineer to join the Commercial and Investment Bank - Post Trade Technology Group in London.You will be a core technical contributor, delivering trusted market-leading technology while ensuring security, stability, and scalability across multiple domains.The role emphasi

Experience building or leading development of AI-enabled systems, intelligent workflows, or agentic applications in production or near-production environments.

The team develops robust Java-based applications and data solutions that power critical business operations across Fitch Ratings. We collaborate closely with stakeholders including Ratings, Business, and Operation teams to deliver scalable data infrastructure, APIs, and services with a focus on reli

Hands-on experience with AI components, with a strong understanding and opinion of their application in modern technology stacks. Advanced understanding of agile methodologies such as CI/CD, application resiliency, and security. Demonstrated proficiency in software applications and technical process

You'll join a small, fast-moving team shipping tools that developers will actually use.

AI doesn't run in one place anymore.It runs in the browser tab, the desktop app, the agent your engineers kicked off, and the copilot embedded in the tools you already pay for.Harmonic Security governs all of it.Our AI Governance and Control (AIGC) platform sits on the device, inside the interaction

Identifies opportunities to eliminate or automate remediation of recurring issues to improve overall operational stability of software applications and systems. Hands-on practical experience delivering system design, application development, testing, and operational stability. Advanced understanding

The Equities Derivatives Front Office Flow Technology Team is developing the best in class pricing, quoting and market view application for use by our internal trading and sales, enabling them to respond to clients' requests for quotes as well as automate their end to end workflow. Build C#/WPF and

Take ownership of technical decisions, influencing product design and application functionality. Hands-on expertise in system design, application development, testing, and operational stability.

Builds and develops a small, high-impact core SRE team (and/or virtual SRE community of practice) that scales reliability improvements across many application flows. Builds strong partnerships with application development teams, platform/infrastructure partners, and governance functions.

We are seeking experienced Software Engineers to work on projects across the following tech stacks:.This is an open-ended contract opportunity, structured around project-based work with no set schedules or minimum time or task commitments.Contributors who work with us decide which available projects

You will work across backend and frontend with ML pipelines and AI features, collaborating with UX, Product, Sales and data teams to continuously improve Ads products and developer experiences.

Morgan is seeking a Senior Lead Software Engineer within the Commercial & Investment Bank's eTrading team in London.You will guide agile teams, drive secure production code, and influence product design and operational excellence at scale.Required: 10+ years in software engineering, expertise in C/C

CloudDevs is seeking experienced Software Engineers to join a flexible, project-based work environment where you can choose the projects you work on.This role involves advancing AI research by creating tests to verify the correctness of feature implementations.You will work remotely from the UK, col

Winton Capital US LLC is seeking a Senior Software Engineer to design, build, and evolve resilient, cloud-distributed systems.You will work across the full engineering lifecycle, gathering requirements directly from the business and owning solutions end-to-end.The role emphasizes practical delivery,

JPMorganChase is seeking a Senior Lead Software Engineer in London within the Data Platforms team of the Chief Data & Analytics Office.You will push the envelope to build, deliver, and secure market-leading technology products in a scalable cloud environment.You will guide teams across meta-modeling

TravelPerk) is the intelligent platform for travel and spend management.Built to tackle the time-consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more.By eliminating this shadow work that wastes hours, e

As a member of our team, you will manage complex technical problems, build new features, and improve existing products across various platforms, including mobile devices and web applications. Experience building large-scale infrastructure applications or similar experience. Meta is committed to prov

Software Engineer (AI) Jobs UK 2026 - Visa Sponsorship Available.Software Engineer, AI - UK Visa Sponsorship.Anthropic is seeking an experienced.Software Engineer (AI Reliability Engineering).AI infrastructure supporting its advanced language models, including Claude.This is an exciting opportunity

Identifies opportunities to eliminate or automate remediation of recurring issues to improve overall operational stability of software applications and systems. Hands-on practical experience delivering system design, application development, testing, and operational stability. Advanced understanding

Lead Software Engineer to join the AI and Machine Learning Data Platforms team.You will be a core technical contributor, shaping design, delivering secure, scalable software, and advancing trusted technology products in an agile environment.Mentor junior engineers, drive AI-assisted engineering prac

JPMorganChase is seeking a Lead Software Engineer within the AI and Machine Learning Data Platforms team in the United Kingdom.You will be a core technical contributor, delivering trusted market-leading technology products in a secure, scalable manner.You will lead architectural discussions, mentor

You'll join a small, fast‑moving team shipping tools that developers will actually use. By submitting your application, you acknowledge that Chainguard will process your personal data in accordance with Chainguard's Global Candidate Privacy Notice.

We are seeking a highly capable Senior Software Engineer to help design, build and evolve resilient, event-driven, cloud-distributed systems.This role is ideal for an engineer who combines deep technical expertise, strong computer science fundamentals, and commercial awareness - someone who not only

Drive AI adoption by combining rigorous scientific evaluation with the operational maturity to champion high-value applications and confidently push back on unsuitable AI use cases. Experience developing AI / ML applications, including fine-tuning models or creating prototypes. So let us know in you

Tenth Revolution Group is seeking a Principal Software / Product Engineer to take a senior hands-on role across product architecture, software delivery, AI-enabled product development and engineering execution.This is not a traditional management role; you will mentor senior engineers, shape complex

Advanced knowledge of software applications and technical processes with considerable in-depth knowledge in one or more technical disciplines (e. Drive significant business impact through your capabilities and contributions, and apply deep technical expertise and problem-solving methodologies to tac

Identifies opportunities to eliminate or automate remediation of recurring issues to improve overall operational stability of software applications and systems. Hands‑on practical experience delivering system design, application development, testing, and operational stability. Advanced understandi

Proficiency in integrating IAM solutions with applications built using frameworks such as Java, Python, Node. If you need assistance and/or a reasonable accommodation in the application or recruiting process due to a disability, please contact us at accommodations@scale. Any information we collect i

Develop and operate our inference platform, serving fleets of cutting‑edge machine learning models to scientific applications.

Seasoned with operating, supporting and the security of mission-critical software applications.

Design and build scalable backend services, application programming interfaces, data pipelines, inference pipelines, and platform capabilities that support real‑time and batch AI workloads at enterprise scale. Implement advanced large language model applications using retrieval‑augmented generat

So if you have some of those listed below and are eager to learn more we do want to hear from you!A strong product mindset and passion for user experience, you prioritise work with the customers in mind and make data-driven decisions to fix customer pain-pointsGreat communication skills and the abil

Hands-on experience building backend platforms, developer tools, or infrastructure products. Through our merger with Voltage Park, a neocloud and AI Factory, Lightning AI combines developer-first software with cost-efficient, large-scale compute. The Training & Experimentation team at Lightning AI b