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Certain Advantage are recruiting on behalf of our Trading client for an Experience Designer to work in London (3 days per week onsite) on a contract basis initially until Dec 2026. We’re looking for Designers skilled across the end-to-end design lifecycle with a strong sense of ownership, who can come prepared by offering a strong portfolio demonstrating how you've shaped direction, influenced outcomes and solved complex challenges in high-context environments. This is a fantastic opportunity for a proactive Experience Designer who can confidently operate across the full design lifecycle. Partnering with stakeholders across the Trading business you’ll shape and deliver effective, user-centred solutions for internal systems and business-critical tools. You'll lead the experience design process across projects from discovery through to delivery, working independently or in collaboration with others. You'll engage with users and stakeholders to uncover needs, validate assumptions and shape direction. You'll translate insights into clear, testable concepts and work closely with developers to ensure high-quality delivery of your designs. What we need from you Demonstrable experience across user research, product, interface and service design, with deep expertise in at least one discipline and proven experience in complex enterprise or trading environments Fluent in design methods and tools such as Design Thinking, Figma, service blueprinting, journey mapping, ecosystem mapping, etc. A strong portfolio demonstrating how you've shaped direction, influenced outcomes and solved complex challenges in high-context environments Proficiency in Figma and FigJam, including design systems, components and interactive prototyping A solid grasp of usability and accessibility standards (e.g. WCAG, ISO 9241), and how to apply them in complex, data-dense UIs Skilled across the end-to-end design lifecycle, from framing problems and research through to execution and developer handoff in data-rich, multi-system contexts Does this sound like your next career move? Apply today! Working with Certain Advantage We go the extra mile to find the best people for the job. If you’re hunting for a role where you can make an impact and grow your career, we’ll work with you to find it. We work with businesses across the UK to find the best people in Finance, Marketing, IT and Engineering. If this job isn’t for you, head to (url removed) and register for job alerts and career guidance tips

Senior Mendix Developer Wealth & Asset Management (Outside IR35) Rate: Up to £450/day Contract: 2-month initial (likely extension to 6 months due to a large product backlog) IR35: Outside Location: UK-based (remote/Hybrid depending on client) Overview A wealth management client is seeking a Senior Mendix Developer with strong full-stack capabilities and direct experience working with securities, funds, or broader investment/asset management systems . Broader FS/Wealth Management experience is also fine. Youll be rebuilding an existing funds management and reconciliation system , currently in MS Access , and migrating/re-engineering it into a robust Mendix application as part of a fixed-term transformation project. Key Responsibilities Lead technical delivery of a Mendix-based funds management & reconciliation platform Translate the existing MS Access solution into scalable Mendix modules Work closely with SMEs from wealth/asset management Implement data flows, validation, reconciliation logic, and reporting Ensure best practices in Mendix architecture, security, and performance Contribute to ongoing backlog items (likely extension to 6+ months) Required Experience Senior-level Mendix developer (Advanced cert ideal) Proven full-stack Mendix development capabilities Experience working with securities, funds, asset/wealth management , or financial products Background in building transactional or reconciliation systems Ability to work autonomously in a fast-paced transformation project. Start dates will be early next year. Get in touch and one of our team will reach out as soon as possible. TPBN1_UKTJ

Senior Full-Stack Developer Location: London (Hybrid) Industry: FinTech Startup Employment Type: Full-time About the Company We are a fast-growing fintech startup building modern financial products that simplify how businesses and consumers manage money. Our team combines deep technical expertise with a product-first mindset to deliver scalable, secure, and user-friendly solutions in a highly regulated environment. We are looking for a Senior Full-Stack Developer to play a key role in designing, building, and scaling our core platform as we continue to grow. The Role As a Senior Full-Stack Developer, you will work across the entire technology stack to deliver high-quality applications and services. You’ll collaborate closely with product, design, and engineering teams to shape architecture decisions, improve developer experience, and deliver customer-facing features at pace. This is a hands-on role suited to someone who enjoys ownership, solving complex technical problems, and working in a fast-moving startup environment. Key Responsibilities Design, build, and maintain scalable web applications using TypeScript, React, Node.js, and MongoDB Develop clean, maintainable, and well-tested frontend and backend code Build and optimise RESTful APIs and micro services Collaborate with product managers and designers to deliver intuitive user experiences Improve application performance, reliability, and security Participate in architecture discussions and technical decision-making Mentor junior developers and contribute to engineering best practices Support CI/CD pipelines, testing strategies, and deployment processes Work closely with DevOps and infrastructure teams in cloud environments Required Skills & Experience 5+ years of commercial software development experience Strong expertise in TypeScript across frontend and backend applications Advanced experience with React and modern frontend tooling Strong backend development experience with Node.js Experience working with MongoDB in production environments Solid understanding of API design and distributed systems Experience with cloud platforms such as AWS, GCP, or Azure Familiarity with CI/CD pipelines and modern DevOps practices Strong understanding of software engineering principles, testing, and system design Experience working in agile product teams or startup environments Excellent communication and collaboration skills Nice to Have Experience within fintech, payments, banking, or regulated industries Knowledge of event-driven architectures and message queues Experience with Docker and Kubernetes Familiarity with GraphQL Exposure to security and compliance standards relevant to fintech Experience scaling systems in high-growth environments What We Offer Competitive salary and equity package Hybrid working environment in London Opportunity to shape the engineering culture and technical direction Work on meaningful products with real customer impact Fast-paced startup environment with significant growth opportunities Learning and development budget Pension scheme and additional benefits Interview Process Introductory call with Talent Technical interview and system design discussion Pair programming or coding assessment Final culture and leadership interview How to Apply Please send your CV, GitHub profile, and any relevant project links along with a short introduction outlining your experience and interest in the role

My client is an innovative, growing and successful manufacturer of flat roofing waterproofing solutions. They are looking for a Business Development Manager to cover North London and East Anglia. The role will involve selling to Surveyors, Consultants, Contractors and Local Authorities for refurbishment projects. The successful candidate will be a strong new business developer as well a good relationship builder, who has the ability to hunt out business and convert to order, ability to converse and negotiate at senior level with technical expertise within the building industry, is driven and hungry for success. Basic circa 50k to 55k basic plus a high OTE, car, pension, phone and laptop. JAB Group has been established over 30yrs and we specialise solely in recruiting sales professional at all levels exclusively within the Building Industry. Our clients are building product manufacturers, specialist distributors, merchants and contractors. Positions include - External Sales, Internal Sales, Field Sales, Specification Sales, Branch Managers, Assistant Branch Managers, Sales Management, National Sales Managers, Key Account Managers, National Account Executives, Sales Directors, Marketing, Export Sales Managers and more. For more information on JAB and our nationwide sales opportunities please visit our website

Senior Salesforce Engineer (Financial Services Cloud) London | £90,000 + benefits Overview We're seeking a Senior Salesforce Engineer to help deliver and evolve a strategic Salesforce Financial Services Cloud (FSC) platform. You'll play a key role in building, enhancing, and supporting solutions as the business transitions to in-house platform ownership. Working within an Agile team, you'll deliver scalable, secure, and high-quality Salesforce capabilities. Key Responsibilities Develop and enhance Salesforce solutions using declarative and programmatic approaches Build with Lightning Web Components (LWC), Flows, and integrations Configure and support FSC features (Person Accounts, households, Action Plans, etc.) Design and implement integrations using REST/SOAP APIs Collaborate with Product Owners, BAs, and Architects to translate requirements Support testing, releases, and CI/CD processes (Copado) Troubleshoot issues and contribute to continuous improvement Ensure compliance, security, and maintainability of solutions Skills & Experience Essential: Strong Salesforce development experience in delivery-focused roles Hands-on with LWC, SOQL/SOSL, and Flows FSC experience or complex Salesforce data models Knowledge of security models, sharing, and governor limits API integrations experience Agile team experience CI/CD tooling (ideally Copado) Salesforce Platform Developer I certification Preferred: Financial services or regulated environment experience OmniStudio (FlexCards, OmniScripts, Integration Procedures) Exposure to Data Cloud (Data 360) Marketing Cloud experience Post-implementation support (Day 2) FSC Accredited Professional certification

Salesforce Development Team Lead / Architect Location: London (Hybrid) Contract: Permanent Level: Senior / Lead Overview A large, regulated organisation is delivering a significant Salesforce transformation centred on Salesforce Financial Services Cloud. We are looking for a Salesforce Development Team Lead with strong architectural capability to lead day‑to‑day engineering delivery, set technical direction, and build a high‑performing in‑house Salesforce team. This role combines hands‑on development, technical leadership, and people leadership, sitting within a Salesforce Centre of Excellence and working closely with Product, Architecture and delivery partners. The Role You will act as the technical lead for the Salesforce development team, remaining close to the code while owning design quality, delivery standards and team capability. While you will influence platform architecture, your primary focus is ensuring developers are productive, solutions are well‑built, and releases are reliable and compliant. Key Responsibilities Lead and support a team of Salesforce developers through hands‑on technical leadership Set clear coding standards, design patterns and best practices across Apex, LWC and Flows Remain actively involved in build activity, including complex development and technical problem solving Own technical solution design for user stories and features, ensuring alignment with wider platform architecture Act as escalation point for technical challenges and production issues Conduct code reviews, provide mentoring and coach developers to raise overall team capability Drive adoption of CI/CD and release management practices (e.g. Copado) Work closely with Product Owners to shape backlogs, estimate work and manage technical risk Collaborate with enterprise architects to ensure solutions align with target‑state architecture and regulatory expectations Support the transition from external delivery partners to sustainable in‑house ownership Essential Experience & Skills Strong experience as a Salesforce Technical Lead or Team Lead Proven hands‑on Salesforce development expertise (Apex, LWC, SOQL/SOSL, Flows) Experience leading development teams, including code reviews, mentoring and technical decision‑making Solid understanding of Salesforce Financial Services Cloud and complex data models Experience delivering Salesforce solutions in regulated or enterprise environments Good understanding of Salesforce security, sharing models and performance considerations Practical experience with CI/CD and structured release management Ability to communicate technical concepts clearly to non‑technical stakeholders Salesforce Platform Developer I certification (or equivalent experience) Desirable Prior experience in financial services, wealth or asset management Exposure to OmniStudio and Industry Cloud tooling Familiarity with Salesforce Data Cloud or advanced data integration patterns Platform Developer II or Financial Services Cloud accreditation What Success Looks Like A confident, well‑supported Salesforce development team delivering high‑quality work Consistent, predictable releases with strong test coverage and controls Reduced dependency on external suppliers through effective knowledge transfer Clean, maintainable code and solutions that scale with business demand Strong collaboration between Engineering, Product and Architecture Working Model London‑based role with a hybrid working approach Opportunity to lead a core engineering team on a business‑critical Salesforce platform

Salesforce Technical Lead / Lead Developer London (Hybrid 2 days onsite) Permanent Competitive salary + package Im working with a global consultancy who are looking for an experienced Salesforce Technical Lead to join their team, delivering enterprise-scale Salesforce solutions across complex, multi-cloud environments. This is a hands-on leadership role ideal for someone who enjoys coding, shaping technical direction, and driving quality across delivery teams. What youll be doing: Providing technical leadership within Agile scrum teams delivering Salesforce solutions Designing and building scalable, secure Salesforce implementations Hands-on development using Apex, Lightning Web Components (LWC), and integrations Owning code quality, conducting reviews, and ensuring best practices are followed Supporting DevOps and release processes (Copado, CI/CD pipelines) Collaborating with stakeholders across product, architecture, and governance Identifying and managing technical risks while driving continuous improvement What theyre looking for: Proven experience as a Salesforce Technical Lead or Senior Developer Strong hands-on experience with: Apex Lightning Web Components (LWC) / Aura Salesforce integrations Experience working in enterprise Salesforce environments Good understanding of DevOps and CI/CD within Salesforce Strong communication skills, able to engage both technical and non-technical stakeholders Experience working in regulated environments (e.g. financial services) is a plus Certifications required: Salesforce Administrator Platform App Builder Platform Developer I Platform Developer II Why consider this role? Work on large-scale, complex Salesforce programmes Be part of a collaborative, high-performing engineering environment Hands-on role with real influence over technical direction Strong career progression and exposure to multi-cloud Salesforce ecosystems If youre a Salesforce Technical Lead who enjoys staying close to the code while leading delivery, please apply with your latest CV TPBN1_UKTJ

Full Stack 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 Frontend experience using TypeScript with Angular (React or structured 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))

Our client is in the Financial Sector and is looking to grow the team with a new Senior Developer. This role can be done remote with weekly meet ups in Central London on a Wednesday. The technology function is around 80 people total and you will work in an Agile team of 8. Client Details Our client is in the Financial Sector and is looking to grow the team with a new Senior Developer. This role can be done remote with weekly meet ups in Central London on a Wednesday. The technology function is around 80 people total and you will work in an Agile team of 8. Description Design, develop, and maintain software applications to meet project requirements. Collaborate with cross-functional teams to deliver technical solutions in a timely manner. Conduct code reviews to ensure high-quality standards are met. Analyse and resolve technical issues, providing effective solutions when required. Contribute to the improvement of development processes and methodologies. Stay updated with the latest trends and technologies in the professional services industry. Mentor junior developers and share best practices within the team. Ensure compliance with industry standards and company guidelines in all development tasks.Profile This role is a largely hands on coding but there will be an element of mentoring juniors, helping to review code, working with Business Analysts and Product Managers to understand business requirements Must haves: C# Azure SQL Angular Mentoring experience UK work experienceNice to haves: Certifications K8s Docker Azure Service Bus, Logic Apps, Functions AppsJob Offer Car allowance of 5k Private medical 25 days + BHS Option to buy 10 more holidays Matched pension Life assurance

In this developer role, you will: Provides senior-level system analysis, design, development, and implementation of applications and databases, including third-party product integration. Translates technical specifications into code for complex projects, writes programs, develops code, tests artifacts, and produces reports, ensuring automation support. Elevates code to development, test, and production environments on schedule, provides production support, and submits change control requests with documentation, including peer reviews. Understands software development methodology and architecture standards, trains and mentors less experienced staff, and resolves elevated issues. Participates in design, code, and test inspections throughout the lifecycle, explains technical considerations at meetings, and performs systems analysis activities. Understands client business functions and technology needs, with a broad knowledge of Vanguard's technologies, tools, and applications. Interfaces with cross-functional team members and communicates system issues at the appropriate technical level for each audience. Works with business-facing IT teams to deliver new solutions, reviews functional specifications, translates them into program specifications, liaises with end users for acceptance testing, and provides 3rd line support. Builds thought leadership and expertise in best-practice solution design and implementation. Manages time effectively across multiple projects with competing business demands and priorities. What it takes: Experience in Test Driven Development and strong knowledge of Java (17 or higher), Spring Boot, Spring MVC, RESTFul API implementation, GraphQL, and open-source frameworks Experience in software development using cloud technologies (AWS preferred) Knowledge of build/deployment/testing/logging/monitoring tools and frameworks like Maven, Cucumber, Bamboo, GitHub, Claude Code / Bedrock and Splunk. Understanding of investment management domain with strong analytical, problem solving and communication skills. Ability to work well with both business managers and operations team, and ability to perform well under pressure, and deliver to tight deadlines. Knowledge of agile software development process/practices and familiarly with JIRA, Confluence, and other tools. Desirable - Knowledge and experience in Python programming, regulatory / transaction reporting domain knowledge. Languages Python & Java.AWS technologies Lambda (Python 3.7 and above), S3 buckets Step functions SNS/SQS GraphQL IAM Roles CloudWatch/CloudTrail CloudFormation AppSync Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Apparel Product Developer Menswear & Womenswear.

Join our client's team as a Product Developer! Our client is seeking a talented and motivated Product Developer to join their dynamic team in West London. What You will Do: As a Product Developer, you will play a crucial role in bringing a wide range of products to market, including electronic

Are you an experienced Senior Product Developer with a strong background in sportswear, activewear, athleisure, menswear and womenswear apparel development? We are hiring two Senior Product Developers to join a growing product and sourcing team working on globally recognised brands including Reebok.

Brand Product Developer (Packaging, POS & Merchandise). This is a product development role sitting within a procurement-led function, which in practice means you get the commercial structure and supplier relationships of a well-resourced team, with the creative and tactile focus of a genuine product

We are looking for an in-house Technical Product Developer to play a key role within our Wholesale Product Team. Responsible for defining the block & signing off the fit of every product from proto sample through to pre-production sample. This position is responsible for the development and garment

Oversee product development projects from initial concept through to commercial launch, liaising with manufacturing partners throughout sampling and production stages. Review production Certificates of Analysis to verify ingredient integrity and finished product quality. Inspect retained production

The role: Due to continued growth, they are seeking a new Product Developer to work alongside their creative Product Development team across a number of well-respected brands and categories. As a Product Developer you will be at the forefront of bringing the latest innovations to the companys custom

Lyle & Scott is seeking a Technical Product Developer to join their Wholesale Product Team in Greater London. This role involves sourcing and developing the Jersey range, including Midlayers, T-shirts, and Polo Shirts, from concept to production. The ideal candidate will have at least 2-3 years of e

The role requires a proactive Product Developer with more than 5 years' experience in a similar role. A Senior Product Developer/ Garment Technologist with 5 or more year's experience in a similar role. Lead the end-to-end product development lifecycle from concept to launch.

Experience in food manufacturing or product development, ideally within premixes, nutritional products, food supplements, or sports nutrition, with experience managing the NPD process end‑to‑end being advantageous. Design formulations across premixes, nutritional products (human or pet) and dair

As a Product Developer within our Upholstery team, you will be responsible for bringing commercially viable, design‑led furniture to life—from initial concept through to production. Working closely with Design, Product Development, and Sourcing, you will ensure all products are developed to meet

Leather Assistant Developer, supporting the Senior Product Development Manager and stepping into leadership responsibilities when required, while ensuring PLM. Burberry is looking for a skilled Product Developer Leather to join the team in London. In this position you will deliver the end-to-end pro

We’re looking for a product developerto lead the technical garment process behind House of CB’s collections, ensuring our product is as beautifully constructed as it is designed. Sitting within our Product Development team, you’ll own the garment tech process from sample through to bulk produc

Job Title: Lead, Application Developer, IT Product, Finance. Drive the adoption of new technologies, tools, and processes to improve team productivity and system performance. We are seeking a motivated and detail-oriented Application Developer to join our dynamic IT team at Allied World.

This is a rare opportunity for a lingerie designer to join a leading, innovative, private label business, reporting into the creative director.Looking to secure a lingerie specialist, you will have the required technical skill set in this area coupled with a directional yet commercial and versatile

UX/UI teams, prototyping, and development of new digital products; game mechanics design, development using engines such as Unity or Unreal Engine, product testing, and iteration based on user feedback. Whether your academic background has prepared you to write code, build new products, or expand ma

In this role, you will develop product ranges from concept to production while managing critical paths and collaborating closely with Design, Merchandising, Technical, Production, and Compliance teams. A leading recruitment agency in the United Kingdom is seeking a Junior Product Developer to join t

Adecco is seeking a talented Product Developer to join their team in West London. The successful candidate will be responsible for bringing a range of products to market, collaborating with global factories to ensure quality and innovation. Key responsibilities include product design, using tools li

Experience working with developer teams and productionising AI or other data‑intensive applications. A product‑driven focus and track record of shaping business strategy and roadmaps for technical products. As a product manager, you will focus on the end‑to‑end user experience, share ownersh

If you enjoy working on developer-facing products, solving technical challenges, and turning feedback into product improvements, this is a high-impact role where your work will be seen and utilised on a global scale. Technical Product Manager – Developer Tools / need manual testing and web exp. A

A leading beauty and wellness firm in Greater London is looking for an experienced Product Developer. With at least 5 years in beauty or skincare, you will innovate and launch new products for key retailers.

Y2K Vintage, a fast-growing vintage retail company in Greater London, is seeking a Product Developer for Accessories & Clothing. In this hands-on role, you will lead the development of small-scale product categories, managing the entire production process from concept to launch. Join our innovative

A leading online fashion retailer seeks a skilled professional for knitwear product development.

Zest is seeking a Product Developer to join their innovative NPD team based in Greater London. This role involves managing the end-to-end product development process, from concept creation through to successful launch.

Reporting to the pending Product Director, the Senior Product Developer is responsible for leading the end‑to‑end development of innovative skincare products, from concept through commercialisation. Our product portfolio includes over 140 makeup, skincare, and body products, all proudly certifie

A leading design and build firm in England seeks a Product Developer to bring innovative ideas to life in promotional and branded merchandise. You will collaborate with creative teams and brand partners, navigate project management challenges, and ensure product quality throughout the development pr

As a Data Product Developer, you’ll play a crucial role in shaping our data-driven solutions. We are seeking a Data Product Developer. This position can be considered “Full Stack”, combining Data Science analysis with engineering solutions for final product delivery to our clients.

Amazon is seeking an Associate Product Developer to join their Worldwide Grocery Stores Private Brands team. The ideal candidate has experience in product management, culinary product development, and grocery retail, with a strong focus on quality and customer satisfaction. In this role, you will ma

Assist and support the Product Development Manager through the whole lifecycle of the product, from Design Brief to Showroom Sample. Take responsibility of UPS shipments for Pre-Production samples and transfer of stock on Prima Order Management. Manage the wearer tests on products to ensure they per

Your responsibilities will include shaping the company's product presence and leading projects dedicated to developer tools. Applicants should possess a technical background, strong product intuition, and significant experience in designing developer tools. In this role, you will define the product

A new opportunity has arisen for a product developer specialised in sportswear to join this sports retailer on a temporary basis, with potential of permanent contract.

A well-known menswear brand in the United Kingdom is seeking a Junior Product Developer / Junior Buyer to enhance their Product team. This role involves developing and managing seasonal product ranges, sourcing suppliers, and collaborating with Design and QA.