{"id":3643,"date":"2020-11-10T00:00:00","date_gmt":"2020-11-10T00:00:00","guid":{"rendered":"http:\/\/the-codest.localhost\/blog\/the-biggest-challenges-with-custom-software-development\/"},"modified":"2024-06-19T08:42:03","modified_gmt":"2024-06-19T08:42:03","slug":"les-plus-grands-defis-du-developpement-de-logiciels-personnalises","status":"publish","type":"post","link":"https:\/\/thecodest.co\/fr\/blog\/the-biggest-challenges-with-custom-software-development\/","title":{"rendered":"Les plus grands d\u00e9fis du d\u00e9veloppement de logiciels personnalis\u00e9s"},"content":{"rendered":"<p><strong>Dans le secteur des technologies, on constate r\u00e9guli\u00e8rement que 50-70% des <em>*custom <a href=\"https:\/\/thecodest.co\/fr\/blog\/8-key-questions-to-ask-your-software-development-outsourcing-partner\/\">d\u00e9veloppement de logiciels<\/a> projets<\/strong> l'\u00e9chec final. Ce probl\u00e8me s\u00e9culaire est un cauchemar pour de nombreuses personnes. <a href=\"https:\/\/thecodest.co\/fr\/blog\/guide-to-enterprise-software-development\/\">CTOs<\/a> et les responsables techniques. D'autre part, le fait d'\u00eatre pr\u00e9venu \u00e0 l'avance vous permet de vous pr\u00e9parer et de pr\u00e9parer votre personnel. <a href=\"https:\/\/thecodest.co\/fr\/dictionary\/how-to-lead-software-development-team\/\">\u00e9quipe<\/a> et de minimiser le risque d'\u00e9chec. C'est un d\u00e9fi que doit relever toute \u00e9quipe de d\u00e9veloppeurs, <a href=\"https:\/\/thecodest.co\/fr\/dictionary\/how-to-make-product\/\">produit<\/a> et vous - en tant que chef de file - devez vous rencontrer.<\/em>*<\/p>\n<p>Je ne doute pas que <strong><a href=\"https:\/\/thecodest.co\/fr\/blog\/custom-software-development-with-the-codest\/\">logiciel personnalis\u00e9<\/a> projets<\/strong> sont exigeants et il faut soigner les moindres d\u00e9tails pour r\u00e9ussir. Pour \u00eatre honn\u00eate, apr\u00e8s avoir consult\u00e9 les statistiques sur ce sujet, je suis stup\u00e9fait par l'ampleur du probl\u00e8me. J'ai personnellement pris conscience de l'importance de cette question lorsque j'ai lu les r\u00e9cits d'entreprises dont la coop\u00e9ration avec des partenaires technologiques s'est sold\u00e9e par un \u00e9chec ou dont l'\u00e9quipe a perdu un <a href=\"https:\/\/thecodest.co\/fr\/dictionary\/why-do-projects-fail\/\">projet<\/a> en raison d'un d\u00e9passement important du budget ou des d\u00e9lais.<\/p>\n<p>J'ai commenc\u00e9 \u00e0 me demander pourquoi il en \u00e9tait ainsi. J'ai plusieurs ann\u00e9es d'exp\u00e9rience en <a href=\"https:\/\/thecodest.co\/\"><strong>projets de d\u00e9veloppement de logiciels personnalis\u00e9s<\/strong><\/a><strong>J'\u00e9tais donc particuli\u00e8rement int\u00e9ress\u00e9e par ce sujet.<\/strong> <strong>J'ai d\u00e9cid\u00e9, sur la base de ma propre exp\u00e9rience, d'identifier toutes les menaces les plus importantes li\u00e9es \u00e0 l'utilisation de l'Internet. <em>*d\u00e9veloppement de logiciels personnalis\u00e9s<\/strong>que je vais maintenant partager avec vous.<\/em>*<\/p>\n<h2><strong>Ma liste personnelle des plus grands d\u00e9fis li\u00e9s au d\u00e9veloppement de logiciels personnalis\u00e9s<\/strong><\/h2>\n<ol>\n<li>\n<p><strong>Barri\u00e8re linguistique.<\/strong> C'est l'un des probl\u00e8mes les plus courants lorsque l'on cherche un partenaire technique. Cependant, je ne doute pas que ce probl\u00e8me puisse \u00eatre facilement r\u00e9solu. En effet, il vous suffit de choisir un <strong><a href=\"https:\/\/thecodest.co\/fr\/blog\/what-to-look-for-in-a-custom-software-development-company\/\">partenaire de d\u00e9veloppement de logiciels<\/a><\/strong> qui peut garantir une communication sans probl\u00e8me. <em>La ma\u00eetrise de l'anglais est obligatoire.<\/em> Il s'agit d'une langue internationale sans laquelle il est impossible de communiquer correctement. Imaginez que vous souhaitiez parler \u00e0 un <a href=\"https:\/\/thecodest.co\/fr\/blog\/hire-vue-js-developers\/\">d\u00e9veloppeur<\/a> \u00e0 propos d'un probl\u00e8me ou d'un bogue. S'il s'av\u00e8re que la seule personne capable de parler anglais est un chef de projet qui n'est pas un technicien, il y a un probl\u00e8me. Vous devez savoir que la communication avec les d\u00e9veloppeurs - pour \u00eatre efficace - doit \u00eatre tr\u00e8s pr\u00e9cise, ce qui n\u00e9cessite la connaissance de la langue anglaise. Rappelez-vous cette r\u00e8gle simple.<\/p>\n<\/li>\n<li>\n<p><strong>Mauvaise communication.<\/strong> Les aspects li\u00e9s \u00e0 la communication sont quelque peu li\u00e9s \u00e0 la barri\u00e8re linguistique. Outre la langue, vous devez \u00eatre convaincu que votre coop\u00e9ration quotidienne est bien organis\u00e9e. \u00c0 mon avis, cet aspect est souvent n\u00e9glig\u00e9. La comp\u00e9tence du <a href=\"https:\/\/thecodest.co\/fr\/blog\/tech-staff-augmentation-services-for-scaleups-enterprises-how-it-can-power-up-your-business-to-meet-your-business-needs\/\">\u00e9quipe de d\u00e9veloppement<\/a> peut \u00eatre une partie essentielle de leur travail, mais la communication avec un client l'est tout autant. <em>En outre - et je le sais par exp\u00e9rience - si le processus de communication mutuelle est correctement g\u00e9r\u00e9, l'ensemble du projet se d\u00e9roulera de mani\u00e8re beaucoup plus efficace et vous \u00e9viterez des probl\u00e8mes inutiles, tels que des retards.<\/em><\/p>\n<\/li>\n<li>\n<p><strong>Rompre les d\u00e9lais.<\/strong> Il s'agit d'une situation tr\u00e8s courante, que vous avez peut-\u00eatre v\u00e9cue vous-m\u00eame. Il est tr\u00e8s difficile d'estimer les d\u00e9lais pour <a href=\"https:\/\/thecodest.co\/fr\/blog\/how-to-handle-software-development-projects-effectively\/\">projets de d\u00e9veloppement de logiciels<\/a>. Souvent, les hypoth\u00e8ses de d\u00e9part sont compl\u00e8tement erron\u00e9es. L'incapacit\u00e9 \u00e0 respecter les d\u00e9lais peut \u00eatre influenc\u00e9e par de nombreux facteurs, dont ceux que je d\u00e9cris dans cet article. <strong>Je pense que la bonne m\u00e9thode pour <a href=\"https:\/\/thecodest.co\/fr\/blog\/saas-in-2026-strategy-steps-and-checklist-for-high-adoption\/\">gestion de projet<\/a> joue un r\u00f4le important. Recommandations ? Certainement Scrum.<\/strong><\/p>\n<\/li>\n<li>\n<p><strong>Connaissances insuffisantes.<\/strong> Les projets de d\u00e9veloppement de logiciels requi\u00e8rent g\u00e9n\u00e9ralement une large connaissance de la technologie. Il s'agit d'un d\u00e9fi majeur si l'on consid\u00e8re que la technologie est en constante \u00e9volution et que les d\u00e9veloppeurs doivent \u00eatre au courant de toutes les nouveaut\u00e9s. Sur ce point, il est important que votre propre \u00e9quipe soit au courant des nouveaut\u00e9s technologiques. Ce n'est pas aussi \u00e9vident qu'il n'y para\u00eet, surtout lorsque les <strong>mise en \u0153uvre d'un projet de d\u00e9veloppement de logiciel <a href=\"https:\/\/thecodest.co\/fr\/blog\/in-house-vs-outsourcing-the-ultimate-software-development-comparison\/\">interne<\/a> par un petit groupe de d\u00e9veloppeurs.<\/strong> Il peut arriver que les comp\u00e9tences de votre \u00e9quipe se r\u00e9v\u00e8lent insuffisantes, ce qui peut rapidement entra\u00eener des probl\u00e8mes et, par cons\u00e9quent, l'\u00e9chec de votre projet.<\/p>\n<\/li>\n<li>\n<p><strong>Vision incoh\u00e9rente.<\/strong> Imaginez une situation dans laquelle vous vous engagez dans une coop\u00e9ration avec un partenaire technologique - par exemple, une soci\u00e9t\u00e9 de conseil en technologie. <a href=\"https:\/\/thecodest.co\/\"><strong>\u00e9diteur de logiciels<\/strong><\/a> et parlez de vos besoins. Vous d\u00e9crivez en d\u00e9tail le produit que vous souhaitez cr\u00e9er. Au d\u00e9but, tout semble aller comme sur des roulettes. Cependant, au fil du temps, il s'av\u00e8re que votre vision est compl\u00e8tement diff\u00e9rente de celle de votre partenaire. Un probl\u00e8me survient alors, car le travail de l'\u00e9quipe de d\u00e9veloppeurs et de concepteurs de produits ne r\u00e9pond pas \u00e0 vos attentes.<br \/>\nJe pense qu'il s'agit d'un probl\u00e8me assez courant. Il est parfois difficile de combiner la vision du client avec les solutions \"dures\" utilis\u00e9es par les d\u00e9veloppeurs. Dans cette situation, l'exp\u00e9rience de l'\u00e9quipe technique et les comp\u00e9tences non techniques sont certainement utiles. Il est important que votre partenaire technique r\u00e9ponde \u00e0 vos attentes, mais en tant que client, vous devez \u00eatre conscient qu'une certaine solution propos\u00e9e par l'\u00e9diteur de logiciels peut en fait s'av\u00e9rer plus efficace. Gardez cela \u00e0 l'esprit.<\/p>\n<\/li>\n<li>\n<p><strong>Changements en cours de projet.<\/strong> Dans le cas des projets informatiques, les menaces les plus courantes sont le d\u00e9passement de la port\u00e9e du projet (de la part du propri\u00e9taire) et l'orpaillage (de la part du PM, du Scrum Master ou des d\u00e9veloppeurs). Les modifications incontr\u00f4l\u00e9es du projet, l'ajout de nouvelles fonctionnalit\u00e9s ou l'introduction de changements font indubitablement partie des menaces qui affectent \u00e0 la fois l'efficacit\u00e9 et la rapidit\u00e9 des projets. La bonne approche en mati\u00e8re de gestion consiste \u00e0 s'assurer que la premi\u00e8re \u00e9tape cl\u00e9 est 100% pr\u00e9cise, car elle influencera le succ\u00e8s ult\u00e9rieur du projet.<\/p>\n<\/li>\n<li>\n<p><strong>Insuffisance de fonds pour <a href=\"https:\/\/thecodest.co\/fr\/dictionary\/what-is-the-role-of-project-management-in-software-development\/\">d\u00e9veloppement de projets<\/a>.<\/strong> Le financement est l'un des facteurs les plus importants de la r\u00e9ussite de votre projet. C'est une \u00e9vidence. Cependant, je voudrais attirer votre attention sur un aspect l\u00e9g\u00e8rement diff\u00e9rent. Il est important que vous disposiez d'un budget garanti \u00e0 long terme et pas seulement pour la p\u00e9riode de d\u00e9veloppement suppos\u00e9e au tout d\u00e9but. Pourquoi ? La raison en est simple. Il arrive tr\u00e8s souvent que le temps de d\u00e9veloppement soit prolong\u00e9 jusqu'\u00e0 20-30%. Vous devez en tenir compte pour assurer la s\u00e9curit\u00e9 financi\u00e8re de votre projet. Vous minimiserez le risque que votre projet soit encore en phase de d\u00e9veloppement lorsque des d\u00e9ficits budg\u00e9taires commenceront \u00e0 appara\u00eetre. Cela est directement li\u00e9 \u00e0 une mauvaise estimation de la dur\u00e9e du projet.<\/p>\n<\/li>\n<li>\n<p><strong>Menaces et faiblesses non d\u00e9finies.<\/strong> Avant de commencer le projet, vous savez probablement que l'ensemble du processus peut ne pas \u00eatre simple. Vous serez probablement d'accord avec moi pour dire que chaque projet est un d\u00e9fi. Je pense donc qu'avant de vous lancer, vous devriez analyser les menaces et les faiblesses potentielles susceptibles d'affecter le r\u00e9sultat final. Il est important de g\u00e9rer correctement ces menaces d\u00e8s le d\u00e9but.<\/p>\n<\/li>\n<\/ol>\n<h3><strong>R\u00e9sum\u00e9<\/strong><\/h3>\n<p>Je ne voudrais pas sugg\u00e9rer laquelle des menaces \u00e9num\u00e9r\u00e9es ci-dessus est la plus courante. Je pense qu'il n'y a pas de r\u00e8gle en la mati\u00e8re - tout d\u00e9pend des sp\u00e9cificit\u00e9s du projet. Toutefois, si vous devez relever le d\u00e9fi de mettre en \u0153uvre votre propre projet avec succ\u00e8s, gardez \u00e0 l'esprit ce que j'ai \u00e9crit ici. Je pense que la prise en compte des probl\u00e8mes que j'ai d\u00e9crits peut vous servir de guide, en vous indiquant ce qu'il ne faut pas faire et comment faire face \u00e0 une menace. Tout cela afin de ne pas \u00eatre victime de statistiques brutales, mais au contraire de mener \u00e0 bien le projet.<\/p>\n<p>Et c'est ce que je vous souhaite.\u00a0<strong>Si vous avez des questions concernant <em><a href=\"https:\/\/thecodest.co\/fr\/dictionary\/what-is-the-benefit-of-custom-software-development\/\">d\u00e9veloppement de logiciels sur mesure<\/a><\/em>Je me ferai un plaisir de r\u00e9pondre \u00e0 toutes vos questions. Je me ferai un plaisir de r\u00e9pondre \u00e0 toutes vos questions.<\/strong><\/p>\n<p><strong>En savoir plus :<\/strong><\/p>\n<p><a href=\"https:\/\/thecodest.co\/blog\/why-is-it-worth-having-a-growth-team-responsible-for-business-development-codest-case-study\/\">Pourquoi est-il utile d'avoir une \u00e9quipe de croissance charg\u00e9e du d\u00e9veloppement commercial ? \u00c9tude de cas Codest<\/a><\/p>\n<p><a href=\"https:\/\/thecodest.co\/blog\/how-to-find-market-fit-for-your-product\/\">Comment trouver un march\u00e9 adapt\u00e9 \u00e0 votre produit ?<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Vous constaterez r\u00e9guli\u00e8rement que 50% des projets de d\u00e9veloppement de logiciels personnalis\u00e9s \u00e9chouent. Ce probl\u00e8me s\u00e9culaire est un cauchemar pour de nombreux CTO et responsables techniques. D'un autre c\u00f4t\u00e9, le fait d'\u00eatre pr\u00e9venu \u00e0 l'avance vous permet de vous pr\u00e9parer, vous et votre \u00e9quipe, et de minimiser le risque d'\u00e9chec.<\/p>","protected":false},"author":2,"featured_media":3644,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-3643","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software-development"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>The biggest challenges with custom software development - The Codest<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/thecodest.co\/fr\/blog\/les-plus-grands-defis-du-developpement-de-logiciels-personnalises\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The biggest challenges with custom software development\" \/>\n<meta property=\"og:description\" content=\"You will repeatedly find that as many as 50% of custom software development projects fail. 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