333,485+ Java Developer Java Developer Lead Jobs in UK — Top Companies Hiring July 2026

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Low Latency C++ Developer

Salary: £200-450k TCSystematic hedge fund with a focus on developing high quality financial strategies across a variety of asset classes and markets, utilising a proprietary research platform focused on exploring market inefficiencies.Exciting opportunity for an experienced C++ De ...

Axiom Business Analyst / Developer

OverviewWe are seeking an experienced AxiomSL Business Analyst or Axiom Developer to support international regulatory reporting change, with a strong focus on APAC requirements. The role sits within the International Controllers change team and contributes to both regulatory delivery and the strategic Axi ...

Senior Software QA Developer

Role Overview At Oxford Instruments Andor, we are devoted to accelerating the greatest scientific advancements of our age. It matters to us that the products we develop make a real difference to our customers and contribute significantly to their research. We want to deliver differentiated, acces ...

ServiceNow Developer – SC Cleared

ServiceNow Developer (SC Cleared) - Telecoms Client Contract: 6 Months Initial Contract Location: UK (Hybrid/Remote) IR35: Inside IR35 Clearance: Active SC Clearance Required Our client, a leading UK Telecoms organisation, is hiring ...

Servicenow Developer SC Cleared

ServiceNow Developer (SC Cleared) | 6 Month Contract | London, Manchester or Ipswich ServiceNow Developer required for an initial 6‑month contract with a leading consultancy delivering transformation programmes. Location London, Manchester or Ipswich (Hybrid)Contract: 6 mon ...

Kotlin Developer (SC Cleared)

Kotlin Developer (SC Cleared) Outside IR35 We are seeking experienced Kotlin Developers to join a high-profile national digital programme, building secure, scalable, and user-focused Android applications that support a major government digital transformation initiative. This is an o ...

Senior SAS Developer (SDTM)

Company DescriptionPSI is a leading Contract Research Organization with more than 25 years in the industry, offering a perfect balance between stability and innovation to both clients and employees. We focus on delivering quality and on-time services across a variety of therapeutic indications.<br ...

Ruby on Rails Developer

Christopher Ali are recruiting for a mid-level RoR Developer to join am innovative and established digital development agency based in London. They have clients in both the public and private sector and a are looking for someone with 3 + years experience to work on a number of projects. Tech ...

SQL Server Database Developer

Salary: £56,000 - 83,000 per year Requirements Strong experience as a SQL Server Database Developer in a production environment (typically 5 years) Excellent T‑SQL skills including performance tuning and optimisation Solid understanding of relational data ...

SQL Server Database Developer

Salary: £56,000 - 83,000 per year Requirements Strong experience as a SQL Server Database Developer in a production environment (typically 5 years) Excellent T‑SQL skills including performance tuning and optimisation Solid understanding of relational data ...

Mulesoft Developer Newcastle Liverpool

Salary: £43,000 - 83,000 per year Requirements Proven commercial experience designing and implementing enterprise integration solutions using MuleSoft Strong understanding of API-led connectivity and integration architecture principles Experience working ...

Remote Senior Python Developer

Job Overview We are seeking a skilled Python Developer with experience in the trading domain and FIX protocol to join our dynamic team. The ideal candidate will have a strong background in software development, a deep understanding of trading systems, and expertise in the Financial Information Ex ...

Power Market Analytics Developer

What will you be doing?Your work will combine software development, market analysis and product thinking.Developing EnactYou will play an active role in shaping the future direction of Enact, our short-term power markets analytics and visualisation platform. T ...

Senior Back End Developer

Overview Senior Back-End Developer | Join an exciting SaaS Innovator We’ve partnered with an award-winning SaaS company that’s transforming their industry through tech — and they’re growing fast. They’re on the hunt for experienced Senior Back-End Developers who are excited to make a real ...

WPF Developer (XAML) Permanent

What do you need?XAML CodingWPFC#Entity Framework CoreLINQSSIS/SSRSMicrosoft SQL database skills (table design, views, stored procedures, TSQL)Working with JSONWorking with Visual ...

Senior Software Developer C#

Job DescriptionSenior Software Developer – Life Sciences C# / ASP.Net MVC Our client is essentially looking for an experienced full stack developer who has a bias towards the front end / web technologies rather than the database tier. Working within a team of developers and ...

Associate Commercial BI Developer

At 1st Central, everything starts with our people.As one of the UK’s leading motor and home insurers, we use smart technology, data and great service to make insurance fast, fair and simple for over 1.4 million customers.We’re proud to create an environment where people feel supported, tr ...

Murex MRB Senior Developer

Company DescriptionTalan – Positive InnovationTalan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and a turnover of €850M, we are committed to delivering impactful, ...

Lotus Notes/Domino Developer

11695CM£50k – 70k per yearLotus Notes/ Domino DeveloperLondon (Hybrid) | Up to £70k per annum) | Permanent Our client are seeking a Lotus Notes Developer to develop and maintain Lotus Notes/Domino applications, including workflow solutions and system integrations. The rol ...

Full Stack Web Developer

Purpose of the Role A PHP, HTML5 and CSS guru, preferably with experience of WordPress and Magento content management systems (though not essential). You’ll be well used to taking UX designs and building them in to HTML5 web pages, incorporating them in to content management systems – and ...

Senior AI Solutions Developer

Senior AI Solutions DeveloperTHE POSITIONThe Senior AI Solutions Developer is a hands‑on technical specialist responsible for designing, building and deploying enterprise AI solutions across the CRM (Cardio‑Renal‑Metabolic) Franchise, with successful solutions designed for potential use ...

EP Application Developer 131

Location: London Job Type: Contract Industry: Cloud & Platform Job reference: BBBH442095_1782229285 Posted: about 7 hours ago Application Tester (Quality Engineer - Hybrid Cloud)London (Preferred), Leicester or Manchester - Hybrid12-month Assignment 5 Years UK Resi ...

Quality Developer Casual Contract

Set the bar for greatness...The FA is excited to be searching for a pool of Casual Quality Developers to join our FA Learning division. The Quality Developers play a vital role in upholding the integrity, consistency and developmental culture of the FA's workforce. They ensure that delivery ...

Murex MRB Senior Developer

ArrayQualificationsMinimum of 5 year of experience working as a Developer.Strong expertise in MRB within the Murex platform is requiredBasic understanding of VaR (Value at Risk) calculations in MurexFull installation of the MRB moduleFamiliarity with MRB ...

Oracle APEX Software Developer

The world is undergoing the biggest energy transformation in history. Our team builds powerful desktop, web, and cloud applications that help customers navigate this shift — from accelerating decarbonisation to improving operational resilience.As our new Oracle APEX Developer, you won’t just wri ...

Project Manager Commercial Developer

Job DescriptionWe are looking for Project managers to join our dynamic, innovative and client-focused team. You will work on some of the most exciting projects in the world, involving large hotel conversions, superb residential projects, and high profile mixed use projects. You will work with leadin ...

.NET Full Stack Developer

Job Description : Should have good knowledge in C Sharp , .Net , .NET Core , Microsoft SQL Server, Azure Should have 6+ Years of Experience ...

SC Cleared C# Developer

Salary: £? - ? per year Requirements We are seeking an experienced C# developer with current SC Clearance. We require familiarity with data modelling concepts. We require proven experience with tools that support development and version control, such as G ...

Software Developer Security Cleared

We are currently recruiting for an experienced Software Developer to work a 12-month contract for our client initially two days per week on-site in Exeter (dropping to one day per week after induction). Consumer Digital enables the public to access data through various channels such as the website a ...

Senior Backend Python Developer

Leeds based – hybrid working – 3 days onsite Responsibilities Build and maintain backend services and APIs in line with existing architectural patterns and standards. Implement business logic, data access layers, and integrations with internal and external systems. ...

Merchandise Planning Solutions Developer

BOARD Deutschland GmbH seeks a Solution Developer in Greater London to build retail planning applications that support merchandising and inventory decisions. This role requires 2–4+ years of experience in retail planning or solution development and familiarity with merchandising processes. You will collaborate c ...

Senior Power Platform Developer

Job IntroductionAn exciting opportunity has arisen for a Senior Power Platform Developer within a busy and successful IT team. The role sits within IT Development, working with business stakeholders and IT teams to deliver enterprise-scale automation and application solutions across the Microsoft P ...

Senior Power Platform Developer

Where the job is based: Hybrid (home-based, working with KervDigital office/customer site visits as required) UK HQ, Seven House, 18 High Street, Longbridge, B31 2UQ Location United Kingdom Job Type Full Time Required Skills Expertise in developin ...

DTS Business Systems Developer

DTS Business Systems Developer Application Deadline: 2 July 2026 Department: Digital & Technology Services Employment Type: Permanent - Full Time Location: Sheffield Head Office Reporting To: Andy Reay Compensation ...

Staff Software Developer (.Net)

Staff Software Engineer At a Glance Staff-level technical leadership role within a high-performing Belfast engineering team Core stack: .NET / C# | large-scale, high-availability distributed systems Hybrid working with flexibility; Belfast-commutable required < ...

Full Stack Software Developer

Build Innovative Solutions that make a long lasting impact! Are you a passionate Software Developer looking to make a meaningful impact? Join a forward-thinking tech team delivering cutting-edge solutions that support its users on a global scale. You’ll work within a collaborative Agile t ...

Senior Frontend Developer (3D)

## Senior Frontend Developer (3D)Applylocations: London, GBR: Toronto, ON, CANtime type: Full timeposted on: Posted 30+ Days Agojob requisition id: 26WD97294**Job Requisition ID #**26WD97294**Position Overview**As a **Senior Frontend Developer (3D)**, you will work at the intersection of technical engi ...

Senior Power Platform Developer

This role involves creating and maintaining digital solutions using Microsoft Power Platform tools such as Power Apps, Power Automate, and Dynamics 365 Customer Engagement (CE). The successful candidate will contribute to process optimisation by supporting the development of tailored business applications. ...

Senior SAS Developer (SDTM)

Company DescriptionPSI is a leading Contract Research Organization with more than 25 years in the industry, offering a perfect balance between stability and innovation to both clients and employees. We focus on delivering quality and on-time services across a variety of therapeutic indications.<br ...

Contract C#/ASP.NET Developer

WA Consultants is currently recruiting for C#/ASP.NET Developer for an initial 6-month contract.We are looking for an enthusiastic individual who thrives in projects with strict timelines. Skills wise our client is looking for an developer with the following:Essential: * C#, A ...

Senior Developer, Development Services

Putting people first, every day BDO is a firm built on a foundation of positive relationships with our people and our clients. Each day, our professionals provide exceptional service, helping clients with advice and insight they can trust. In turn, we offer an award-winning environment that ...

Senior Android Developer (Drive)

Join Proton and build a better internet where privacy is the defaultProton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, P ...

Senior Amazon Connect Developer

Job DescriptionMiratech is looking for an experienced Senior Amazon Connect Engineer to design, develop, and maintain enterprise integrations for Amazon Connect and AWS-based contact center solutions. The role involves building scalable APIs, designing DynamoDB data models, developing Python-based L ...

Full Stack Software Developer

Full Stack Software Engineer, £50-85k, 3 days per week in London - Ground-breaking Fitness tech!About UsMAGIC AI is an elegant in-home health coach that utilises computer vision, connected weights, and 3D cameras to provide personalised training sessions led by world-renowned athletes. ...

Senior Software Developer (27604)

Please note, candidates are required to secure Developed Vetting (DV) clearance for this role. This requires you to be a British citizen and have resided in the UK for at least 10 years. This company is seeking experienced software developers to join their multi-disciplinary team developing integrated ...

.NET Developer (AI Projects)

We’re a digital insurance provider with ambitious plans to become The Best and Biggest in the UK market. Over the past few years, we've made significant investments in our data and tech capabilities, particularly within our CIO function. Our CIO team is at the forefront of driving innovation and ensuri ...

Ruby on Rails Developer

This is an excellent opportunity for a Mid-to-Senior Ruby on Rails Engineer to join a start-up in a role where you will play a major part in future developments. This company is a Series A startup, breaking down barriers and making the world more accessible for everyone. Originally founded within t ...

Senior AWS Connect Developer

Location: Edinburgh (Preferred) — Hybrid (2 to 3 days) Duration: 6-12 months The Role Translate business requirements into technical AWS Connect contact centre solutions Design complex IVR workflows, dynamic routing, skill-based queues, and agent hi ...

Senior Amazon Connect Developer

Job Description Miratech is looking for an experienced Senior Amazon Connect Engineer to design, develop, and maintain enterprise integrations for Amazon Connect and AWS-based contact center solutions. The role involves building scalable APIs, designing DynamoDB data models, developing Python-bas ...

Full Stack/Backend Developer

We are an online sports betting affiliate, focusing on football, horse racing, greyhounds, American sports and more. The company operates a number of websites, along with associated social media accounts and mobile apps. The business employs approximately 25 permanent staff and also hires freelancers and c ...

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