302 jobs found in Croydon

LOCATION: Bromley (on-site with some flexibility) RATE: £350 per day TIMEFRAME: Approx. 6–7 days ESTIMATED TOTAL: £2,100–£2,450 (depending on final scope) CLOSING DATE: We are reviewing applications on a rolling basis and applications will be reviewed as they are received Greener and Cleaner is a grassroots, community-led charity based in Bromley. Founded in 2019 by local residents, we support people and organisations to take practical action on climate change and sustainable living at home, at work and in their communities. We have grown from a volunteer-led initiative into a thriving community charity, with thousands of engaged members and volunteers. We are a collaborative organisation, working closely with our team, volunteers and wider community to create inclusive, non-judgemental spaces that encourage learning, participation and behaviour change. We are looking for a consultant to support us in reviewing and strengthening our data...

World Wide Technology (WWT) is a global technology integrator and supply chain solutions provider. Through our culture of innovation, we inspire, build, and deliver business results, from idea to outcome. World Wide Technology (WWT) is looking for an experienced Datacenter Network Engineer with strong experience in designing, implementing, and supporting scalable datacenter networks using Cisco and Arista technologies. The ideal candidate will require hands-on expertise in Layer 2/3 protocols (VLANs, STP, VXLAN, BGP, OSPF, EVPN) and working in multi-vendor environments. This is a contract Role & Inside IR35 Datacenter Network Engineer Contract Duration :  6 months! Location:   Bromley, UK (Hybrid with 2 days on-site per week) Experience as a Network Engineer in datacenter environments. Design and implement robust and scalable datacenter network architectures using Cisco and Arista solutions. Configure Layer 2/3 networking...

LOCATION: Bromley (on-site with some flexibility) RATE: £350 per day TIMEFRAME: Approx. 6–7 days ESTIMATED TOTAL: £2,100–£2,450 (depending on final scope) CLOSING DATE: We are reviewing applications on a rolling basis and applications will be reviewed as they are received Greener and Cleaner is a grassroots, community-led charity based in Bromley. Founded in 2019 by local residents, we support people and organisations to take practical action on climate change and sustainable living at home, at work and in their communities. We have grown from a volunteer-led initiative into a thriving community charity, with thousands of engaged members and volunteers. We are a collaborative organisation, working closely with our team, volunteers and wider community to create inclusive, non-judgemental spaces that encourage learning, participation and behaviour change. We are looking for a consultant to support us in reviewing and...

ABOUT US: Here at Sphere (www.onsphere.com) we operate in the dynamic world of energy commodities trading, where information and speed are crucial for success. However, data in these markets is often fragmented and opaque, leaving participants with incomplete and poor-quality information…. Here at Sphere, we aim to bring order to this chaos by leveraging our innovative voice and AI technologies, as well as our patented Liquidity Lake, which consolidates all actionable liquidity onto one screen. Enhanced by AI insights and quantitative analytics, our platform is designed to support even the most skilled traders; See more. Win more. THE OPPORTUNITY: Pick up and own, the transformation of a typescript library running within Electron Produce recommendations for improvements to the interaction of the typescript library with the server backend and separately with the UI Refactor the library to drastically reduce the daily maintenance...

Ideal start date Friday 19th June 8 week discovery moving straight into delivery phase. Client is a High street Retailer client looking at defining and then building a software product called "Menu Management" Looking at deep experience in discovery stage for complex software products Facilitating discovery activities with a cross functional product team (Design / Product / Tech / UX) Excellent client and stakeholder management skills £day rate (Outside IR35)  Immediate Interviews 2 days / week in person working (London)   

Mindrift is looking for skilled Bot Developers (WhatsApp Business API, Telegram Bot API, Discord API) to join the Tendem project (https://tendem.ai/) and build conversational bots and messaging-platform integrations within our hybrid AI + human environment. In this role, as an AI Pilot - that's how we refer to this position at Mindrift - you'll collaborate with Tendem Agents that handle repetitive tasks, while you provide bot engineering expertise, conversational design judgment, and quality control to ensure bots are reliable, useful, and ready for real users. This part-time remote opportunity is ideal for professionals with hands-on experience building messaging bots, working with platform APIs and webhooks, and implementing conversational logic. What We Do The Mindrift platform connects specialists with AI projects from major tech innovators. Our mission is to unlock the potential of Generative AI by tapping into real-world expertise from across the globe....

Contract Technical Product Owner, 12 months, Leeds or London We help organisations navigate the future of technology, combining human expertise, emerging tech and AI to deliver better outcomes, faster. Since 2014, we've worked side-by-side with clients to solve complex challenges, build high-performing teams, and create lasting capability. About you: You care deeply about producing high-quality work that delivers real value You're comfortable navigating ambiguity and solving complex problems collaboratively You bring strong expertise in your craft, alongside a willingness to keep learning You communicate clearly and build trust quickly with clients and teammates You're pragmatic, adaptable and outcome-focused You value low-ego collaboration and enjoy working as part of multidisciplinary teams What you'll bring to the table: Proven experience working within Agile development environments Strong analytical and problem-solving capabilities, with a...

We are currently looking for an experience Principal Engineer to join us on a contract basis. This is a hybrid position and will require 3 days per week on client site in Central London. Role responsibilities: Define and drive technical strategy, architecture, and engineering standards across the Personalisation domain Design and deliver scalable systems supporting personalisation, search, recommendations, and ML-powered features Partner closely with Product, Data Science, and Design to deliver customer-centric solutions Lead and influence technical decision-making across multiple teams and platforms Mentor and support senior engineers, helping to raise the overall engineering capability Improve engineering quality, reliability, and productivity through best practices, tooling, and platform enhancemen Who you are: An experienced technical leader with a strong background in Java/Python and large-scale production systems Strong experience working with Machine...

About Huawei Research and Development UK Limited Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We have 207,000 employees and operate in over 170 countries and regions, serving more than three billion people around the world. Our vision and mission is to bring digital to every person, home and organization for a fully connected, intelligent world. To this end, we will drive ubiquitous connectivity and promote equal access to networks; bring cloud and artificial intelligence to all four corners of the earth to provide superior computing power where you need it, when you need it; build digital platforms to help all industries and organizations become more agile, efficient, and dynamic; redefine user experience with AI, making it more personalized for people in all aspects of their life, whether they’re at home, in the office, or on the go. This spirit of innovation has led...

Are you a Geospatial Data Scientist looking to grow your expertise and make a difference on projects across the world? You will join us as a Geospatial Data Scientist - a key member of our Geospatial Science and Digital Twins team, responsible for applying advanced analytical techniques to derive insights from its big data. We are proud of the different clients, countries and types of project that we get the opportunity to experience. We have particular expertise in large scale masterplanning projects and enjoy a mix of scales and projects type and aim to ensure our team members experience a broad range of projects during their careers. This is a permanent opportunity however we are open to candidates who wish to work on a contract basis (inside IR35). Key Duties Responsible for undertaking research and development into geospatial services and application of new technologies, development of automated solutions, including developing 3D virtual cities and digital...

Senior Java Developer London – (Contractors Outside IR35) In London WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. Our clients include the world’s leading investment banks, investment managers, fintech and capital market service providers. With a global reach with offices in London, New York, Barcelona, Manila and Montreal, we have a proven track record of delivering powerful, elegant and intuitive trading technology solutions. We are now looking for Java Developer services on an exciting project! THE SERVICES REQUIRED: A JVM lover who really enjoys working with the latest technologies and design patterns Eager to solve complex technical challenges, especially in...

Role description Workday Integration / Reporting Architect (Part-Time) Location: London / Leeds (Hybrid) Type: Contract Inside IR35 / Fixed Term Start: 1st July Working Hours: UK: 3:00 PM – 7:00 PM BST US overlap: 10:00 AM – 1:00 PM or 2:00 PM ET We are seeking a Workday Integration or Reporting Architect with a strong consultative and delivery-focused mindset. This role goes beyond development, requiring someone who can drive requirements, manage delivery cadence, and lead integration outcomes across Workday implementations. Key Responsibilities: Act as a consultative lead for Workday integrations and/or reporting solutions Drive requirements gathering, solution design, and stakeholder alignment Plan and manage meeting cadences, milestones, and delivery timelines Coordinate integration design and mapping across multiple interfaces Track and manage risks, issues, and dependencies, ensuring timely resolution Support...

Role Overview We are looking for a Senior Delphi Developer with deep expertise in Delphi 10.4 or later , strong understanding of software development life cycle (SDLC) , and hands-on experience in Oracle PL/SQL and RDBMS . The ideal candidate will be responsible for designing, developing, and maintaining enterprise-grade business applications, while also contributing to build automation and deployment processes using tools such as TeamCity and Octopus . This role requires excellent debugging skills, experience in developing custom controls, and collaboration with cross-functional teams to deliver robust and scalable software solutions. Experience: 10–14 years Key Responsibilities Design, develop, and maintain business applications using Delphi 10.4 or newer versions . Participate in the full Software Development Life Cycle (SDLC) — from requirements gathering to deployment and support. Configure and maintain automated build and deployment pipelines using...

Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial instruments and systems. Bonus...

What you will be doing Take ownership of elements of the IDAM Transformation program design and documentation, including HLD’s, LLD’s and Diagrams in both logical and UML/Sequence format Manage aspects of IDAM transformation engagement in multiple Architectural and Technical forums from a technical and engineering perspective for the relevant part of IDAM transformation being designed and approved You will be responsible for detailed designs for all relevant parts of the transformational programme of work for IDAM You will need to understand the technology, solutions and business outcomes of the strategy and be able to convey these to stakeholders up to C level. Be responsible for the successful delivery of relevant parts of IDAM transformation that you are architecting The role requires effective communication across the workstreams and management of their inter-dependencies including oversight of any risks and issues arising. Risk and Issue Management - proactively...

Job Information Date Opened 04/06/2026 Job Type Contract Industry Government & Public Sector Work Experience 5+ years Salary 450 - 475 Inside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect At Scrumconnect, we are a people-first digital consultancy that partners with government and private sector organisations to design, build, and deliver user-centred digital services. We bring together multidisciplinary teams of consultants, designers, engineers, researchers, and data specialists to solve complex challenges and create meaningful outcomes for millions of users. We are passionate about delivering high-quality digital solutions that improve public services, drive innovation, and create lasting impact. Our culture is built on collaboration, continuous learning, inclusivity, and excellence. About the Role Scrumconnect is seeking an...

Next15 is a group of specialist businesses powered by data and technology, delivering measurable solutions for clients and lasting value for shareholders. We employ over 3000 people across 15 countries. Within our family of 12 consultancies, data and marketing services businesses, we focus on solving our clients' most complex growth challenges. Role overview We are looking for a freelance Data, AI and Operational Strategy lead to join our team in London. This is a short-term contract role to begin with, with the potential to evolve into permanent depending on the ongoing delivery requirements. Reporting into the Chief of Staff and working directly with the Senior Leadership team within Next 15 Group, this role plays a critical role in the execution of our strategy – Data powered growth fit for an AI future. Sitting at the intersection of data, technology, and people, this role blends hands-on data strategies with close collaboration across teams and brand stakeholders....

Required Core Skills: Bachelor's degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education. 10+ years of overall IT experience with a minimum of 5 years of hands-on experience in Microsoft Dynamics 365 FO/FSCM/AX. At least 4-5 End-to-End implementation experience D365 FO/FSCM/AX including integrations with externals applications. Ability/Experience in designing large Technology landscapes including multiple system integrations preferably with D365 FO/FSCM/AX Technical development and troubleshooting skills in areas like SSRS, Workflows, deployments, alerts & email, data management, role permissions etc., in D365 FO/FSCM/AX Understanding of On-Prem and Azure deployments in D365 FO/FSCM/AX Good understanding of integration protocols to be followed in large system integrations Understanding of Lifecycle Services and Azure DevOps Experience in other...

Job details Posted 14 May 2026 Salary Competitive LocationLondon Job type Fixed Term Full-Time DisciplineTapi Central Roles Reference003142 Senior Full Stack Engineer (Developer) London Bridge /Hybrid (1–2 days per week in the office) 6 month contract We’re looking for a Senior Full Stack Engineer to help build and evolve the digital platforms that power customer journeys, e-commerce and operational systems across Tapi. This is a hands-on engineering role within a growing product and technology team, focused on delivering scalable, high-performing applications that make a measurable impact on both customer experience and commercial performance. You’ll work across end-to-end delivery, from understanding user and business problems through to designing, building and improving scalable solutions using React, C# .NET and Microsoft Azure. We’re looking for someone who takes real pride in the products they...

This role is delivered within secure environments. Candidates must be eligible for UK SC clearance and hold UK citizenship. Join the Mission At ByDesign Secure, we believe that world‑class security shouldn't be an afterthought— it should be the foundation. We are an independent, outputs‑based consultancy dedicated to solving the most complex data assurance challenges in the UK public sector. Currently, we are working on a landmark transformation of a cross‑government secure IT system. This is an exciting opportunity to contribute to the design and consumption of a private cloud environment from the ground up and help modernise the end‑user services that support national decision‑making. We don’t believe in “billing by the hour” or rigid hierarchies; we are a lean, expert team focused on delivering high‑impact outcomes. If you are a self‑starter who thrives on autonomy and wants to see your analysis, insights, and business decisions shape the future of sovereign...